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Harvard College Observatory

 Organization

Found in 244 Collections and/or Records:

Computations - Longitude and Latitude of Bolivian and Peruvian Stations, no. 2, 1894 Digital

FOUND IN: Wolbach Archives, Wolbach Library, Harvard University / Collection: Harvard College Observatory observations, logs, instrument readings, and calculations / Series: Variable Stars, Meridian Circle Work, and The Beginning of the Pickering Administration / File: Miscellaneous
Item — Box 76Identifier: KG11365-6, phaedra1819
Scope and Contents:

After title pages, notebook is blank

Constellation Data, 1879/1880 Digital

FOUND IN: Wolbach Archives, Wolbach Library, Harvard University / Collection: Harvard College Observatory observations, logs, instrument readings, and calculations / Series: Variable Stars, Meridian Circle Work, and The Beginning of the Pickering Administration / Sub-Series: Related Observations and Reductions
Item — Box 76Identifier: KG11365-6, phaedra1813
Scope and Contents: This series contains astronomical observations, data calculations, and administrative notes from the beginning of Edward Pickering’s tenure as Director of the Harvard College Observatory with the bulk of the materials dating from 1870 to 1905. The notebooks in this series feature early efforts in variable star analysis and meridian circle work, including HCO efforts to contribute zone measurements to contemporary revisions of the Bonn Durchmusterung. Additional records in this series...

Constellations, 1871 Digital

FOUND IN: Wolbach Archives, Wolbach Library, Harvard University / Collection: Harvard College Observatory observations, logs, instrument readings, and calculations / Series: Variable Stars, Meridian Circle Work, and The Beginning of the Pickering Administration / Sub-Series: Related Observations and Reductions
Item — Box 76Identifier: KG11365-6, phaedra1810
Scope and Contents: This series contains astronomical observations, data calculations, and administrative notes from the beginning of Edward Pickering’s tenure as Director of the Harvard College Observatory with the bulk of the materials dating from 1870 to 1905. The notebooks in this series feature early efforts in variable star analysis and meridian circle work, including HCO efforts to contribute zone measurements to contemporary revisions of the Bonn Durchmusterung. Additional records in this series...

Copy of Instrumental Constants 1870-71; Redetermination of deltaT, m h', 1870/1878 Digital

FOUND IN: Wolbach Archives, Wolbach Library, Harvard University / Collection: Harvard College Observatory observations, logs, instrument readings, and calculations / Series: Variable Stars, Meridian Circle Work, and The Beginning of the Pickering Administration / File: Time Service, Clock Errors, and Other Instrument Readings
Item — Box 71Identifier: KG11365-6, phaedra1687
Scope and Contents: This series contains astronomical observations, data calculations, and administrative notes from the beginning of Edward Pickering’s tenure as Director of the Harvard College Observatory with the bulk of the materials dating from 1870 to 1905. The notebooks in this series feature early efforts in variable star analysis and meridian circle work, including HCO efforts to contribute zone measurements to contemporary revisions of the Bonn Durchmusterung. Additional records in this series...

Correction for Error, 1869/1870 Digital

FOUND IN: Wolbach Archives, Wolbach Library, Harvard University / Collection: Harvard College Observatory observations, logs, instrument readings, and calculations / Series: Early Work of the HCO under the Bond Adminstrations / File: Related Materials
Item — Box 76Identifier: KG11365-6, phaedra1826
Scope and Contents: This series contains astronomical observations and data calculations spanning the early history of the Harvard College Observatory from 1848 until 1877, though most materials date to the subsequent directorships of H.C.O. founder William Cranch Bond and then his son George Phillips Bond prior to his death 1866. Astronomers whose work is represented in this series include: William Cranch Bond, George Phillips Bond, Richard F. Bond, Benjamin Pierce, Charles W. Tuttle, Horace P....

Correction to Ephemerides - Jupiter's Satellites, 1920 Digital

FOUND IN: Wolbach Archives, Wolbach Library, Harvard University / Collection: Harvard College Observatory observations, logs, instrument readings, and calculations / Series: The HCO in the 20th c. and the Work of the Astronomical Computers / File: Related Materials
Item — Box 78Identifier: KG11365-6, phaedra1860
Scope and Contents:

Three pages of content (charts)

Crown Flint Optical Data, 1902/1903 Digital

FOUND IN: Wolbach Archives, Wolbach Library, Harvard University / Collection: Harvard College Observatory observations, logs, instrument readings, and calculations / Series: Variable Stars, Meridian Circle Work, and The Beginning of the Pickering Administration / Sub-Series: Telescopes
Item — Box 79Identifier: KG11365-6, phaedra1874
Scope and Contents: This series contains astronomical observations, data calculations, and administrative notes from the beginning of Edward Pickering’s tenure as Director of the Harvard College Observatory with the bulk of the materials dating from 1870 to 1905. The notebooks in this series feature early efforts in variable star analysis and meridian circle work, including HCO efforts to contribute zone measurements to contemporary revisions of the Bonn Durchmusterung. Additional records in this series...

Current Observations of Variable Stars, 1895/1896 Digital

FOUND IN: Wolbach Archives, Wolbach Library, Harvard University / Collection: Harvard College Observatory observations, logs, instrument readings, and calculations / Series: Variable Stars, Meridian Circle Work, and The Beginning of the Pickering Administration / Sub-Series: Early Variable Star Work
Item — Box 78Identifier: KG11365-6, phaedra1851
Scope and Contents: This series contains astronomical observations, data calculations, and administrative notes from the beginning of Edward Pickering’s tenure as Director of the Harvard College Observatory with the bulk of the materials dating from 1870 to 1905. The notebooks in this series feature early efforts in variable star analysis and meridian circle work, including HCO efforts to contribute zone measurements to contemporary revisions of the Bonn Durchmusterung. Additional records in this series...

Current Relative and Absolute Estimates, Variable Stars, 1896 Digital

FOUND IN: Wolbach Archives, Wolbach Library, Harvard University / Collection: Harvard College Observatory observations, logs, instrument readings, and calculations / Series: Variable Stars, Meridian Circle Work, and The Beginning of the Pickering Administration / Sub-Series: Early Variable Star Work
Item — Box 70Identifier: KG11365-6, phaedra1675
Scope and Contents: This series contains astronomical observations, data calculations, and administrative notes from the beginning of Edward Pickering’s tenure as Director of the Harvard College Observatory with the bulk of the materials dating from 1870 to 1905. The notebooks in this series feature early efforts in variable star analysis and meridian circle work, including HCO efforts to contribute zone measurements to contemporary revisions of the Bonn Durchmusterung. Additional records in this series...

Dates of Observations of Zone Stars for 1883 and 1884, 1883/1884 Digital

FOUND IN: Wolbach Archives, Wolbach Library, Harvard University / Collection: Harvard College Observatory observations, logs, instrument readings, and calculations / Series: Variable Stars, Meridian Circle Work, and The Beginning of the Pickering Administration / Sub-Series: Meridian Circle Work, Observations and Reductions / File: Zone Observations and Reductions
Item — Box 77Identifier: KG11365-6, phaedra1846
Scope and Contents: This series contains astronomical observations, data calculations, and administrative notes from the beginning of Edward Pickering’s tenure as Director of the Harvard College Observatory with the bulk of the materials dating from 1870 to 1905. The notebooks in this series feature early efforts in variable star analysis and meridian circle work, including HCO efforts to contribute zone measurements to contemporary revisions of the Bonn Durchmusterung. Additional records in this series...

Discordant Stars, 1890 Digital

FOUND IN: Wolbach Archives, Wolbach Library, Harvard University / Collection: Harvard College Observatory observations, logs, instrument readings, and calculations / Series: Variable Stars, Meridian Circle Work, and The Beginning of the Pickering Administration / Sub-Series: Related Observations and Reductions
Item — Box 76Identifier: KG11365-6, phaedra1815
Scope and Contents: This series contains astronomical observations, data calculations, and administrative notes from the beginning of Edward Pickering’s tenure as Director of the Harvard College Observatory with the bulk of the materials dating from 1870 to 1905. The notebooks in this series feature early efforts in variable star analysis and meridian circle work, including HCO efforts to contribute zone measurements to contemporary revisions of the Bonn Durchmusterung. Additional records in this series...

Discussion of H.A. 24, group MP according to DM, 1895 Digital

FOUND IN: Wolbach Archives, Wolbach Library, Harvard University / Collection: Harvard College Observatory observations, logs, instrument readings, and calculations / Series: Variable Stars, Meridian Circle Work, and The Beginning of the Pickering Administration / Sub-Series: Related Observations and Reductions
Item — Box 72Identifier: KG11365-6, phaedra1724
Scope and Contents: This series contains astronomical observations, data calculations, and administrative notes from the beginning of Edward Pickering’s tenure as Director of the Harvard College Observatory with the bulk of the materials dating from 1870 to 1905. The notebooks in this series feature early efforts in variable star analysis and meridian circle work, including HCO efforts to contribute zone measurements to contemporary revisions of the Bonn Durchmusterung. Additional records in this series...

D.M. List, 1872 Digital

FOUND IN: Wolbach Archives, Wolbach Library, Harvard University / Collection: Harvard College Observatory observations, logs, instrument readings, and calculations / Series: Variable Stars, Meridian Circle Work, and The Beginning of the Pickering Administration / Sub-Series: Related Observations and Reductions
Item — Box 73Identifier: KG11365-6, phaedra1736
Scope and Contents: This series contains astronomical observations, data calculations, and administrative notes from the beginning of Edward Pickering’s tenure as Director of the Harvard College Observatory with the bulk of the materials dating from 1870 to 1905. The notebooks in this series feature early efforts in variable star analysis and meridian circle work, including HCO efforts to contribute zone measurements to contemporary revisions of the Bonn Durchmusterung. Additional records in this series...

DM List +50, +51, +52, 1871 Digital

FOUND IN: Wolbach Archives, Wolbach Library, Harvard University / Collection: Harvard College Observatory observations, logs, instrument readings, and calculations / Series: Variable Stars, Meridian Circle Work, and The Beginning of the Pickering Administration / Sub-Series: Related Observations and Reductions
Item — Box 72Identifier: KG11365-6, phaedra1709
Scope and Contents: This series contains astronomical observations, data calculations, and administrative notes from the beginning of Edward Pickering’s tenure as Director of the Harvard College Observatory with the bulk of the materials dating from 1870 to 1905. The notebooks in this series feature early efforts in variable star analysis and meridian circle work, including HCO efforts to contribute zone measurements to contemporary revisions of the Bonn Durchmusterung. Additional records in this series...

DM list +53 and +54, 1883 Digital

FOUND IN: Wolbach Archives, Wolbach Library, Harvard University / Collection: Harvard College Observatory observations, logs, instrument readings, and calculations / Series: Variable Stars, Meridian Circle Work, and The Beginning of the Pickering Administration / Sub-Series: Related Observations and Reductions
Item — Box 71Identifier: KG11365-6, phaedra1708
Scope and Contents: This series contains astronomical observations, data calculations, and administrative notes from the beginning of Edward Pickering’s tenure as Director of the Harvard College Observatory with the bulk of the materials dating from 1870 to 1905. The notebooks in this series feature early efforts in variable star analysis and meridian circle work, including HCO efforts to contribute zone measurements to contemporary revisions of the Bonn Durchmusterung. Additional records in this series...

Double Stars, 1907 Digital

FOUND IN: Wolbach Archives, Wolbach Library, Harvard University / Collection: Harvard College Observatory observations, logs, instrument readings, and calculations / Series: Variable Stars, Meridian Circle Work, and The Beginning of the Pickering Administration / Sub-Series: Related Observations and Reductions
Item — Box 72Identifier: KG11365-6, phaedra1726
Scope and Contents: This series contains astronomical observations, data calculations, and administrative notes from the beginning of Edward Pickering’s tenure as Director of the Harvard College Observatory with the bulk of the materials dating from 1870 to 1905. The notebooks in this series feature early efforts in variable star analysis and meridian circle work, including HCO efforts to contribute zone measurements to contemporary revisions of the Bonn Durchmusterung. Additional records in this series...

Double Stars, 1895 Digital

FOUND IN: Wolbach Archives, Wolbach Library, Harvard University / Collection: Harvard College Observatory observations, logs, instrument readings, and calculations / Series: Variable Stars, Meridian Circle Work, and The Beginning of the Pickering Administration / Sub-Series: Related Observations and Reductions
Item — Box 72Identifier: KG11365-6, phaedra1727
Scope and Contents: This series contains astronomical observations, data calculations, and administrative notes from the beginning of Edward Pickering’s tenure as Director of the Harvard College Observatory with the bulk of the materials dating from 1870 to 1905. The notebooks in this series feature early efforts in variable star analysis and meridian circle work, including HCO efforts to contribute zone measurements to contemporary revisions of the Bonn Durchmusterung. Additional records in this series...

Early lists of gaseous neb, stars Pec. Specctra, 1880 Digital

FOUND IN: Wolbach Archives, Wolbach Library, Harvard University / Collection: Harvard College Observatory observations, logs, instrument readings, and calculations / Series: Variable Stars, Meridian Circle Work, and The Beginning of the Pickering Administration / Sub-Series: Related Observations and Reductions
Item — Box 72Identifier: KG11365-6, phaedra1722
Scope and Contents: This series contains astronomical observations, data calculations, and administrative notes from the beginning of Edward Pickering’s tenure as Director of the Harvard College Observatory with the bulk of the materials dating from 1870 to 1905. The notebooks in this series feature early efforts in variable star analysis and meridian circle work, including HCO efforts to contribute zone measurements to contemporary revisions of the Bonn Durchmusterung. Additional records in this series...

Early Work of the HCO under the Bond Adminstrations, 1848-1877, bulk: 1848-1866

FOUND IN: Wolbach Archives, Wolbach Library, Harvard University / Collection: Harvard College Observatory observations, logs, instrument readings, and calculations
Series Identifier: KG11365-6
Scope and Contents: This series contains astronomical observations and data calculations spanning the early history of the Harvard College Observatory from 1848 until 1877, though most materials date to the subsequent directorships of H.C.O. founder William Cranch Bond and then his son George Phillips Bond prior to his death 1866. Astronomers whose work is represented in this series include: William Cranch Bond, George Phillips Bond, Richard F. Bond, Benjamin Pierce, Charles W. Tuttle, Horace P....

Ephemerides of variable stars, 1896/1898 Digital

FOUND IN: Wolbach Archives, Wolbach Library, Harvard University / Collection: Harvard College Observatory observations, logs, instrument readings, and calculations / Series: Variable Stars, Meridian Circle Work, and The Beginning of the Pickering Administration / Sub-Series: Early Variable Star Work
Item — Box 12Identifier: KG11365-6, phaedra0444
Scope and Contents: This series contains astronomical observations, data calculations, and administrative notes from the beginning of Edward Pickering’s tenure as Director of the Harvard College Observatory with the bulk of the materials dating from 1870 to 1905. The notebooks in this series feature early efforts in variable star analysis and meridian circle work, including HCO efforts to contribute zone measurements to contemporary revisions of the Bonn Durchmusterung. Additional records in this series...

Ephemerides of Variables Stars, 1902 Digital

FOUND IN: Wolbach Archives, Wolbach Library, Harvard University / Collection: Harvard College Observatory observations, logs, instrument readings, and calculations / Series: Variable Stars, Meridian Circle Work, and The Beginning of the Pickering Administration / Sub-Series: Early Variable Star Work
Item — Box 70Identifier: KG11365-6, phaedra1677
Scope and Contents: This series contains astronomical observations, data calculations, and administrative notes from the beginning of Edward Pickering’s tenure as Director of the Harvard College Observatory with the bulk of the materials dating from 1870 to 1905. The notebooks in this series feature early efforts in variable star analysis and meridian circle work, including HCO efforts to contribute zone measurements to contemporary revisions of the Bonn Durchmusterung. Additional records in this series...

Equator Points, Corrections, 1871/1872 Digital

FOUND IN: Wolbach Archives, Wolbach Library, Harvard University / Collection: Harvard College Observatory observations, logs, instrument readings, and calculations / Series: Variable Stars, Meridian Circle Work, and The Beginning of the Pickering Administration / Sub-Series: Meridian Circle Work, Observations and Reductions
Item — Box 70Identifier: KG11365-6, phaedra1683
Scope and Contents: This series contains astronomical observations, data calculations, and administrative notes from the beginning of Edward Pickering’s tenure as Director of the Harvard College Observatory with the bulk of the materials dating from 1870 to 1905. The notebooks in this series feature early efforts in variable star analysis and meridian circle work, including HCO efforts to contribute zone measurements to contemporary revisions of the Bonn Durchmusterung. Additional records in this series...

Equator Points, Corrections, Flexure Constants, 1878 Digital

FOUND IN: Wolbach Archives, Wolbach Library, Harvard University / Collection: Harvard College Observatory observations, logs, instrument readings, and calculations / Series: Variable Stars, Meridian Circle Work, and The Beginning of the Pickering Administration / Sub-Series: Meridian Circle Work, Observations and Reductions
Item — Box 70Identifier: KG11365-6, phaedra1685
Scope and Contents: This series contains astronomical observations, data calculations, and administrative notes from the beginning of Edward Pickering’s tenure as Director of the Harvard College Observatory with the bulk of the materials dating from 1870 to 1905. The notebooks in this series feature early efforts in variable star analysis and meridian circle work, including HCO efforts to contribute zone measurements to contemporary revisions of the Bonn Durchmusterung. Additional records in this series...

Equator Points, Corrections, Flexure Polar Catalog, 1872/1873 Digital

FOUND IN: Wolbach Archives, Wolbach Library, Harvard University / Collection: Harvard College Observatory observations, logs, instrument readings, and calculations / Series: Variable Stars, Meridian Circle Work, and The Beginning of the Pickering Administration / Sub-Series: Meridian Circle Work, Observations and Reductions
Item — Box 70Identifier: KG11365-6, phaedra1684
Scope and Contents: This series contains astronomical observations, data calculations, and administrative notes from the beginning of Edward Pickering’s tenure as Director of the Harvard College Observatory with the bulk of the materials dating from 1870 to 1905. The notebooks in this series feature early efforts in variable star analysis and meridian circle work, including HCO efforts to contribute zone measurements to contemporary revisions of the Bonn Durchmusterung. Additional records in this series...

Equatorial Work [record of 72 books], 1879/1890 Digital

FOUND IN: Wolbach Archives, Wolbach Library, Harvard University / Collection: Harvard College Observatory observations, logs, instrument readings, and calculations / Series: Variable Stars, Meridian Circle Work, and The Beginning of the Pickering Administration / Sub-Series: Early Variable Star Work
Item — Box 13Identifier: KG11365-6, phaedra0459
Scope and Contents: This series contains astronomical observations, data calculations, and administrative notes from the beginning of Edward Pickering’s tenure as Director of the Harvard College Observatory with the bulk of the materials dating from 1870 to 1905. The notebooks in this series feature early efforts in variable star analysis and meridian circle work, including HCO efforts to contribute zone measurements to contemporary revisions of the Bonn Durchmusterung. Additional records in this series...

REFINE MY RESULTS:

Type
Archival Object 188
Collection 56
 
Subject
Variable stars. 31
Astronomy -- Observations. 11
Astronomical clocks -- United States. 7
Asteroids. 6
Astronomy -- Research. 6
∨ more
Chronograph. 6
Longitude -- Measurement -- History. 6
Solar eclipses -- Observations. 6
Astronomers -- United States. 5
Astronomical photometry. 5
Astronomy. 5
Harvard University -- Astronomy 5
Photographs 5
Telescopes. 5
Astronomical observatories -- Massachusetts -- Cambridge. 4
Astronomy -- 19th century. 4
Correspondence. 4
Diaries 4
Meteors. 4
Time measurements. 4
Astronomy -- History. 3
Chronometers. 3
Comets. 3
Financial records. 3
Stars -- Clusters. 3
Sun -- Research. 3
Women astronomers--United States 3
Amateur astronomy. 2
Asteroids--Orbits. 2
Astronomers 2
Astronomical instruments -- Design and construction. 2
Astronomical photography. 2
Boyden Station (Bloemfontein, South Africa) 2
Horology. 2
Manuscripts (documents) 2
Milky Way 2
Nebulae. 2
Observatories. 2
Occultations. 2
Photoprints. 2
Scientific apparatus and instruments. 2
Scientists 2
Scientists--United States 2
Surveying -- Geodetic. 2
Time -- Systems and standards -- United States. 2
Women in astronomy -- History. 2
Aberdeen Proving Ground (Md.) 1
Account books. 1
Aging--United States 1
Albums. 1
American Association of Variable Star Observers. 1
Annual reports. 1
Astrometry 1
Astronomers -- Archives. 1
Astronomers--United States 1
Astronomers. 1
Astronomical instruments 1
Astronomical observatories -- South Africa. 1
Astronomy 1
Astronomy -- Societies, etc. 1
Astronomy -- Study and teaching. 1
Astrophysics. 1
Auroras--Spectra. 1
Auroras. 1
Autobiographies 1
Autobiographies. 1
Black-and-white photographs 1
Black-and-white photographs. 1
Boyden Station (Arequipa, Peru) 1
Clocks and watches -- Marketing. 1
Comets--Orbits. 1
Contracts. 1
Cryptography. 1
Diplomas. 1
Donati comet. 1
Drawings 1
Eclipses, Solar -- 1973. 1
Emigration and immigration 1
Family records 1
Geodesy -- Observations 1
Geodesy. 1
Glass plate negatives 1
Harvard College Observatory (Cambridge, MA) 1
Harvard College Observatory -- Photographs. 1
Harvard University -- Finance. 1
Harvard University -- Women. 1
Immigrants' writings, German 1
Lantern slides. 1
Lecture notes 1
Letterpress copybooks. 1
Letters (correspondence) 1
Letters. 1
Magnetic fields -- Measurement 1
Magnetic fields. 1
Magnetism. 1
Maine. 1
Manuscripts for publication 1
Maps 1
Medals 1
Memoirs 1
∧ less
 
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