OGLE-2017-BLG-0231

Tmax	2457828.388	±	0.027	(2017-03-15.89 UT)
tau	22.000	±	0.827
umin	0.138	±	0.007
Amax	7.285	±	0.380
Dmag	2.156	±	0.000
fbl	0.326	±	0.019
Ibl	17.961	±	0.000
I0	19.179	±	0.063

Last Epoch in data: 2458055.50812 (2017-10-29.01 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.