OGLE-2017-BLG-1638

Tmax	2458001.326	±	0.674	(2017-09-04.83 UT)
tau	80.922	±	15.322
umin	0.226	±	0.062
Amax	4.501	±	1.186
Dmag	1.633	±	0.000
fbl	0.068	±	0.022
Ibl	18.495	±	0.001
I0	21.406	±	0.351

Last Epoch in data: 2458056.49956 (2017-10-30.00 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.