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Name
  NSV 20677  
AAVSO UID
--  
Constellation
Scorpius Sequence
J2000.0
16 32 42.10 -41 02 04.6  (248.17542 -41.03461) Search nearby
B1950.0 16 29 14.71 -40 55 43.7
Proper motion
RA: -13.116 +/- 0.374 mas/yDec: -24.962 +/- 0.356 mas/ySource: Gaia DR1
Galactic coord. 341.424 +4.742
Other names

(Internal only)
ASAS J163242-4102.1 CD-40 10492 CPD-40 7358
GSC 07858-01563 HD 148848 PPM 321856
Renson 42060 SAO 226872 TYC 7858-1563-1
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Variability type
ACV
Spectral type A0pSiCrSr
Mag. range
7.43 - 7.50 V
Discoverer --
Epoch
04 Mar 2004 (HJD 2453068.8) Ephemeris
Outburst --
Period 8.343 d
Rise/eclipse dur. --
Remarks
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1 Hümmerich, Stefan Other spectral types in the literature: ApSi, ApEuCrSr, ApSiCr. J-K= 0.07 (2MASS)
2 GCVS Team Also c1 var.
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References
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1 K. Bernhard, et al., 2015, A search for photometric variability in magnetic
chemically peculiar stars using ASAS-3 data
2015arXiv150701112B
2 G.Pojmanski, Acta Astronomica 52, 397, 2002 2002AcA....52..397P
3 N.Vogt, M.Faundez A., AsAp Suppl 36, No.3, 477, 1979. 1979A&AS...36..477V
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 = 6.86H = 6.87K = 6.80J - K = 0.07
AllWISE W1 = 6.78W2 = 6.81W3 = 6.94W4 = 6.85W1 - W2 = -0.03W3 - W4 = 0.09
APASS-DR9 B = 7.64V = 7.46g' = 7.55r' = 7.46i' = 7.53B - V = 0.17
Images
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Supporting Documents
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1 NSV 20677 - phase plot Hümmerich, Stefan 2013-12-21 02:49 UTC NSV 20677 - phase plot based on ASAS-3 data
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Revision History
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3 Admin, VSX 2015-09-02 00:56 UTC Update from [2015arXiv150701112B].
2 Hümmerich, Stefan 2013-12-21 02:49 UTC Type, period, epoch and range from ASAS-3 data. Spectral type from 2009A&A...498..961R. Tycho-2 position.
1 Admin, VSX 2005-12-18 01:33 UTC Preserved original object data.