From: j.jahn@abbs.hanse.de (Jost Jahn)
Newsgroups: sci.astro
Subject: Comets daily 1993 Jan. 04 - 11.
Reply-To: j.jahn@abbs.hanse.de
Date: 21 Dec 92 04:41:00 MET
Distribution: sci
Organization: ABBS AstroMail, D-W 2121 Dahlenburg / Germany
X-Version: ZerUU V6.45c

Daily comet ephemerides for the period: Monday, 1993 Jan. 04 - 11, 0 h UT
(Universal Time). Due to e-mail problems the posting of the five different
ephemerides has to be made on three days. Only every fifth issue of these
different ephemerides detailed explanations are given alternately!

Name of the comet     Rect(1950)Decl Rect(2000)Decl  r    d   Elo Magn MotioPos
[P/] Name [Pro/Fin]    h   m    o  '  h   m    o  ' A.U. A.U.  o  Step  "/h  o
----------------------------- Monday, 1993 Jan. 04 ----------------------------
Helin-Lawrenc (1991l) 23:15.6 +15:39 23:18.1 +15:56 4.44 4.61  74 14.6 11.2/ 53
Tanaka-Machho (1992d)  8:36.2 +28:19  8:39.2 +28:08 3.59 2.66 157 12.2 56.2/262
P/Brewington (1992p)   9:26.3 +34:04  9:29.4 +33:50 2.67 1.80 145 12.0 31.3/280
Shoemaker-Le (1991a1) 10:44.2 -68:05 10:45.8 -68:21 2.70 2.69  80 12.7 73.3/237
P/Schuster (1992n)     8:34.6 +53:12  8:38.3 +53:01 1.97 1.08 144 14.6 37.4/314
P/Giclas (1992l)       3:53.9 +13:28  3:56.7 +13:37 2.09 1.27 136 14.8 19.7/ 20
Ohshita (1992a1)      15:19.0 +62:03 15:19.9 +61:53 1.39 0.90  95 13.7  275/ 31
P/Swift-Tuttl (1992t) 20:12.4 -22:20 20:15.3 -22:11 1.03 1.93  17  6.0  102/143
P/Ciffreo (1992s)      0:28.0 - 0:23  0:30.6 - 0:06 1.72 1.53  83 14.5 85.1/ 51
P/Howell (1992c)      17:41.5 -24:12 17:44.6 -24:14 1.52 2.43  17 12.6  120/ 94
P/Schaumasse (1992x)   3:31.9 +22:27  3:34.8 +22:37 1.42 0.56 133 10.1 54.6/335
P/Forbes              16:53.4 -27:22 16:56.5 -27:26 1.62 2.42  28 14.1  114/ 97
Helin-Lawrenc (1992q) 23:02.1 -53:26 23:05.1 -53:10 2.20 2.61  55 14.0 5.79/131
Shoemaker (1992y)      1:56.2 +43:51  1:59.3 +44:06 2.49 1.89 116 14.3 42.6/297
P/Vaeisaelae 1 (1992u)    9:51.8 +10:39  9:54.5 +10:25 2.12 1.30 137 15.5 19.8/ 56
---------------------------- Tuesday, 1993 Jan. 05 ----------------------------
Helin-Lawrenc (1991l) 23:15.9 +15:42 23:18.4 +15:59 4.45 4.63  73 14.6 11.7/ 53
Tanaka-Machho (1992d)  8:34.5 +28:15  8:37.5 +28:05 3.60 2.67 158 12.2 56.4/262
P/Brewington (1992p)   9:25.3 +34:06  9:28.4 +33:53 2.68 1.80 146 12.1 32.0/280
Shoemaker-Le (1991a1) 10:39.4 -68:20 10:41.0 -68:36 2.71 2.69  81 12.7 73.3/239
P/Schuster (1992n)     8:33.3 +53:22  8:37.1 +53:11 1.97 1.08 145 14.6 37.0/311
P/Giclas (1992l)       3:54.1 +13:36  3:56.9 +13:44 2.09 1.28 135 14.9 20.2/ 23
Ohshita (1992a1)      15:27.4 +63:36 15:28.2 +63:25 1.40 0.91  96 13.8  268/ 32
P/Swift-Tuttl (1992t) 20:14.1 -22:52 20:17.1 -22:43 1.04 1.94  17  6.1  100/143
P/Ciffreo (1992s)      0:29.8 - 0:01  0:32.4 + 0:15 1.72 1.54  83 14.5 85.6/ 51
P/Howell (1992c)      17:45.0 -24:16 17:48.1 -24:17 1.51 2.42  17 12.6  120/ 93
P/Schaumasse (1992x)   3:31.2 +22:47  3:34.2 +22:57 1.42 0.55 132 10.0 54.4/337
P/Forbes              16:56.8 -27:27 16:59.9 -27:32 1.62 2.41  28 14.1  114/ 96
Helin-Lawrenc (1992q) 23:02.4 -53:28 23:05.3 -53:11 2.19 2.62  54 14.0 6.41/127
Shoemaker (1992y)      1:54.8 +43:59  1:57.9 +44:13 2.48 1.90 115 14.3 41.2/297
P/Vaeisaelae 1 (1992u)    9:52.3 +10:44  9:54.9 +10:29 2.12 1.29 137 15.4 19.5/ 53
--------------------------- Wednesday, 1993 Jan. 06 ---------------------------
Helin-Lawrenc (1991l) 23:16.1 +15:45 23:18.6 +16:02 4.46 4.66  72 14.6 12.2/ 51
Tanaka-Machho (1992d)  8:32.8 +28:12  8:35.9 +28:02 3.61 2.67 160 12.2 56.5/261
P/Brewington (1992p)   9:24.3 +34:08  9:27.3 +33:55 2.69 1.80 148 12.1 32.7/279
Shoemaker-Le (1991a1) 10:34.7 -68:35 10:36.2 -68:51 2.72 2.69  81 12.7 73.5/241
P/Schuster (1992n)     8:32.1 +53:31  8:35.8 +53:21 1.98 1.09 145 14.6 36.6/309
P/Giclas (1992l)       3:54.3 +13:43  3:57.1 +13:52 2.10 1.29 134 14.9 20.7/ 25
Ohshita (1992a1)      15:36.4 +65:04 15:37.0 +64:54 1.42 0.92  96 13.8  261/ 34
P/Swift-Tuttl (1992t) 20:15.9 -23:24 20:18.8 -23:15 1.05 1.95  16  6.2 99.1/143
P/Ciffreo (1992s)      0:31.6 + 0:20  0:34.1 + 0:37 1.72 1.54  82 14.5 86.1/ 52
P/Howell (1992c)      17:48.5 -24:18 17:51.6 -24:19 1.51 2.42  18 12.6  121/ 93
P/Schaumasse (1992x)   3:30.7 +23:08  3:33.6 +23:18 1.41 0.55 131 10.0 54.2/340
P/Forbes              17:00.2 -27:32 17:03.3 -27:36 1.61 2.41  29 14.0  115/ 96
Helin-Lawrenc (1992q) 23:02.6 -53:29 23:05.5 -53:13 2.19 2.62  54 14.0 7.05/124
Shoemaker (1992y)      1:53.5 +44:06  1:56.6 +44:21 2.48 1.91 114 14.3 39.9/298
P/Vaeisaelae 1 (1992u)    9:52.7 +10:48  9:55.3 +10:34 2.11 1.27 138 15.4 19.3/ 50
---------------------------- Thursday, 1993 Jan. 07 ---------------------------
Helin-Lawrenc (1991l) 23:16.4 +15:48 23:18.9 +16:05 4.47 4.68  71 14.7 12.7/ 51
Tanaka-Machho (1992d)  8:31.1 +28:08  8:34.2 +27:58 3.62 2.68 161 12.2 56.6/261
P/Brewington (1992p)   9:23.2 +34:10  9:26.3 +33:57 2.69 1.80 149 12.1 33.3/278
Shoemaker-Le (1991a1) 10:29.6 -68:49 10:31.1 -69:04 2.74 2.70  82 12.7 73.7/243
P/Schuster (1992n)     8:30.8 +53:40  8:34.5 +53:30 1.98 1.09 145 14.7 36.3/307
P/Giclas (1992l)       3:54.6 +13:51  3:57.4 +13:59 2.10 1.31 133 14.9 21.3/ 28
Ohshita (1992a1)      15:46.0 +66:28 15:46.4 +66:19 1.43 0.93  97 13.9  254/ 35
P/Swift-Tuttl (1992t) 20:17.6 -23:56 20:20.6 -23:46 1.05 1.97  16  6.2 97.9/142
P/Ciffreo (1992s)      0:33.4 + 0:41  0:36.0 + 0:58 1.72 1.55  82 14.5 86.6/ 52
P/Howell (1992c)      17:52.1 -24:21 17:55.1 -24:21 1.51 2.41  18 12.6  121/ 93
P/Schaumasse (1992x)   3:30.1 +23:28  3:33.1 +23:38 1.40 0.55 130  9.9 53.9/342
P/Forbes              17:03.6 -27:37 17:06.7 -27:41 1.61 2.40  29 14.0  115/ 96
Helin-Lawrenc (1992q) 23:02.9 -53:31 23:05.8 -53:15 2.19 2.62  53 14.0 7.71/123
Shoemaker (1992y)      1:52.2 +44:14  1:55.3 +44:28 2.47 1.92 113 14.3 38.6/299
P/Vaeisaelae 1 (1992u)    9:53.1 +10:53  9:55.7 +10:39 2.11 1.26 139 15.4 19.0/ 46
----------------------------- Friday, 1993 Jan. 08 ----------------------------
Helin-Lawrenc (1991l) 23:16.7 +15:51 23:19.2 +16:08 4.48 4.71  71 14.7 12.9/ 53
Tanaka-Machho (1992d)  8:29.4 +28:05  8:32.5 +27:55 3.63 2.68 162 12.2 56.7/261
P/Brewington (1992p)   9:22.2 +34:12  9:25.2 +33:59 2.70 1.81 150 12.1 34.0/278
Shoemaker-Le (1991a1) 10:24.6 -69:02 10:26.0 -69:17 2.75 2.70  82 12.8 87.1/251
P/Schuster (1992n)     8:29.5 +53:48  8:33.2 +53:38 1.99 1.10 145 14.7 35.9/305
P/Giclas (1992l)       3:54.9 +13:58  3:57.7 +14:07 2.11 1.32 132 15.0 21.8/ 30
Ohshita (1992a1)      15:56.4 +67:48 15:56.6 +67:40 1.45 0.95  97 14.0  247/ 37
P/Swift-Tuttl (1992t) 20:19.3 -24:27 20:22.3 -24:17 1.06 1.98  15  6.3 96.7/142
P/Ciffreo (1992s)      0:35.2 + 1:03  0:37.8 + 1:19 1.71 1.56  81 14.5 87.0/ 52
P/Howell (1992c)      17:55.6 -24:23 17:58.7 -24:23 1.50 2.41  18 12.6  121/ 92
P/Schaumasse (1992x)   3:29.7 +23:49  3:32.6 +23:59 1.40 0.55 129  9.8 54.0/345
P/Forbes              17:07.0 -27:42 17:10.2 -27:46 1.61 2.39  29 14.0  115/ 95
Helin-Lawrenc (1992q) 23:03.2 -53:33 23:06.1 -53:16 2.18 2.63  53 14.0 8.36/121
Shoemaker (1992y)      1:51.0 +44:21  1:54.1 +44:36 2.47 1.93 112 14.4 37.3/300
P/Vaeisaelae 1 (1992u)    9:53.4 +10:59  9:56.1 +10:45 2.10 1.25 140 15.3 19.0/ 44
---------------------------- Saturday, 1993 Jan. 09 ---------------------------
Helin-Lawrenc (1991l) 23:17.0 +15:54 23:19.5 +16:11 4.49 4.73  70 14.7 13.3/ 53
Tanaka-Machho (1992d)  8:27.7 +28:01  8:30.8 +27:51 3.64 2.69 163 12.2 56.8/261
P/Brewington (1992p)   9:21.1 +34:13  9:24.1 +34:00 2.71 1.81 151 12.1 34.6/277
Shoemaker-Le (1991a1) 10:19.3 -69:14 10:20.6 -69:29 2.76 2.70  83 12.8 73.9/247
P/Schuster (1992n)     8:28.1 +53:56  8:31.9 +53:46 1.99 1.10 146 14.7 35.5/303
P/Giclas (1992l)       3:55.2 +14:06  3:58.0 +14:14 2.11 1.33 131 15.0 22.4/ 33
Ohshita (1992a1)      16:07.5 +69:04 16:07.5 +68:56 1.46 0.96  98 14.1  239/ 39
P/Ciffreo (1992s)      0:37.1 + 1:24  0:39.6 + 1:41 1.71 1.57  81 14.5 87.5/ 52
P/Howell (1992c)      17:59.1 -24:25 18:02.2 -24:25 1.50 2.40  18 12.5  122/ 92
P/Schaumasse (1992x)   3:29.3 +24:10  3:32.3 +24:20 1.39 0.55 128  9.8 54.0/347
P/Forbes              17:10.5 -27:46 17:13.6 -27:50 1.60 2.38  29 14.0  116/ 95
Helin-Lawrenc (1992q) 23:03.5 -53:34 23:06.4 -53:18 2.18 2.63  52 14.0 9.02/119
Shoemaker (1992y)      1:49.8 +44:28  1:52.9 +44:43 2.47 1.94 111 14.4 36.0/301
P/Vaeisaelae 1 (1992u)    9:53.8 +11:04  9:56.4 +10:50 2.10 1.24 141 15.3 19.0/ 40
----------------------------- Sunday, 1993 Jan. 10 ----------------------------
Helin-Lawrenc (1991l) 23:17.3 +15:58 23:19.8 +16:14 4.50 4.76  69 14.7 13.6/ 54
Tanaka-Machho (1992d)  8:26.1 +27:57  8:29.1 +27:47 3.65 2.69 165 12.2 56.8/260
P/Brewington (1992p)   9:20.0 +34:15  9:23.0 +34:02 2.71 1.81 152 12.1 35.1/277
Shoemaker-Le (1991a1) 10:13.8 -69:25 10:15.1 -69:40 2.77 2.71  84 12.8 74.0/249
P/Schuster (1992n)     8:26.7 +54:04  8:30.5 +53:54 2.00 1.11 146 14.7 35.1/301
P/Giclas (1992l)       3:55.5 +14:13  3:58.3 +14:22 2.11 1.34 130 15.0 23.1/ 35
Ohshita (1992a1)      16:19.4 +70:15 16:19.2 +70:08 1.48 0.98  98 14.1  232/ 42
P/Ciffreo (1992s)      0:38.9 + 1:45  0:41.5 + 2:02 1.71 1.58  80 14.5 87.9/ 53
P/Howell (1992c)      18:02.7 -24:27 18:05.8 -24:27 1.50 2.40  19 12.5  122/ 91
P/Schaumasse (1992x)   3:29.0 +24:31  3:31.9 +24:41 1.38 0.55 127  9.7 54.1/350
P/Forbes              17:14.0 -27:50 17:17.1 -27:54 1.60 2.37  30 13.9  116/ 95
Helin-Lawrenc (1992q) 23:03.9 -53:36 23:06.8 -53:20 2.17 2.64  52 14.0 9.68/118
Shoemaker (1992y)      1:48.7 +44:36  1:51.7 +44:51 2.46 1.95 110 14.4 34.8/302
P/Vaeisaelae 1 (1992u)    9:54.1 +11:10  9:56.8 +10:56 2.09 1.23 142 15.3 19.0/ 37
----------------------------- Monday, 1993 Jan. 11 ----------------------------
Helin-Lawrenc (1991l) 23:17.6 +16:01 23:20.1 +16:17 4.50 4.78  68 14.7 14.0/ 54
Tanaka-Machho (1992d)  8:24.4 +27:53  8:27.4 +27:43 3.66 2.70 166 12.3 56.8/260
P/Brewington (1992p)   9:18.8 +34:16  9:21.9 +34:04 2.72 1.81 153 12.1 35.6/276
Shoemaker-Le (1991a1) 10:08.4 -69:36 10:09.6 -69:50 2.78 2.71  84 12.8 74.2/251
P/Schuster (1992n)     8:25.4 +54:11  8:29.2 +54:00 2.01 1.12 146 14.8 34.7/298
P/Giclas (1992l)       3:55.9 +14:21  3:58.7 +14:30 2.12 1.35 129 15.0 23.7/ 37
Ohshita (1992a1)      16:32.2 +71:21 16:31.7 +71:15 1.49 0.99  98 14.2  225/ 44
P/Ciffreo (1992s)      0:40.8 + 2:07  0:43.4 + 2:23 1.71 1.58  80 14.5 88.4/ 53
P/Howell (1992c)      18:06.3 -24:28 18:09.3 -24:28 1.49 2.39  19 12.5  122/ 91
P/Schaumasse (1992x)   3:28.7 +24:52  3:31.7 +25:02 1.38 0.55 126  9.7 54.3/352
P/Forbes              17:17.5 -27:54 17:20.6 -27:57 1.59 2.37  30 13.9  116/ 94
Helin-Lawrenc (1992q) 23:04.3 -53:38 23:07.2 -53:22 2.17 2.64  52 14.0 10.3/117
Shoemaker (1992y)      1:47.6 +44:43  1:50.7 +44:58 2.46 1.96 109 14.4 33.6/303
P/Vaeisaelae 1 (1992u)    9:54.4 +11:17  9:57.1 +11:02 2.09 1.21 143 15.2 19.1/ 33


Used orbital elements (2000.0).
Name of comet     Perihel. T   Perih.q Eccentr Perihel   Node   Inclin   H    G
[P/] Name [Pr/Fi] Ye Mo Day      A.U.      e   Degrees Degrees Degrees Magn   -
-------------------------------------------------------------------------------
Helin-Law (1991l) 92 01 20.027 1.51772 1.00044 271.159  11.835  95.456 11.3 0.0
Tanaka-Ma (1992d) 92 04 22.688 1.26148 0.99589  65.473 300.508  79.293  6.3 2.7
P/Brewing (1992p) 92 06 07.859 1.60165 0.67150  47.879 343.750  18.057  6.5 4.0
Shoemake (1991a1) 92 07 24.507 0.83625 0.99986 145.240  49.051 113.498  8.4 2.0
P/Schuste (1992n) 92 09 06.422 1.53924 0.58952 355.733  50.602  20.134 10.0 6.0
P/Giclas (1992l)  92 09 13.092 1.84679 0.49321 276.486 112.526   7.284  9.5 6.0
Ohshita (1992a1)  92 11 01.630 0.66390 1.00000 310.030 138.420 114.720 12.5 4.0
P/Swift-T (1992t) 92 12 12.324 0.95822 0.96359 153.002 139.444 113.427  4.3 8.2
P/Ciffreo (1992s) 93 01 23.065 1.70877 0.54317 358.034  53.709  13.089 10.0 6.0
P/Howell (1992c)  93 02 26.096 1.40914 0.55206 234.757  57.744   4.400  8.0 6.0
P/Schauma (1992x) 93 03 03.961 1.20216 0.70485  57.482  81.053  11.846  7.3  11
P/Forbes          93 03 14.632 1.44684 0.56805 310.537 334.456   7.159  9.0 6.0
Helin-Law (1992q) 93 03 15.122 2.03839 0.96521 268.857 194.666 106.846  8.5 4.0
Shoemaker (1992y) 93 03 25.663 2.31384 1.00000  54.859  55.300  65.994  9.0 4.0
P/Vaeisaelae (1992u) 93 04 29.175 1.78302 0.63471  47.385 135.077  11.596 10.0 6.0

These ephemerides should promote the observing of comets.

These ephemerides were computed by a program of Jost Jahn with an Atari ST
computer.
 
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