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Name
  ASASSN-18qo  
AAVSO UID
000-BMS-672 (299 observations)  
Constellation
Cygnus Sequence
J2000.0
20 20 10.77 +38 15 54.4  (305.04487 +38.26511) Search nearby
B1950.0 20 18 20.19 +38 06 22.2
Galactic coord. 76.284 +1.062
Other names

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Variability type
UGSU
Spectral type --
Mag. range
15.4 V - 21.5: g
Discoverer ASAS-SN
Epoch
--
Outburst --
Period --
Rise/eclipse dur. --
Remarks
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1 Otero, Sebastian Alberto VSP Note: 21.1 Vmag. star 1" to the SSE.
2 Schmeer, Patrick Position (J2000.0) measured during the July 2018 superoutburst: 20 20 10.766 +38 15 54.39 (D. Bamberger, personal communication). The dwarf nova is 1" NNW of PSO J202010.786+381553.553.
3 Schmeer, Patrick Five outbursts were detected by the ASAS-SN Sky Patrol since 2015 Feb. 15 (corrected V magnitudes): 2015 Apr. 24.542 UT, 16.2; 2017 Aug. 25.363 UT, 16.4; Oct. 18.229 UT, 16.6; 2018 Mar. 29.598 UT, 16.4; July 27.459 UT, 16.0 (max. 15.4 on July 28, superoutburst).
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References
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1 T. Kato; J. Pietz; L. Cook, 2018, vsnet-alert #22378 --
2 T. Kato; et al., 2018, vsnet-alert #22375 --
3 ASAS-SN Transients (Shappee et al., 2014) 2014ApJ...788...48S
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Images
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Supporting Documents
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Revision History
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4 Schmeer, Patrick 2018-08-10 22:07 UTC Position based on astrometry by D. Bamberger (personal communication).
3 Schmeer, Patrick 2018-08-07 10:34 UTC Type from vsnet-alert 22378.
2 Otero, Sebastian Alberto 2018-08-06 22:25 UTC Type from vsnet-alert 22375.
1 Otero, Sebastian Alberto 2018-08-02 22:59 UTC Minimum magnitude derived from Pan-STARRS1. Gaia DR2 position.