OGLE-2017-BLG-1691

Tmax	2458002.706	±	0.019	(2017-09-06.21 UT)
tau	17.267	±	1.324
umin	0.054	±	0.005
Amax	18.673	±	1.849
Dmag	3.178	±	0.000
fbl	0.641	±	0.060
Ibl	19.900	±	0.004
I0	20.382	±	0.107

Last Epoch in data: 2458040.49979 (2017-10-14.00 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.