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Name
  Raf V091  
AAVSO UID
--  
Constellation
Ara Sequence
J2000.0
17 50 23.77 -49 24 33.8  (267.59904 -49.40939) Search nearby
B1950.0 17 46 32.18 -49 23 43.4
Galactic coord. 342.712 -11.177
Other names

(Internal only)
2MASS J17502376-4924338 ASASSN-V J175023.69-492434.6 ASASSN-V J175023.77-492433.8
UCAC4 203-166408 USNO-A2.0 0375-33472765 USNO-B1.0 0405-0678712
WISEA J175023.75-492433.8    
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Variability type
EW
Spectral type F
Mag. range
15.20 - 15.62 V
Discoverer Friedhelm Hund
Epoch
02 Aug 2017 (HJD 2457967.739) Ephemeris
Outburst --
Period 0.640849 d  (15.3804 h)
Rise/eclipse dur. --
Remarks
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1 RafV catalogue, New variables discovered by Friedhelm Hund, Radek Dreveny and Anton Paschke (online data). Position and mean magnitude derived from Gaia EDR3.
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References
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1 Creevey, O. L.; et al., 2023, Gaia Data Release 3: Astrophysical parameters
inference system (Apsis) I -- methods and content overview
2023A&A...674A..26C
2 Gaia collaboration; et al., 2022, Gaia Data Release 3 (Gaia DR3) Part 1
Main source
2022yCat.1355....0G
3 Jayasinghe, T.; Stanek, K. Z.; Kochanek, C. S.; et al., 2020, The ASAS-SN
catalogue of variable stars - V. Variables in the Southern hemisphere
2020MNRAS.491...13J
4 RafV catalogue, New variables discovered by Friedhelm Hund, Radek Dreveny
and Anton Paschke (online data).
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Images
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Supporting Documents
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Revision History
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2 Otero, Sebastian Alberto 2024-07-29 17:54 UTC Type, period and epoch from 2020MNRAS.491...13J. Range derived from Gaia DR3 data. Spectral type from 2023A&A...674A..26C.
1 Admin, VSX 2021-07-05 13:29 UTC Preserved original object data.