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Latest Details
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Name
  HD 191988  
AAVSO UID
000-BNY-904 (No observations)  
Constellation
Capricornus Sequence
J2000.0
20 13 22.59 -23 07 04.1  (303.34413 -23.11781) Search nearby
B1950.0 20 10 24.85 -23 16 09.6
Galactic coord. 19.694 -27.741
Other names

(Internal only)
2MASS J20132258-2307038 CD-23 16069 CPD-23 7673
GSC 06905-00747 IRAS 20104-2316 PPM 270862
SAO 189038 TYC 6905-747-1  
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Variability type
SRS
Spectral type M2/3(III)
Mag. range
9.16 - 9.5 V
Discoverer Stanislav Korotkiy, Kirill Sokolovsky, Olga Smolyankina
Epoch
09 Sep 2015 (HJD 2457274.8) Ephemeris
Outburst --
Period 21.26 d
Rise/eclipse dur. --
Remarks
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1 Sokolovsky, Kirill J-K = 1.16 +/-0.03. Discovered while processing NMW survey images. ASAS-SN magnitudes are saturated. Zero point corrected using observations from APASS, Tycho and SPM 4.0.
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References
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1 Kochanek, C. S.; et al., 2017, The All-Sky Automated Survey for Supernovae
(ASAS-SN) Light Curve Server v1.0
2017PASP..129j4502K
2 Sokolovsky, K.; Korotkiy, S.; Lebedev, A., 2014, The New Milky Way: A
Wide-Field Survey of Optical Transients near the Galactic plane
2014ASPC..490..395S
3 Houk, N.; Smith-Moore, M., 1988, Michigan Catalogue of HD stars, Vol. 4 1994yCat.3133....0H
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Images
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Supporting Documents
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2 Phased ASAS-SN V and g band lightcurves shifted to a common zero-point Sokolovsky, Kirill 2021-05-07 03:54 UTC Only data from bb and bj cameras were used.
1 ASAS-SN V and g band lightcurves shifted to a common zero-point Sokolovsky, Kirill 2021-05-07 03:49 UTC Only data from bb and bj cameras were used.
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Revision History
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1 Sokolovsky, Kirill 2021-05-07 04:07 UTC Initial submission. Spectral type from 1994yCat.3133....0H