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Name
  V2521 Ori  
AAVSO UID
--  
Constellation
Orion Sequence
J2000.0
05 35 32.72 -04 50 11.8  (83.88633 -4.83661) Search nearby
B1950.0 05 33 04.63 -04 52 03.9
Galactic coord. 208.521 -19.073
Other names

(Internal only)
2CXO J053532.7-045011 2MASS J05353271-0450117 CMC15 J053532.7-045011
CXOGSG J053532.7-045011 CXORRS J053532.7-045011 CXOU J053532.71-045011.8
Gaia DR3 3209572233592263808 ISOY J053532.71-045011.9 TIC 427393349
WISE J053532.74-045011.6 WISEA J053532.74-045011.6 [CHS2001] 10926
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Variability type
INSB
Spectral type --
Mag. range
10.97 - 11.86 J
Discoverer --
Epoch
--
Outburst --
Period --
Rise/eclipse dur. --
Remarks
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1 Otero, Sebastian Alberto Difficult to measure due to the surrounding nebula and nearby stars. P= 14.4 d. in 2019ApJ...885...64E, but no traces of it in ZTF data.
2 Otero, Sebastian Alberto VSP Note: 14.5 Vmag. star 5" to the NNW and 7.3 Vmag. star (V0359 Ori) 10" to the ESE.
3 GCVS Team VB B (A = V359 Ori, C 11.28; AB 10", 290deg; AC 14", 306deg, 2001).
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References
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1 Marton, G.; et al., 2023, Gaia Data Release 3. Validating the
classification of variable young stellar object candidates		 2023A&A...674A..21M
2 Masci, F. J.; et al., 2019, The Zwicky Transient Facility: Data Processing,
Products, and Archive		 2019PASP..131a8003M
3 Ellithorpe, E. A.; Duchene, G.; Stahler, S. W., 2019, The Nature of Class I
Sources: Periodic Variables in Orion		 2019ApJ...885...64E
4 E.V. Kazarovets, N.N. Samus, O.V. Durlevich, N.N. Kireeva, E.N. Pastukhova,
2011, IBVS 5969		 2011IBVS.5969....1K
5 Carpenter, J.M., Hillenbrand, L.A., and Skrutskie, M.F. 2001, AJ, 121, No.
6, 3160		 2001AJ....121.3160C
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Supporting Documents
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Revision History
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2 Otero, Sebastian Alberto 2025-02-19 19:07 UTC Type (CTTS) from 2023A&A...674A..21M. Type (ROT) from 2019ApJ...885...64E. Range and period from ZTF data.
1 Admin, VSX 2011-02-06 16:53 UTC Preserved original object data.

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