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Name
  ASASSN-17ls  
AAVSO UID
000-BMK-748 (119 observations)  
Constellation
Vulpecula Sequence
J2000.0
20 21 30.27 +25 57 43.4  (305.37613 +25.96206) Search nearby
B1950.0 20 19 23.06 +25 48 06.9
Galactic coord. 66.282 -6.131
Other names

(Internal only)
ASASSN-V J202130.25+255743.7 CMC15 J202130.2+255743 GSC2.3 N33S043282
Gaia19fju PSO J202130.268+255743.347 URAT1 580-497094
USNO-A2.0 1125-15734244 USNO-B1.0 1159-0458876 ZTF18abfwyfd
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Variability type
UGSU
Spectral type --
Mag. range
14.4 - 19.3 V
Discoverer ASAS-SN
Epoch
--
Outburst --
Period --
Rise/eclipse dur. --
Remarks
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1 Schmeer, Patrick Gaia DR2 parallax 1.7089 ± 0.2329 mas (distance 0.59 ± 0.10 kpc).
2 Otero, Sebastian Alberto VSP Note: 20.5 mag. star 5" to the NE and 18.2 mag. star 6" to the SW.
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References
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1 T. Vanmunster, 2020, vsnet-alert #24194 --
2 T. Kato, 2020, vsnet-alert #24186 --
3 T. Kato, 2019, vsnet-alert #23755 --
4 Gaia Alerts, 2019 (online data) --
5 ASAS-SN Transients (Shappee et al., 2014) 2014ApJ...788...48S
External Links
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Images
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Supporting Documents
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Revision History
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3 Schmeer, Patrick 2019-12-06 12:26 UTC Type from vsnet-alert 24194.
2 Otero, Sebastian Alberto 2019-12-06 00:50 UTC Gaia DR2 position. Minimum magnitude derived from Gaia Alerts.
1 Otero, Sebastian Alberto 2017-09-06 23:02 UTC Minimum magnitude from GSC2.3. PPMXL position.

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