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Latest Details
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Name
  TYC 3177-989-1  
AAVSO UID
000-BNX-682 (No observations)  
Constellation
Cygnus Sequence
J2000.0
21 10 15.30 +42 44 30.4  (317.56375 +42.74178) Search nearby
B1950.0 21 08 23.28 +42 32 13.5
Galactic coord. 85.706 -3.593
Other names

(Internal only)
2MASS J21101531+4244303 DO 39267 GSC 03177-00989
UCAC4 664-094341 VES 369  
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Variability type
L
Spectral type M4
Mag. range
10.4 - 11.1 V
Discoverer Stanislav Korotkiy, Kirill Sokolovsky, Olga Smolyankina
Epoch
--
Outburst --
Period --
Rise/eclipse dur. --
Remarks
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1 Sokolovsky, Kirill J-K = 1.4 +/-0.4. Discovered while processing NMW survey images.
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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 Lee, O. J.; et al., 1947, Dearborn catalog of faint red stars 1947AnDea...5....1L
External Links
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Images
Please review Digitized Sky Survey Acknowledgment and Copyright.
Size 5' x 5' (297 x 298 pixels)
Center 21 10 15.30 +42 44 30.4 (J2000)
Source STScI
Survey

Red, all sky, 1.0 arcsec/pixel
  Negative
Supporting Documents
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1 ASAS-SN V and g band lightcurves shifted to a common zero-point Sokolovsky, Kirill 2021-03-20 07:57 UTC
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Revision History
Currently approved revision is checked. Click revision number to view details of that revision.
1 Sokolovsky, Kirill 2021-03-22 15:37 UTC Initial submission. Spectral type from 1947AnDea...5....1L.