IY UMa eclipse ephemeris (Re: [vsnet-alert 4646] IY UMa in outburst) > The most recently observed one (a supermaximum) started between > 2000 Jan. 9 and 13 (cf. vsnet-alert 4027). See also http://vsnet.kusastro.kyoto-u.ac.jp/vsnet/DNe/tmzv85.html and http://ftp.kusastro.kyoto-u.ac.jp/pub/vsnet/preprints/IY_UMa/ (Uemura et al. 2000) HJD = 2451561.24546 + 0.0739132 E (from Uemura et al.) YYYYMMDD hh:mm:ss (UT, geocentric) ------------------------------------- 20000419 01:29:08 20000419 03:15:34 20000419 05:02:01 20000419 06:48:27 20000419 08:34:54 20000419 10:21:20 20000419 12:07:47 20000419 13:54:13 20000419 15:40:40 20000419 17:27:07 20000419 19:13:33 20000419 21:00:00 20000419 22:46:26 20000420 00:32:53 20000420 02:19:19 20000420 04:05:46 20000420 05:52:12 20000420 07:38:39 20000420 09:25:05 20000420 11:11:32 20000420 12:57:58 20000420 14:44:25 20000420 16:30:51 20000420 18:17:18 20000420 20:03:44 20000420 21:50:11 20000420 23:36:37 20000421 01:23:04 20000421 03:09:31 20000421 04:55:57 20000421 06:42:24 20000421 08:28:50 20000421 10:15:17 20000421 12:01:43 20000421 13:48:10 20000421 15:34:36 20000421 17:21:03 20000421 19:07:29 20000421 20:53:56 20000421 22:40:22 20000422 00:26:49 20000422 02:13:15 20000422 03:59:42 20000422 05:46:08 20000422 07:32:35 20000422 09:19:02 20000422 11:05:28 20000422 12:51:55 20000422 14:38:21 20000422 16:24:48 20000422 18:11:14 20000422 19:57:41 20000422 21:44:07 20000422 23:30:34 20000423 01:17:00 20000423 03:03:27 20000423 04:49:53 20000423 06:36:20 20000423 08:22:46 20000423 10:09:13 20000423 11:55:39 20000423 13:42:06 20000423 15:28:33 20000423 17:14:59 20000423 19:01:26 20000423 20:47:52 20000423 22:34:19 20000424 00:20:45 20000424 02:07:12 20000424 03:53:38 20000424 05:40:05 20000424 07:26:31 20000424 09:12:58 20000424 10:59:24 20000424 12:45:51 20000424 14:32:17 20000424 16:18:44 20000424 18:05:11 20000424 19:51:37 20000424 21:38:04 20000424 23:24:30 20000425 01:10:57 20000425 02:57:23 20000425 04:43:50 20000425 06:30:16 20000425 08:16:43 20000425 10:03:09 20000425 11:49:36 20000425 13:36:02 20000425 15:22:29 20000425 17:08:56 20000425 18:55:22 20000425 20:41:49 20000425 22:28:15 20000426 00:14:42 20000426 02:01:08 20000426 03:47:35 20000426 05:34:01 20000426 07:20:28 20000426 09:06:54 20000426 10:53:21 20000426 12:39:47 20000426 14:26:14 20000426 16:12:40 20000426 17:59:07 20000426 19:45:34 20000426 21:32:00 20000426 23:18:27