1P/Halley

Japanese version
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Updated on November 9, 2005

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* Returns and Appearances

!Discovered *Appeared -Not observed #Appeared before discovery +Not observed before discovery .Returns in the future
.
2061 July 28
* 1P/1982 U1
1986 Feb. 9
* 1P/1909 R1
1910 Apr. 20
* 1P/1835 P1
1835 Nov. 16
* 1P/1758 Y1
1759 Mar. 13
! 1P/1682 Q1
1682 Sept.15
# 1P/1607 S1
1607 Oct. 27
# 1P/1531 P1
1531 Aug. 26
# 1P/1456 K1
1456 June 9
# 1P/1378 S1
1378 Nov. 10
# 1P/1301 R1
1301 Oct. 25
# 1P/1222 R1
1222 Sept.28
# 1P/1145 G1
1145 Apr. 18
# 1P/1066 G1
1066 Mar. 20
# 1P/ 989 N1
989 Sept. 5
# 1P/ 912 J1
912 July 18
# 1P/ 837 F1
837 Feb. 28
# 1P/ 760 K1
760 May 20
# 1P/ 684 R1
684 Oct. 2
# 1P/ 607 H1
607 Mar. 15
# 1P/ 530 Q1
530 Sept.27
# 1P/ 451 L1
451 June 28
# 1P/ 374 E1
374 Feb. 16
# 1P/ 295 J1
295 Apr. 20
# 1P/ 218 H1
218 May 17
# 1P/ 141 F1
141 Mar. 22
# 1P/ 66 B1
66 Jan. 25
# 1P/ -11 Q1
-11 Oct. 10
# 1P/ -86 Q1
-86 Aug. 6
# 1P/-163 U1
-163 Nov. 12
# 1P/-239 K1
-239 May 25
+
-314 Sept. 8
+
-390 Sept.14
+
-465 July 18
+
-539 May 10
+
-615 July 28
+
-689 Jan. 22
+
-762 Aug. 5
+
-835 May 9
+
-910 May 20
+
-985 Dec. 2
+
-1058 Dec. 3
+
-1128 Apr. 3
+
-1197 May 11
+
-1265 Sept. 5
+
-1333 Aug. 25
+
-1403 Oct. 15

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The perihelion dates in the past appearances are printed on Catalog of Cometary Orbits 1996.
The perihelion date in the next return is calculated by Kazuo Kinoshita (http://www9.ocn.ne.jp/~comet/pcmtn/0001p.htm).
The perihelion dates until -314 are calculated by Dr. D. K. Yeomans, Jet Propulsion Laboratory, et al.

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Copyright(C) Seiichi Yoshida (comet@aerith.net). All rights reserved.