Central Bureau for Astronomical Telegrams
IAUC 1249: 1949h; Obs
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Circulaire No. 1249
BUREAU CENTRAL DES TELEGRAMMES ASTRONOMIQUES.
UNION ASTRONOMIQUE INTERNATIONALE.
Adresse postale: Bureau Central des telegrammes astronomiques,
Observatory, Ostervold 3, Copenhagen K, Denmark.
Address telegraphique: Observatory Copenhagen.
PERIODIC COMET VAISALA 1 (1939 IV; 1949h)
A telegram from Sternback, Praha, announces that
Mrkos, Skalnate Pleso, has rediscovered periodic Comet
Vaisala 1 in the following position:
1949 U.T. R.A. (1949.0) Decl. Mag.
Dec. 19 4h 1m3 14 49 47.7 - 8 12 15 17
Object diffuse without central condensation,
nothing reported about tail.
Plate presumably measured by Sternberk.
Correction to the ephemeris given in Circ. 1228: -1m1,
+5' (corresponding to a change in T of Delta-T = about +0.9 days).
OBSERVATIONS
The following observations have been obtained by Mr.
E. L. Johnson, Union Observatory, Johannesburg:
Comet Shajn-Schaldach (1949e)
1949 U.T. R.A. (1949.0) Decl.
Dec. 7.76317 0 12 9.02 - 4 3 40.5
13.78626 0 18 8.26 - 3 26 40.1
Fast moving asteroid Arend 1949(2).
1949 U.T. R.A. (1949.0) Decl.
Dec. 7.77390 2 22 44.92 - 9 33 37.2
13.79838 2 23 41.34 - 9 54 30.4
1949 December 27 (1249) Julie M. Vinter Hansen
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