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Latest Details
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Name
  NSV 20628  
AAVSO UID
--  
Constellation
Ophiuchus Sequence
J2000.0
16 26 17.08 -24 20 22.0  (246.57117 -24.33945) Search nearby
B1950.0 16 23 15.78 -24 13 35.5
Proper motion
RA: -1.0 +/- 2.6 mas/yDec: -38.6 +/- 7.9 mas/ySource: UCAC4
Galactic coord. 353.095 +16.977
Other names

(Internal only)
2MASS J16261706-2420216 ASASSN-V J162616.95-242022.4 EPIC 203937317
StHA 128 WSB 27  
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Variability type
TTS/ROT/DIP
Spectral type K7.5e
Mag. range
14.1 V (0.21)Kp
Discoverer --
Epoch
--
Outburst --
Period 5.44 d
Rise/eclipse dur. --
Remarks
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1 2016ApJ...816...69A Quasi-periodic dipping events.
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References
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1 Ansdell, M.; Gaidos, E.; Rappaport, S. A.; et al., 2016, Young "Dipper"
Stars in Upper Sco and rho Oph Observed by K2
2016ApJ...816...69A
2 B.A.Wilking, R.D.Schwartz, J.H.Blackwell, AJ 94, No.1, 106, 1987. 1987AJ.....94..106W
3 A.E.Rydgren, S.E.Strom, K.M. Strom, ApJ Suppl 30, No.3, 307, 1976. 1976ApJS...30..307R
External Links
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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 = 9.65H = 8.61K = 8.06J - K = 1.59
AllWISE W1 = 7.55W2 = 7.17W3 = 5.14W4 = 3.13W1 - W2 = 0.38W3 - W4 = 2.02
APASS-DR9 B = 16.06V = 14.17g' = 15.15r' = 13.33i' = 12.44B - V = 1.89
Images
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Supporting Documents
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Revision History
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2 Otero, Sebastian Alberto 2016-10-27 02:06 UTC Maximum magnitude from APASS. Type, period, amplitude and spectral type from 2016ApJ...816...69A.
1 Admin, VSX 2005-12-18 01:33 UTC Initial upload.