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If our database was helpful for your research work, the following, or a similar, acknowledgement would be appreciated:
"This research made use of the VVS WVS database (http://www.vvs.be/wg/wvs)"

Furthermore the acknowledgement of individual observers is encouraged.

We would also appreciate receiving a preprint of the relevant papers at the following address:
VVS WVS, Wateringstraat 143, B-2400 Mol, BELGIUM

Inquiries and comments can be addressed by electronic mail to: Eric.Broens@skynet.be

Star V2491 CYG Harvard Des. 9999+99
RA (2000) 19 43 01.96 Decl (2000) +32 19 13.8
Type N Magn 7.54 V - ?
Epoch N.A. Period N.A. M-m N.A.
Spectral type

star designation jd date & time [UT] mag U ComCode CompStars sequence neg obs
V2491 CYG 9999+99 2454568.4514 11/04/2008 22:50 7.8 77 080411 0 STN
V2491 CYG 9999+99 2454568.6069 12/04/2008 02:33 8.2 78,84 080411 0 HAT
V2491 CYG 9999+99 2454568.6250 12/04/2008 03:00 8.0 77,83 E080511 0 NIE
V2491 CYG 9999+99 2454569.4583 12/04/2008 22:59 8.5 85 080411 0 STN
V2491 CYG 9999+99 2454572.5208 16/04/2008 00:29 9.7 96,99 E080511 0 NIE
V2491 CYG 9999+99 2454572.5556 16/04/2008 01:20 9.2 8.8-9.6 SB080415 0 LOO
V2491 CYG 9999+99 2454573.6250 17/04/2008 03:00 9.6 95,97 E080511 0 NIE
V2491 CYG 9999+99 2454573.6979 17/04/2008 04:44 9.4 88,96 080416 0 WIL
V2491 CYG 9999+99 2454578.5556 22/04/2008 01:20 9.8 96,99 E080511 0 NIE
V2491 CYG 9999+99 2454581.3924 24/04/2008 21:25 9.7 8.8-10.3 SB080415 0 LOO
V2491 CYG 9999+99 2454587.6007 01/05/2008 02:25 11.2 106 080411 0 HAT
V2491 CYG 9999+99 2454590.5000 04/05/2008 00:00 11.7 113,118 E080511 0 NIE
V2491 CYG 9999+99 2454590.5875 04/05/2008 02:05 11.7 10.6 SB080415 0 LOO
V2491 CYG 9999+99 2454591.4889 04/05/2008 23:44 11.3 111,114 080201 0 HAT
V2491 CYG 9999+99 2454592.4167 05/05/2008 22:00 11.8 11.4-12.1 SB080415 0 LOO
V2491 CYG 9999+99 2454592.4792 05/05/2008 23:30 11.9 118,119 E080511 0 NIE
V2491 CYG 9999+99 2454594.5049 08/05/2008 00:07 12.3 121,129 080201 0 HAT
V2491 CYG 9999+99 2454594.5139 08/05/2008 00:20 11.8 117,120 E080511 0 NIE
V2491 CYG 9999+99 2454595.4028 08/05/2008 21:40 12.7 12.1-12.9 SB080415 0 LOO
V2491 CYG 9999+99 2454595.4792 08/05/2008 23:30 12.0 117,123 E080511 0 NIE
V2491 CYG 9999+99 2454595.5257 09/05/2008 00:37 12.1 119,125 080201 0 HAT
V2491 CYG 9999+99 2454596.5847 10/05/2008 02:01 12.9 12.9 SB080415 0 LOO
V2491 CYG 9999+99 2454597.4986 10/05/2008 23:57 12.5 125 080201 0 HAT
V2491 CYG 9999+99 2454597.5563 11/05/2008 01:21 12.2 119,121 E080511 0 BIS
V2491 CYG 9999+99 2454597.5889 11/05/2008 02:08 13.1 12.9-13.2 SB080415 0 LOO
V2491 CYG 9999+99 2454598.5139 12/05/2008 00:20 13.2 13.2 SB080415 0 LOO
V2491 CYG 9999+99 2454598.5597 12/05/2008 01:25 12.4 121,125 080511 0 QUE
V2491 CYG 9999+99 2454599.5938 13/05/2008 02:15 12.7 125,129 E080511 0 NIE
V2491 CYG 9999+99 2454606.5403 20/05/2008 00:58 13.0 128,132 E080511 0 NIE
V2491 CYG 9999+99 2454606.5833 20/05/2008 01:59 13.1 129,132 080201 0 HAT
V2491 CYG 9999+99 2454607.4861 20/05/2008 23:39 13.0 129,132 E080511 0 NIE
V2491 CYG 9999+99 2454633.4951 15/06/2008 23:52 14.5 : 139 080615 0 HAT
V2491 CYG 9999+99 2454640.4479 22/06/2008 22:44 14.5 139 080615 0 HAT
V2491 CYG 9999+99 2454643.4590 25/06/2008 23:00 14.5 139 080513 0 HAT
V2491 CYG 9999+99 2454646.4458 28/06/2008 22:41 14.4 139,145 080513 0 HAT
V2491 CYG 9999+99 2454648.4500 30/06/2008 22:48 14.6 141,147 080513 0 HAT
V2491 CYG 9999+99 2454660.4340 12/07/2008 22:24 14.6 145 080513 0 HAT
V2491 CYG 9999+99 2454661.4451 13/07/2008 22:40 14.6 145 080513 0 HAT
V2491 CYG 9999+99 2454672.4500 24/07/2008 22:48 14.3 139,147 1006AR 0 HAT
V2491 CYG 9999+99 2454681.4965 02/08/2008 23:54 14.7 147 1006AR 1 HAT
V2491 CYG 9999+99 2454683.4278 04/08/2008 22:16 14.7 147 1006AR 1 HAT
V2491 CYG 9999+99 2454685.5417 07/08/2008 01:00 14.7 147 1006AR 1 HAT
V2491 CYG 9999+99 2454692.4111 13/08/2008 21:51 14.7 147 1006AR 1 HAT
V2491 CYG 9999+99 2454701.4722 22/08/2008 23:19 14.7 147 1006AR 1 HAT
V2491 CYG 9999+99 2454702.4007 23/08/2008 21:37 14.7 147 1006AR 1 HAT
V2491 CYG 9999+99 2454708.4444 29/08/2008 22:39 14.7 147 1006AR 1 HAT
V2491 CYG 9999+99 2454709.3715 30/08/2008 20:54 14.7 147 1006AR 1 HAT
V2491 CYG 9999+99 2454711.3618 01/09/2008 20:40 14.7 147 1006AR 1 HAT
V2491 CYG 9999+99 2454713.3694 03/09/2008 20:51 14.7 147 1006AR 1 HAT
V2491 CYG 9999+99 2454718.3417 08/09/2008 20:12 14.7 147 1006AR 1 HAT
V2491 CYG 9999+99 2454722.3368 12/09/2008 20:04 13.9 M 139 1006AR 1 HAT
V2491 CYG 9999+99 2454736.3292 26/09/2008 19:54 14.7 147 1006AR 1 HAT
V2491 CYG 9999+99 2454737.4354 27/09/2008 22:26 14.7 147 1006AR 1 HAT
V2491 CYG 9999+99 2454759.3028 19/10/2008 19:16 14.7 147 1006AR 1 HAT
V2491 CYG 9999+99 2454762.2910 22/10/2008 18:59 14.7 147 1006AR 1 HAT
V2491 CYG 9999+99 2454768.2813 28/10/2008 18:45 14.7 147 1006AR 1 HAT
V2491 CYG 9999+99 2454777.3278 06/11/2008 19:52 14.7 147 1006AR 1 HAT
V2491 CYG 9999+99 2454779.2896 08/11/2008 18:57 14.5 145 1006AR 1 HAT
V2491 CYG 9999+99 2454782.2569 11/11/2008 18:09 14.7 147 1006AR 1 HAT
V2491 CYG 9999+99 2454784.2382 13/11/2008 17:43 13.9 139 1006AR 1 HAT
V2491 CYG 9999+99 2454789.3313 18/11/2008 19:57 14.7 147 1006AR 1 HAT
V2491 CYG 9999+99 2454796.3306 25/11/2008 19:56 14.7 U 147 1006AR 1 HAT
V2491 CYG 9999+99 2454804.2361 03/12/2008 17:39 14.7 H 147 1006AR 1 HAT
V2491 CYG 9999+99 2454805.2444 04/12/2008 17:51 14.5 145 1006AR 1 HAT
V2491 CYG 9999+99 2454814.2208 13/12/2008 17:17 13.9 M 139 1006AR 1 HAT
V2491 CYG 9999+99 2454827.2160 26/12/2008 17:11 14.7 147 1006AR 1 HAT
V2491 CYG 9999+99 2455005.4451 22/06/2009 22:40 13.9 139 1006AR 1 HAT
V2491 CYG 9999+99 2455006.4569 23/06/2009 22:57 14.7 147 1006AR 1 HAT
V2491 CYG 9999+99 2455083.3611 08/09/2009 20:39 13.9 139 1322DNY 1 HAT
V2491 CYG 9999+99 2455085.3667 10/09/2009 20:48 13.9 139 1322DNY 1 HAT
V2491 CYG 9999+99 2455798.3785 24/08/2011 21:05 14.7 147 5216CVJ 1 HAT
V2491 CYG 9999+99 2455804.3986 30/08/2011 21:33 14.5 145 5216CVJ 1 HAT
V2491 CYG 9999+99 2455805.3979 31/08/2011 21:32 14.1 141 5216CVJ 1 HAT
V2491 CYG 9999+99 2455829.3486 24/09/2011 20:21 14.7 147 5216CVJ 1 HAT
V2491 CYG 9999+99 2455832.3694 27/09/2011 20:51 14.5 145 5216CVJ 1 HAT
V2491 CYG 9999+99 2455833.3479 28/09/2011 20:20 14.5 145 5216CVJ 1 HAT
V2491 CYG 9999+99 2455835.3951 30/09/2011 21:28 14.7 147 5216CVJ 1 HAT
V2491 CYG 9999+99 2455836.3924 01/10/2011 21:25 14.7 147 5216CVJ 1 HAT
V2491 CYG 9999+99 2455838.3431 03/10/2011 20:14 14.5 145 5216CVJ 1 HAT
V2491 CYG 9999+99 2455854.3194 19/10/2011 19:39 14.7 147 5216CVJ 1 HAT
V2491 CYG 9999+99 2455855.3889 20/10/2011 21:20 14.7 147 5216CVJ 1 HAT
V2491 CYG 9999+99 2455858.3910 23/10/2011 21:23 14.5 145 5216CVJ 1 HAT
V2491 CYG 9999+99 2455861.3576 26/10/2011 20:34 14.5 145 5216CVJ 1 HAT
V2491 CYG 9999+99 2455863.3861 28/10/2011 21:15 14.7 147 5216CVJ 1 HAT
V2491 CYG 9999+99 2455894.2528 28/11/2011 18:04 14.5 145 5216CVJ 1 HAT

obsobserver
BIS Biesmans Marc
HAT Hautecler Hubert
LOO Van Loo Frans
NIE Nieuwlandt Alex
QUE Questier Filip
STN Vansteelant David
WIL Wils Patrick
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