[vsnet-alert 4816] Z Cha outburst and eclipse ephemeris

[Taichi Kato <tkato>]

Z Cha outburst and eclipse ephemeris

   According to the report by Andrew Pearce, the eclipsing SU UMa-type
dwarf nova Z Cha is undergoing an outburst.

CHAZ  20000511.5625  119  PEA  OUTBURST

   The last superoutburst (well-observed) occurred in 2000 January - February.
The outburst cycle suggest that the current outburst may be a normal outburst,
while the observed magnitude is somewhat brighter.

  Eclipse ephemeris:

  using
  Min.BJD(TT) = 2440264.68213 + 0.0744992575 E + 0.000000000000377 E^2

  YYYYMMDD hh:mm:ss (TT, Geocentric)
 ------------------------------------
  20000511 00:25:00
  20000511 02:12:17
  20000511 03:59:33
  20000511 05:46:50
  20000511 07:34:07
  20000511 09:21:23
  20000511 11:08:40
  20000511 12:55:57
  20000511 14:43:14
  20000511 16:30:30
  20000511 18:17:47
  20000511 20:05:04
  20000511 21:52:20
  20000511 23:39:37

  20000512 01:26:54
  20000512 03:14:11
  20000512 05:01:27
  20000512 06:48:44
  20000512 08:36:01
  20000512 10:23:18
  20000512 12:10:34
  20000512 13:57:51
  20000512 15:45:08
  20000512 17:32:24
  20000512 19:19:41
  20000512 21:06:58
  20000512 22:54:15

  20000513 00:41:31
  20000513 02:28:48
  20000513 04:16:05
  20000513 06:03:22
  20000513 07:50:38
  20000513 09:37:55
  20000513 11:25:12
  20000513 13:12:28
  20000513 14:59:45
  20000513 16:47:02
  20000513 18:34:19
  20000513 20:21:35
  20000513 22:08:52
  20000513 23:56:09

  20000514 01:43:26
  20000514 03:30:42
  20000514 05:17:59
  20000514 07:05:16
  20000514 08:52:32
  20000514 10:39:49
  20000514 12:27:06
  20000514 14:14:23
  20000514 16:01:39
  20000514 17:48:56
  20000514 19:36:13
  20000514 21:23:30
  20000514 23:10:46

  20000515 00:58:03
  20000515 02:45:20
  20000515 04:32:37
  20000515 06:19:53
  20000515 08:07:10
  20000515 09:54:27
  20000515 11:41:43
  20000515 13:29:00
  20000515 15:16:17
  20000515 17:03:34
  20000515 18:50:50
  20000515 20:38:07
  20000515 22:25:24

  20000516 00:12:41
  20000516 01:59:57
  20000516 03:47:14
  20000516 05:34:31
  20000516 07:21:48
  20000516 09:09:04
  20000516 10:56:21
  20000516 12:43:38
  20000516 14:30:54
  20000516 16:18:11
  20000516 18:05:28
  20000516 19:52:45
  20000516 21:40:01
  20000516 23:27:18

  20000517 01:14:35
  20000517 03:01:52
  20000517 04:49:08
  20000517 06:36:25
  20000517 08:23:42
  20000517 10:10:59
  20000517 11:58:15
  20000517 13:45:32
  20000517 15:32:49
  20000517 17:20:06
  20000517 19:07:22
  20000517 20:54:39
  20000517 22:41:56

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