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Name
  GJ 436  
AAVSO UID
000-BCZ-986 (6561 observations)  
Constellation
Leo Sequence
J2000.0
11 42 11.09 +26 42 23.7  (175.54621 +26.70658) Search nearby
B1950.0 11 39 31.21 +26 59 43.2
Proper motion
RA: 895.196 +/- 0.200 mas/yDec: -813.717 +/- 0.124 mas/ySource: Gaia DR1
Galactic coord. 210.542 +74.569
Other names

(Internal only)
2MASS J11421096+2642251 GJ 436b HIP 57087
LHS 310 LSPM J1142+2642 NLTT 28288
TIC 138819293 TYC 1984-2613-1 UCAC4 584-046777
VSX J114211.0+264223 WISEA J114211.79+264215.1  
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Variability type
EP
Spectral type M2.5V
Mag. range
10.62 (0.007) V
Discoverer Butler, R. Paul
Epoch
14 Feb 2008 (HJD 2454510.80164) Ephemeris
Outburst --
Period 2.64389797 d
Rise/eclipse dur. 1.5%  (0.9518 h)
Remarks
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References
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1 Maciejewski, G.; Stangret, M.; Ohlert, J.; et al., 2018, IBVS #6243 2018IBVS.6243....1M
2 Henden, A. A.; et al., 2018, AAVSO Photometric All Sky Survey (APASS) DR10 2018AAS...23222306H
3 B. Gary, 2008, http://brucegary.net/AXA/x.htm --
4 Exoplanet Transit Database --
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Images
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Supporting Documents
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Revision History
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2 Otero, Sebastian Alberto 2020-03-20 19:30 UTC Magnitude from APASS data. Period, epoch, transit duration and amplitude from 2018IBVS.6243....1M. Gaia DR2 position.
  1 Admin, VSX 2008-02-11 21:10 UTC Initial database population.