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Name
  ASASSN-21mi  
AAVSO UID
000-BPB-678 (575 observations)  
Constellation
Aquila Sequence
J2000.0
20 07 42.81 +13 26 25.4  (301.92838 +13.44039) Search nearby
B1950.0 20 05 22.60 +13 17 39.7
Galactic coord. 53.872 -10.184
Other names

(Internal only)
GSC2.3 N1UZ043837 MASTER OT J200742.87+132624.4 PSO J200742.800+132625.326
ZTF21abkjvko    
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Variability type
UGSU
Spectral type --
Mag. range
12.6 - 20.3 g
Discoverer ASAS-SN; Branimir Sesar et al. (RR Lyr candidates in PS1)
Epoch
--
Outburst --
Period --
Rise/eclipse dur. --
Remarks
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1 Schmeer, Patrick Prior to the superoutburst that started on 2021 July 8, no brightenings had been recorded by the ASAS-SN Sky Patrol since 2015 February 17. Gaia EDR3 parallax 2.48 ± 0.73 mas.
2 Otero, Sebastian Alberto VSP Note: 18.2 mag. star 10" to the SE and 12.1 mag. star 14" to the NE.
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References
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1 T. Tordai; T. Kato, 2021, vsnet-alert #26062 --
2 Kochanek, C. S.; et al., 2017, The All-Sky Automated Survey for Supernovae
(ASAS-SN) Light Curve Server v1.0
2017PASP..129j4502K
3 Sesar, B.; Hernitschek, N.; Mitrović, S.; et al., 2017,
Machine-learned Identification of RR Lyrae Stars from Sparse, Multi-band
Data: The PS1 Sample
2017AJ....153..204S
4 ASAS-SN Transients (Shappee et al., 2014) 2014ApJ...788...48S
5 ZTF (Lasair) observations, online data --
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Images
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Supporting Documents
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Revision History
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2 Schmeer, Patrick 2021-07-16 07:49 UTC Type from vsnet-alert 26062.
1 Otero, Sebastian Alberto 2021-07-13 03:29 UTC Maximum magnitude from ZTF (Lasair) and ASAS-SN data. Minimum magnitude from Pan-STARRS1. Gaia EDR3 position.