OGLE-2017-BLG-1770

Tmax	2458022.542	±	0.112	(2017-09-26.04 UT)
tau	16.388	±	1.714
umin	0.308	±	0.047
Amax	3.364	±	0.479
Dmag	1.317	±	0.000
fbl	0.258	±	0.051
Ibl	16.428	±	0.000
I0	17.901	±	0.216

Last Epoch in data: 2458055.50472 (2017-10-29.00 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.