OGLE-2026-BLG-0640

Tmax	2461181.829	±	0.206	(2026-05-21.33 UT)
tau	94.108	±	20.478
umin	0.073	±	0.019
Amax	13.753	±	3.616
Dmag	1.642	±	0.332
fbl	0.277	±	0.075
Ibl	19.600	±	0.010
I0	20.993	±	0.295

Last Epoch in data: 2461309.56863 (2026-09-26.07 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 the 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.