OGLE-2017-BLG-0309

Tmax	2457833.938	±	0.065	(2017-03-21.44 UT)
tau	42.424	±	2.478
umin	0.122	±	0.010
Amax	8.213	±	0.654
Dmag	2.286	±	0.000
fbl	0.378	±	0.032
Ibl	19.578	±	0.002
I0	20.635	±	0.093

Last Epoch in data: 2458040.52765 (2017-10-14.03 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.