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Latest Details
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Name
  IV Ori  
AAVSO UID
000-BDZ-099 (4888 observations)  
Constellation
Orion Sequence
J2000.0
05 34 37.47 -05 34 51.9  (83.65613 -5.58108) Search nearby
B1950.0 05 32 10.24 -05 36 48.0
Proper motion
RA: 3.5 +/- 4.6 mas/yDec: 0.3 +/- 4.4 mas/ySource: UCAC4
Galactic coord. 209.114 -19.615
Other names

(Internal only)
AN 52.1904 ASASSN-V J053437.48-053451.6 HV 754
Parenago 1527 [H97b] 37  
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Variability type
TTS/ROT
Spectral type ea
Mag. range
15.1 - 16.6 B
Discoverer --
Epoch
--
Outburst --
Period 8.27 d
Rise/eclipse dur. --
Remarks
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1 GCVS Team In the region of the Orion nebula T-association.
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References
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1 Samus, N. N.; Kazarovets, E. V.; Durlevich, O. V.; et al., 2017, General
Catalogue of Variable Stars: Version GCVS 5.1 (November 2019)
2017ARep...61...80S
2 W. Herbst, C.A.L. Bailer-Jones, R. Mundt, K. Meisenheimer, R. Wackermann,
2002, A&A 396, 513
2002A&A...396..513H
3 P.P.Parenago, Tr. Gos. Astron. Inst. Sternberg 25, 1954. --
External Links
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Location    Go   
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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 = 11.81H = 10.80K = 10.17J - K = 1.63
AllWISE W1 = 9.52W2 = 9.05W3 = 6.90W4 = 3.70W1 - W2 = 0.46W3 - W4 = 3.20
APASS-DR9 B = 15.90V = 14.76g' = 15.36r' = 14.21i' = 13.62B - V = 1.14
Images
Please review Digitized Sky Survey Acknowledgment and Copyright.
Size 5' x 5' (297 x 298 pixels)
Center 05 34 37.47 -05 34 51.9 (J2000)
Source STScI
Survey

Red, all sky, 1.0 arcsec/pixel
  Negative
Supporting Documents
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Stellar Association Membership
 NGC 1976 Open Cluster 2012A&A...548A..97Z
Revision History
Currently approved revision is checked. Click revision number to view details of that revision.
4 Otero, Sebastian Alberto 2020-05-24 17:31 UTC Range from the GCVS (November 2019 version).
3 Admin, VSX 2012-01-29 02:18 UTC Update from [2002A&A...396..513H].
2 Admin, VSX 2010-01-05 04:43 UTC Position updated from the GCVS version of November 2009.
1 Admin, VSX 2005-12-18 01:33 UTC Initial upload.