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Latest Details
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Name
  NX Vel  
AAVSO UID
000-BFP-376 (No observations)  
Constellation
Vela Sequence
J2000.0
08 39 09.53 -40 25 09.3  (129.78971 -40.41925) Search nearby
B1950.0 08 37 19.56 -40 14 31.2
Proper motion
RA: -3.77 +/- 0.82 mas/yDec: 3.83 +/- 0.64 mas/ySource: F. Van Leeuwen, 2007
Galactic coord. 260.182 +0.643
Other names

(Internal only)
1RXS J083908.8-402504 ALS 111 ASAS J083910-4025.2
CD-39 4631 CPD-39 2725 GSC 07666-01830
HD 73882 HIP 42433 LS 1110
MCW 1164 PPM 313370 SAO 220236
WDS J08392-4025AB    
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Variability type
EA
Spectral type O8.5V
Mag. range
7.19 - 7.29 V
Discoverer --
Epoch
30 Dec 1990 (HJD 2448256.485) Ephemeris
Outburst --
Period 2.91988 d
Rise/eclipse dur. 10%  (7.0 h)
Remarks
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1 Otero, Sebastian Alberto Quadruple system formed by a known 0".65 pair (A,B) containing an eclipsing system and an SB one (with P= 20.6 d.) (2014ApJS..215...15S).
2 2003IBVS.5480....1O Min II = 7.26V.
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References
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1 Bob Nelson's O-C files, 2016 --
2 Catalogue of Stellar Spectral Classifications (Skiff, 2009-2014) 2014yCat....102023S
3 Sana, H.; et al., 2014, Southern Massive Stars at High Angular Resolution:
Observational Campaign and Companion Detection
2014ApJS..215...15S
4 S.A.Otero, IBVS N5480, 2003. 2003IBVS.5480....1O
5 Pojmanski, G., 2002, The All Sky Automated Survey 2002AcA....52..397P
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 = 6.11H = 6.02K = 5.92J - K = 0.19
AllWISE W1 = 5.91W2 = 5.83W3 = 5.96W4 = 5.68W1 - W2 = 0.07W3 - W4 = 0.28
APASS-DR9 B = 7.55V = 7.22g' = 7.36r' = 7.09i' = 6.97B - V = 0.33
Images
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Supporting Documents
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Stellar Association Membership
 Ruprecht 64 Open Cluster 2012A&A...548A..97Z
Revision History
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4 Otero, Sebastian Alberto 2016-04-03 00:35 UTC Period and eclipse duration from ASAS-3 data. Spectral type from Skiff (2014). Remark from 2014ApJS..215...15S.
3 Admin, VSX 2010-01-05 04:43 UTC Position updated from the GCVS version of November 2009.
2 Admin, VSX 2007-03-23 19:54 UTC Update from [2003IBVS.5480....1O].
1 Admin, VSX 2005-12-18 01:33 UTC Initial database population.