Central Bureau for Astronomical Telegrams
IAUC 3200: 1978 CA
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Read IAUC 3201
Circular No. 3200
Central Bureau for Astronomical Telegrams
INTERNATIONAL ASTRONOMICAL UNION
Postal Address: Central Bureau for Astronomical Telegrams
Smithsonian Astrophysical Observatory, Cambridge, MA 02138, U.S.A.
Cables: SATELLITES NEWYORK Telex: 921428 Telephone: (617) 864-5758
1978 CA
The following precise positions have been reported:
1978 UT R.A. (1950) Decl. Mag. Observer
Mar. 1.9453 10 08 32.69 + 6 28 30.2 Manning
1.9557 10 08 31.90 + 6 30 35.1 "
2.62049 10 07 23.68 + 8 36 25.0 13.5 Urata
2.62859 10 07 22.77 + 8 37 58.8 "
4.8878 10 03 23.00 +16 11 17.1 Manning
4.8993 10 03 21.60 +16 13 42.5 "
5.84006 10 01 34.22 +19 32 07.6 14.5-15 Haddow
8.10391 9 56 53.92 +27 41 24.8 Schuster
8.23611 9 56 36.32 +28 08 59.6 Giclas
10.15420 9 52 15.42 +35 00 49.6 Schuster
B. Manning (Stakenbridge). Measurer: P. Birtwhistle.
T. Urata (JCPM Yakiimo Station). From Nihondaira Obs. Circ. No. 951.
K. A. Haddow (Woolston Observatory). Measurer: R. L. Waterfield.
H.-E. Schuster (European Southern Observatory). Measurer: R. M. West.
Mar. 8 plate broken, poor distribution of reference stars.
H. L. Giclas (Lowell Observatory). Measurer: M. L. Kantz.
Extension of the ephemeris on IAUC 3191:
1978 TT R. A. (1950) Decl. Delta r B
Apr. 22 0 28.5 +83 03.3 0.341 0.955 18.6
27 23 57.4 +81 02.9
May 2 23 42.9 +79 00.6 0.385 0.928 18.8
7 23 37.3 +76 58.3
12 23 37.2 +74 55.4 0.420 0.906 19.0
17 23 40.9 +72 50.6
22 23 47.5 +70 43.1 0.446 0.891 19.1
27 23 56.40 +68 32.2
June 1 0 07.15 +66 17.3 0.462 0.884 19.2
6 0 19.36 +63 57.7
11 0 32.73 +61 32.3 0.469 0.884 19.2
16 0 47.03 +59 00.2
21 1 02.09 +56 20.5 0.469 0.893 19.2
26 1 17.72 +53 32.3
July 1 1 33.75 +50 35.0 0.463 0.909 19.2
11 2 06.24 +44 08.9 0.452 0.931 19.1
21 2 38.42 +36 55.2
31 3 09.43 +28 51.6 0.427 0.990 19.0
COMET SCHUSTER (1975 II)
The following precise positions are by R. M. West, European
Southern Observatory. The comet has a tail ~15" long.
1978 UT R.A. (1950) Decl.
Jan. 8.21410 7 54 53.25 -52 13 37.0
9.21484 7 53 57.12 -52 14 03.7
The following continuation to the ephemeris on IAUC 3019 is
from the orbital elements on IAUC 3059:
1978/79 ET R. A. (1950) Decl. Delta r m2
Apr. 22 6 56.01 -44 55.7 10.173 10.188 19.6
May 2 6 56.23 -44 04.3
12 6 57.21 -43 18.5 10.404 10.276 19.7
22 6 58.83 -42 39.1
June 1 7 00.95 -42 06.9 10.620 10.363 19.8
11 7 03.46 -41 42.2
21 7 06.25 -41 25.3 10.807 10.451 19.9
July 1 7 09.19 -41 16.3
11 7 12.20 -41 15.1 10.953 10.539 19.9
21 7 15.16 -41 21.7
31 7 17.97 -41 35.7 11.052 10.627 20.0
Aug. 10 7 20.53 -41 56.7
20 7 22.73 -42 24.2 11.102 10.716 20.0
30 7 24.48 -42 57.7
Sept. 9 7 25.67 -43 36.2 11.108 10.805 20.1
19 7 26.21 -44 19.0
29 7 25.99 -45 04.8 11.080 10.895 20.1
Oct. 9 7 24.92 -45 52.4
19 7 22.94 -46 40.3 11.034 10.984 20.1
29 7 19.99 -47 26.8
Nov. 8 7 16.04 -48 10.3 10.985 11.074 20.1
18 7 11.14 -48 48.9
28 7 05.36 -49 20.8 10.955 11.164 20.2
Dec. 8 6 58.83 -49 44.4
18 6 51.75 -49 58.3 10.961 11.255 20.2
28 6 44.37 -50 01.7
Jan. 7 6 36.95 -49 54.2 11.015 11.345 20.3
17 6 29.77 -49 36.0
27 6 23.09 -49 08.1 11.122 11.436 20.3
Feb. 6 6 17.10 -48 31.6
16 6 11.98 -47 48.1 11.282 11.527 20.4
26 6 07.79 -46 59.6
Mar. 8 6 04.59 -46 07.8 11.481 11.618 20.5
18 6 02.36 -45 14.7
28 6 01.06 -44 21.9 11.705 11.709 20.5
1978 March 24 (3200) Brian G. Marsden
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