Silvester

C/2009 Y1 (Catalina), К-1, К-2, M-1, #2366, #606, #274

Дата, блеск, размер комы и конденсация:
2011 07. 29.35 UT: m1 = 16.7T, Dia. = ..', DC = .. 704
2011 07. 12.10 UT: m1 = 15.7N, Dia. = ..', DC = .. B51
2011 07. 12.03 UT: m1 = 13.8, Dia. = 1.5', DC = 3/, 0.35-m. L (х239).
2011 07. 10.71 UT: m1 = [...., Dia. = ..', DC = .. D95
2011 07. 10.13 UT: m1 = 15.5N, Dia. = ..', DC = .. 232
2011 07. 10.08 ..S: m1 = 12.9, Dia. = 1', DC = 2, 0.54-m. L, f5 (х180).
2011 07. 07.01 UT: m1 = 13.7, Dia. = 1.0', DC = 4/, 0.35-m. L (х239).
2011 07. 05.09 UT: m1 = 15.2N, Dia. = ..', DC = ..
---------------------------------------------------------
2011 07. 01.39 UT: m1 = 13.8T, Dia. = ..', DC = ..

#244

Элементы орбиты кометы C/2009 Y1 (Catalina):
Epoch 2011 Feb. 8.0 TT = JDT 2455600.5
T 2011 Jan. 28.90128 TT MPC
q 2.5205061 (2000.0) P Q
z +0.0026453 Peri. 127.39123 +0.65143640 +0.68690262
+/-0.0000005 Node 160.27729 -0.28549048 -0.17149735
e 0.9933326 Incl. 107.31637 +0.70294082 -0.70622479
From 1082 observations 2009 Dec. 17-2011 July 1, mean residual 0".4.

Эфемериды для поиска кометы C/2009 Y1 (Catalina) на московском небе на 02:00 мск. .:
Date ...... UT ...... R.A. (J2000) ... Decl. ......... R.A. (J2000) ..... Decl. .... Delta .... r ... El. ... Ph. .. V
2011 07 04 215959 23:55:37.236 +04:48:03.517 23:55:37.200 +04:47:47.560 2.651 3.022 101.5 19.3 15.9
2011 07 05 215959 23:55:15.093 +04:30:26.560 23:55:15.058 +04:30:10.633 2.638 3.028 102.6 19.1 15.9
2011 07 06 215959 23:54:51.472 +04:12:30.722 23:54:51.438 +04:12:14.825 2.626 3.033 103.8 19.0 15.9
2011 07 07 215959 23:54:26.361 +03:54:15.869 23:54:26.329 +03:54:00.003 2.613 3.039 105.0 18.9 15.9
2011 07 08 215959 23:53:59.753 +03:35:41.886 23:53:59.722 +03:35:26.051 2.601 3.045 106.1 18.7 15.9
2011 07 09 215959 23:53:31.637 +03:16:48.676 23:53:31.608 +03:16:32.873 2.589 3.051 107.3 18.5 15.9
2011 07 10 215959 23:53:02.005 +02:57:36.157 23:53:01.978 +02:57:20.386 2.577 3.056 108.5 18.4 15.9
2011 07 11 215959 23:52:30.850 +02:38:04.267 23:52:30.824 +02:37:48.529 2.566 3.062 109.7 18.2 15.9
2011 07 12 215959 23:51:58.163 +02:18:12.960 23:51:58.139 +02:17:57.256 2.554 3.068 111.0 18.0 15.9
2011 07 13 215959 23:51:23.937 +01:58:02.209 23:51:23.914 +01:57:46.540 2.543 3.074 112.2 17.8 15.9
2011 07 14 215959 23:50:48.164 +01:37:32.008 23:50:48.143 +01:37:16.375 2.531 3.08 113.4 17.6 15.9
2011 07 15 215959 23:50:10.837 +01:16:42.373 23:50:10.818 +01:16:26.777 2.52 3.086 114.6 17.4 15.9
2011 07 16 215959 23:49:31.949 +00:55:33.343 23:49:31.932 +00:55:17.783 2.51 3.092 115.9 17.2 15.9
2011 07 17 215959 23:48:51.496 +00:34:04.982 23:48:51.481 +00:33:49.460 2.499 3.098 117.1 17.0 15.9
2011 07 18 215959 23:48:09.472 +00:12:17.385 23:48:09.458 +00:12:01.902 2.489 3.103 118.4 16.7 15.9
2011 07 19 215959 23:47:25.873 -00:09:49.325 23:47:25.861 -00:10:04.768 2.478 3.109 119.7 16.5 15.9
2011 07 20 215959 23:46:40.697 -00:32:14.989 23:46:40.687 -00:32:30.392 2.469 3.115 120.9 16.2 15.9
2011 07 21 215959 23:45:53.941 -00:54:59.418 23:45:53.933 -00:55:14.780 2.459 3.121 122.2 16.0 15.9
2011 07 22 215959 23:45:05.607 -01:18:02.385 23:45:05.601 -01:18:17.704 2.449 3.127 123.5 15.7 15.9
2011 07 23 215959 23:44:15.695 -01:41:23.624 23:44:15.690 -01:41:38.901 2.44 3.134 124.8 15.4 15.9

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