W.S. Jacob (1849 - 1858) Collection home page

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Collection's Items (Sorted by Submit Date in Descending order): 21 to 40 of 41
Issue DateTitleAuthor(s)
1857-11Abstract of results of measurements of Saturn's Satellites made at the Madras Observatory in 1856-7, with the Lerebours Equatoreal. Ap. 6.3 in., foc. 88.6 in., power usually employed 174Jacob, W. S
1857-07Observations in the Saturnian systemJacob, W. S
1857-04From letters of Captain Jacob to Mr.GrantJacob, W. S
1856-03Note on the rings of Saturn and on the orbit of α CentauriJacob, W. S
1855-06On certain anomalies presented by the binary star 70 OphiuchiJacob, W. S
1855-06On the computation of double star orbitsJacob, W. S
1855-04Remarks on the Orbits of α Centauri and σ Coronae BorealisJacob, W. S
1854-06Double stars observed at Madras with the Lerebours equatorealJacob, W. S
1853-06On the parallax of α HerculisJacob, W. S
1853-06Remarks on Saturn as seen with the Madras equatoreal (by Lerebours and Secretan; focus, 89 in., aperture, 6.2 in.)Jacob, W. S
1852-04Extract of a letter from Capt. W. S. Jacob of the Madras ObservatoryJacob, W. S
1850-06On the Limits of error in the elements of the Orbit of α Centauri, and on the orbits of p Eridani and 6I CygniJacob, W. S
1849-04Extract of a letter from W.S.Jacob, Esq. inclosing two sheets of diagrams of solar spots observed at Poona, in December 1848, and January and February 1849Jacob, W. S
1848-03Observations of Alpha Centauri and other double stars made at PoonaJacob, W. S
1848-06Annular eclipse of Oct. 8-9, 1847Jacob, W. S
1848-03Occultations observed at PoonaJacob, W. S
1847-11Companion of ν Scorpii doubleJacob, W. S
1846-11Observations of double stars made at PoonahJacob, W. S
1847-01Orbits of double starsJacob, W. S
1843-11Description of a small observatory constructed at Poona, in the year 1842, accompanied by observations of eclipses, &c. of Jupiter's SatellitesJacob, W. S
Collection's Items (Sorted by Submit Date in Descending order): 21 to 40 of 41