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Latest Details
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Name
  HD 194989  
AAVSO UID
000-BNR-215 (No observations)  
Constellation
Vulpecula Sequence
J2000.0
20 27 47.52 +26 08 48.0  (306.94800 +26.14667) Search nearby
B1950.0 20 25 40.00 +25 58 49.3
Galactic coord. 67.243 -7.189
Other names

(Internal only)
ASAS J202748+2608.8 BD+25 4247 GSC 02160-00341
HIP 100927 PPM 111189 Renson 54360
SAO 88704 TIC 436315743 TYC 2160-341-1
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Variability type
DSCT
Spectral type kA5hF0mF3
Mag. range
7.48 - 7.51 V
Discoverer Sebastián Otero
Epoch
26 Jul 2019 (HJD 2458691.441) Ephemeris
Outburst --
Period 0.0649405 d  (93.5143 min)
Rise/eclipse dur. --
Remarks
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1 Otero, Sebastian Alberto Other periods 0.0568616 and 0.06571818 d.
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References
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1 Ricker, G. R.; et al., 2014, Transiting Exoplanet Survey Satellite (TESS) 2014SPIE.9143E..20R
2 Pojmanski, G., 2002, The All Sky Automated Survey 2002AcA....52..397P
3 Grenier, S.; Baylac, M. -O.; Rolland, L.; et al., 1999, Radial velocities.
Measurements of 2800 B2-F5 stars for HIPPARCOS
1999A&AS..137..451G
4 Perryman, M. A. C.; et al., 1997, The HIPPARCOS and TYCHO catalogues 1997HIP...C......0E
External Links
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Location    Go   
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Images
Please review Digitized Sky Survey Acknowledgment and Copyright.
Size 5' x 5' (297 x 298 pixels)
Center 20 27 47.52 +26 08 48.0 (J2000)
Source STScI
Survey

Red, all sky, 1.0 arcsec/pixel
  Negative
Supporting Documents
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1 Phase plot Otero, Sebastian Alberto 2020-09-18 03:30 UTC Phase plot with TESS, Hipparcos and ASAS-3 data.
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Revision History
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1 Otero, Sebastian Alberto 2020-09-18 03:31 UTC Spectral type from 1999A&AS..137..451G. Gaia DR2 position.