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Name
  KAO-EGYPT J214258.21+440520.2  
AAVSO UID
000-BMC-411 (No observations)  
Constellation
Cygnus Sequence
J2000.0
21 42 58.23 +44 05 19.7  (325.74262 +44.08881) Search nearby
B1950.0 21 41 01.05 +43 51 34.2
Proper motion
RA: -7.3 +/- 6.3 mas/yDec: -8.6 +/- 6.7 mas/ySource: UCAC4
Galactic coord. 90.927 -6.762
Other names

(Internal only)
2MASS J21425823+4405199 GSC2.3 N2U5044311 UCAC4 671-102525
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Variability type
EB
Spectral type --
Mag. range
13.65 - 14.10 V
Discoverer A. Essam, M. A. El-Sadek, G. M. Hamed, M. Shaban, and Doaa El-Sayed
Epoch
28 Sep 2016 (HJD 2457660.4129) Ephemeris
Outburst --
Period 0.617898 d  (14.8296 h)
Rise/eclipse dur. --
Remarks
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1 Elsayed, Ahmed-Essam O'Connell effect. Min II= 13.91 V.
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References
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Catalog Data
Information from selected catalogs obtained by cross-matching to 2 arc seconds using the CDS X-Match Service. These data may not be complete.
2MASS J = 12.32H = 11.93K = 11.93J - K = 0.39
AllWISE W1 = 11.80W2 = 11.87W3 = 11.67W1 - W2 = -0.07
APASS-DR9 B = 14.43V = 13.72g' = 14.01r' = 13.51i' = 13.23B - V = 0.71
Images
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Supporting Documents
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2 V1_Finding Chart of the New Variable KAO-EGYPT J214258.21+440520.2.jpg Elsayed, Ahmed-Essam 2016-10-27 23:58 UTC V1_Finding Chart of the New Variable KAO-EGYPT J214258.21+440520.2
1 Report for KAO-EGYPT J214258.21+440520.2 as a new variable.pdf Elsayed, Ahmed-Essam 2016-10-27 23:58 UTC Report for KAO-EGYPT J214258.21+440520.2 as a new variable
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Revision History
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1 Elsayed, Ahmed-Essam 2016-10-28 00:06 UTC Initial submission.