Event data

Alert date (UT):	2025-07-20T22:06:08.0426
Internal ID:	gb9-R-1-221943
RA:	+17:57:16.1823
Dec:	-28:38:00.5343
Image X:	458.71
Image Y:	390.61
Assessment:	microlensing

Comments

PSSL parameters

tmax	=	2460880.6980	±	0.0016 UT	(2025-07-24T04:45:08.08)
tE	=	20.4666	±	0.0159 days
u0	=	1.3421	±	0.0015
Ibaseline	=	15.841	±	0.140

Photometry data file

Calibration

I = 27.9796 - 2.5 log₁₀(Δ Flux + 65536.01)