AAVSO Home



Welcome, Guest. You are not logged in.
Log in
    Revise    New Search
Latest Details
Log in to retrieve additional aliases from SIMBAD.
Name
  GJ 1214  
AAVSO UID
000-BJX-329 (85 observations)  
Constellation
Ophiuchus Sequence
J2000.0
17 15 18.93 +04 57 50.1  (258.82887 +4.96392) Search nearby
B1950.0 17 12 48.97 +05 01 47.2
Proper motion
RA: 585.0 +/- 8.0 mas/yDec: -752.0 +/- 8.0 mas/ySource: UCAC4
Galactic coord. 26.164 +23.611
Other names

(Internal only)
2MASS J17151894+0457496 LHS 3275 UCAC3 190-137128
VSX J171518.9+045750    
(Not logged in)  Add name
Variability type
EP+BY
Spectral type M4.5V
Mag. range
14.71 (0.014) V
Discoverer David Charbonneau et al.
Epoch
15 May 2009 (HJD 2454966.52504) Ephemeris
Outburst --
Period 1.5804049 d
Rise/eclipse dur. 2.3%
Remarks
Some references may be clicked to view in new window. Roll over index number to view submission details.
1 Otero, Sebastian Alberto UCAC3 position. Amplitude, period and Epoch are for the transit of the exoplanet GJ 1214b. BY variations 0.01-0.02 mag. with period of 52.7 d.
(Not logged in)  Add remark
References
Click reference title/citation to view in new window. Roll over index number to view submission details.
1 The GJ1214 Super-Earth System: Stellar Variability, New Transits, and a
Search for Additional Planets
2010arXiv1012.0518B
External Links
Links open in a new window. Not all links may be valid for this particular target.
Location    Go   
Select a Location for more details.
Catalog Data
Information from selected catalogs obtained by cross-matching to 2 arc seconds using the CDS X-Match Service. These data may not be complete.
2MASS J = 9.75H = 9.09K = 8.78J - K = 0.97
Images
Please review Digitized Sky Survey Acknowledgment and Copyright.
Image not downloaded. Click Retrieve Image to download and view. Retrieve image
Supporting Documents
There are currently no supporting documents on file for this star. (Not logged in)  Add document
Revision History
Currently approved revision is checked. Click revision number to view details of that revision.
3 Otero, Sebastian Alberto 2016-02-18 18:33 UTC Transit duration from 2010arXiv1012.0518B.
2 Wils, Patrick 2010-12-03 22:46 UTC Primary name changed.
1 Otero, Sebastian Alberto 2010-12-03 22:39 UTC Initial submission.