OGLE-2017-BLG-1631

Tmax	2457999.174	±	0.147	(2017-09-02.67 UT)
tau	19.405	±	2.496
umin	0.325	±	0.064
Amax	3.200	±	0.587
Dmag	1.263	±	0.000
fbl	0.255	±	0.065
Ibl	17.990	±	0.001
I0	19.474	±	0.279

Last Epoch in data: 2458055.51837 (2017-10-29.02 UT)

Click here to download gzipped tar file containing full data set for this event
(including map.dat: O-IV VI map (CMD) or I-band map of the finding chart field).

Go to main EWS page where info on other events can be found.

• Finding chart (available also in FITS format (without cross) and Postscript).
  The image size is 2' x 2', North is up and East is to the left.
  If V-band database is available also the CMD of the finding chart field is displayed.
  
       

• Full span light curve (available also in Postscript format)
  
  

• Event light curve (available also in Postscript format)
  
  

• Photometry data file containing 5 columns: Hel.JD, I magnitude, magnitude error, seeing estimation (in pixels - 0.26"/pixel) and sky level.