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Name
  IK Lup  
AAVSO UID
000-BDT-383 (No observations)  
Constellation
Lupus Sequence
J2000.0
15 39 27.77 -34 46 17.2  (234.86571 -34.77144) Search nearby
B1950.0 15 36 16.49 -34 36 34.0
Proper motion
RA: -19.5 +/- 1.9 mas/yDec: -14.3 +/- 1.9 mas/ySource: UCAC4
Galactic coord. 337.904 +16.450
Other names

(Internal only)
2MASS J15392776-3446171 ASASSN-V J153927.90-344617.8 GSC 07335-00899
Gaia DR2 6013399894569703040 HBC 597 IRAS 15362-3436
Sz 65 TIC 8159414 UCAC4 277-080341
[EDJ2009] 29 [KKL2000b] 23 [KKL2000b] RX J1539.4-3446B
[MHR2017] L1YSO 3 [MJS2008] 4  
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Variability type
CTTS/ROT
Spectral type M0e
Mag. range
12.1 - 12.89 V
Discoverer --
Epoch
--
Outburst --
Period 5.98829 d
Rise/eclipse dur. --
Remarks
Some references may be clicked to view in new window. Roll over index number to view submission details.
1 Otero, Sebastian Alberto VSP Note: The ~15.5 mag. variable NSV 20359 is 6" to the E.
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References
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1 Jayasinghe, T.; Stanek, K. Z.; Kochanek, C. S.; et al., 2019, The ASAS-SN
catalogue of variable stars - II. Uniform classification of 412 000 known
variables
2019MNRAS.486.1907J
2 Kochanek, C. S.; et al., 2017, The All-Sky Automated Survey for Supernovae
(ASAS-SN) Light Curve Server v1. 0
2017PASP..129j4502K
3 Catalogue of Stellar Spectral Classifications (Skiff, 2009-2016) 1994AJ....108.1071H
4 R.D.Schwartz, P.Noah, AJ 83, No.7, 785, 1978. 1978AJ.....83..785S
5 R.D.Schwartz, ApJ Suppl 35, No.2, 161, 1977. 1977ApJS...35..161S
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 = 9.19H = 8.41K = 7.98J - K = 1.21
AllWISE W1 = 7.59W2 = 7.13W3 = 5.14W4 = 3.18W1 - W2 = 0.45W3 - W4 = 1.96
APASS-DR9 B = 13.92V = 12.49g' = 13.22r' = 11.86i' = 11.10B - V = 1.43
Images
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Supporting Documents
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Revision History
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4 Otero, Sebastian Alberto 2021-04-19 21:22 UTC Period from 2019MNRAS.486.1907J. Type and maximum magnitude from ASAS-SN data. Gaia EDR3 position.
3 Admin, VSX 2017-12-16 02:37 UTC Spectral type from Skiff (VizieR on-line data: B/mk)
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.