Central Bureau for Astronomical Telegrams
IAUC 2237: N Aql 1970; 1969h; (1620)
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Circular No. 2237
Central Bureau for Astronomical Telegrams
INTERNATIONAL ASTRONOMICAL UNION
Postal Address: Central Bureau for Astronomical Telegrams
Smithsonian Astrophysical Observatory, Cambridge, MA 02138, U.S.A.
Cable Address: SATELLITES, NEWYORK
Western Union: RAPID SATELLITE CAMBMASS
NOVA AQUILAE 1970
Dr. Anne P. Cowley, Department of Astronomy, University of
Michigan, telegraphs: "A weakly exposed spectrogram of the nova
taken April 17.5 UT shows a very broad H-beta emission (approximately
25 angstroms); magnitude between 6 and 7."
The following visual magnitude estimates have been made:
1970 UT Mag. Observer
Apr. 16.31 7.1 D. Lucas (Elyria, Ohio); Communicated
17.31 7.0 " [by M. Mayall, AAVSO
19.28 7.3 B. G. Marsden (Lexington, Mass.)
The following position has been measured by C. Y. Shao, Harvard
College Observatory, from a plate taken by M. Mattei with the
20-cm Ross lens at Agassiz station. Reduced by the undersigned.
R. A. (1950) Decl.
19 22 15.37 + 4 08 50.6
PERIODIC COMET CURJUMOV-GERASIMENKO (1969h)
Dr. A. Mrkos, Klet Observatory, provides positions as follows:
1970 UT R. A. (1950) Decl.
Mar. 7.82846 10 43 51.33 +20 41 18.6
9.89264 10 41 44.07 +20 44 19.4
10.85882 10 40 46.00 +20 45 32.3
(1620) GEOGRAPHOS
Dr. S. Vasilevskis, Lick Observatory, communicates the
following positions, measured by K. M. Cudworth from plates taken by
E. A. Harlan with the 51-cm astrograph:
1970 UT R. A. (1950) Decl.
Sept. 8.21493 20 17 10.86 - 9 00 30.4
Oct. 6.14062 21 26 59.07 + 8 07 01.2
1970 April 21 (2237) Brian G. Marsden
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