Central Bureau for Astronomical Telegrams
IAUC 2945: 1965 VI; 1975e
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Circular No. 2945
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
PERIODIC COMET KLEMOLA (1965 VI)
The following variational ephemerides are based on the
prediction in Handb. Br. Astron. Assoc. for 1976. The comet should
attain total magnitude 15-17 around July-September.
dT = -40d dT = -30d dT = -20d
1976 ET R. A. (1950) Decl. R. A. (1950) Decl. R. A. (1950) Decl.
May 22 22 24.1 + 0 37 22 03.5 - 0 14 21 42.0 - 1 06
June 1 22 45.8 + 2 40 22 23.8 + 1 47 22 00.8 + 0 52
11 23 06.9 + 4 38 22 43.6 + 3 43 22 18.9 + 2 46
21 23 27.4 + 6 25 23 02.7 + 5 30 22 36.2 + 4 31
July 1 23 46.9 + 7 59 23 20.8 + 7 04 22 52.3 + 6 02
11 0 05.2 + 9 14 23 37.6 + 8 18 23 06.9 + 7 14
21 0 21.9 +10 06 23 52.7 + 9 09 23 19.8 + 8 00
31 0 36.5 +10 32 0 05.5 + 9 30 23 30.4 + 8 14
Aug. 10 0 48.5 +10 27 0 15.8 + 9 18 23 38.5 + 7 52
20 0 57.4 + 9 50 0 23.2 + 8 31 23 43.9 + 6 51
30 1 03.1 + 8 42 0 27.4 + 7 09 23 46.7 + 5 14
Sept. 9 1 05.5 + 7 04 0 28.8 + 5 18 23 47.5 + 3 10
19 1 05.0 + 5 06 0 28.1 + 3 08 23 47.2 + 0 53
29 1 02.4 + 2 59 0 26.2 + 0 56 23 46.8 - 1 20
Oct. 9 0 58.9 + 0 59 0 24.3 - 1 03 23 47.3 - 3 12
19 0 55.7 - 0 42 0 23.4 - 2 37 23 49.5 - 4 35
29 0 53.8 - 1 56 0 24.3 - 3 40 23 53.7 - 5 26
Nov. 8 0 53.8 - 2 38 0 27.2 - 4 11 23 59.8 - 5 45
18 0 56.0 - 2 52 0 32.1 - 4 14 0 07.7 - 5 37
dT = -10d dT = 0d dT = +10d
1976 ET R. A. (1950) Decl. R. A. (1950) Decl. R. A. (1950) Decl.
May 22 21 19.8 - 3 32 20 56.9 - 1 57 20 33.6 - 2 46
June 1 21 36.6 - 0 03 21 11.6 - 0 58 20 45.8 - 1 51
11 21 52.7 + 1 46 21 25.2 + 0 46 20 56.7 - 0 14
21 22 07.6 + 3 27 21 37.4 + 2 20 21 05.8 + 1 12
July 1 22 21.3 + 4 54 21 48.0 + 3 40 21 13.1 + 2 22
11 22 33.2 + 5 59 21 56.8 + 4 36 21 18.4 + 3 07
21 22 43.3 + 6 37 22 03.6 + 5 03 21 21.7 + 3 20
31 22 51.1 + 6 41 22 08.2 + 4 52 21 23.2 + 2 54
Aug. 10 22 56.6 + 6 05 22 11.0 + 4 02 21 23.7 + 1 50
20 22 59.9 + 4 49 22 12.6 + 2 32 21 24.1 + 0 10
30 23 01.6 + 2 58 22 13.6 + 0 31 21 25.4 - 1 54
Sept. 9 23 02.4 + 0 45 22 15.2 - 1 45 21 28.6 - 4 06
19 23 03.3 - 1 34 22 18.3 - 3 59 21 34.3 - 6 10
29 23 05.3 - 3 40 22 23.4 - 5 55 21 42.6 - 7 54
Oct. 9 23 09.1 - 5 22 22 30.7 - 7 23 21 53.4 - 9 10
19 23 14.8 - 6 32 22 40.1 - 8 20 22 06.4 - 9 56
29 23 22.5 - 7 09 22 51.4 - 8 46 22 21.1 -10 12
Nov. 8 23 32.0 - 7 16 23 04.3 - 8 43 22 37.0 -10 02
18 23 43.0 - 6 58 23 18.3 - 8 16 22 53.8 - 9 29
dT = -10d dT = 0d dT = +10d
1976 ET R. A. (1950) Decl. R. A. (1950) Decl. R. A. (1950) Decl.
May 22 20 10.0 - 4 15 19 46.4 - 4 54 19 23.1 - 5 27
June 1 20 19.7 - 2 41 19 53.4 - 3 26 19 27.5 - 4 06
11 20 27.6 - 1 12 19 58.4 - 2 06 19 29.6 - 2 54
21 20 33.5 + 0 05 20 01.1 - 0 58 19 29.4 - 1 55
July 1 20 37.3 + 1 04 20 01.7 - 0 10 19 27. - 1 17
11 20 39.1 + 1 36 20 00.4 + 0 10 19 23.4 - 1 08
21 20 39.2 + 1 35 19 57.9 - 0 03 19 19. 29
31 20 38.2 + 0 57 19 55.2 - 0 52 19 15.9 - 2 23
Aug. 10 20 37.2 - 0 18 19 53.6 - 2 11 19 14.4 - 3 43
20 20 37.3 - 2 02 19 54.2 - 3 54 19 16.0 - 5 21
30 20 39.6 - 4 04 19 57.9 - 5 48 19 21.1 - 7 08
Sept. 9 20 44.7 - 6 07 20 05.0 - 7 42 19 30.0 - 8 52
19 20 53.0 - 8 00 20 15.6 - 9 24 19 42.4 -10 26
29 21 04.3 - 9 32 20 29.4 -10 48 19 58.0 -11 44
Oct. 9 21 18.3 -10 38 20 45.8 -11 48 20 16.2 -12 40
19 21 34.3 -11 17 21 04.3 -12 22 20 36.5 -13 12
29 21 51.9 -11 27 21 24.2 -12 30 20 58.1 -13 21
Nov. 8 22 10.5 -11 13 21 45.0 -12 14 21 20.7 -13 05
18 22 29.8 -10 36 22 06.4 -11 36 21 43.8 -12 29
PERIODIC COMET SMIRNOVA-CHERNYKH (1975e)
The following precise positions have been reported:
1976 UT R. A. (1950) Decl. m1 Observer
Jan. 5.43573 13 47 16.72 - 4 43 30.2 Shao
Mar. 8.05934 14 07 49.29 - 5 26 42.3 15-16 Chernykh
11.04908 14 07 07.33 - 5 20 33.3 15-16 "
C. Y. Shao (Harvard College Observatory, Agassiz Station).
N. S. Chernykh (Crimean Astrophysical Observatory). Reduced at
I.T.A., Leningrad. Mar. 8: condensed nebulosity ~ 15" in diameter.
Mar. 11: faint tail to the west, 15-20" long.
1976 April 30 (2945) Brian G. Marsden
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