Event data

Alert date (UT):	2026-05-21T04:42:58.6363
Internal ID:	GB109-H-2-74
RA:	+17:56:23.3995
Dec:	-27:19:20.3043
Image X:	1558.11
Image Y:	1966.92
Assessment:	microlensing

Comments

PSSL parameters

tmax	=	2461174.5702	±	0.0003 UT	(2026-05-14T01:41:02.60)
tE	=	18.7329	±	0.0014 days
u0	=	0.1504	±	0.0000
Hbaseline	=	14.096	±	0.134

Photometry data file

Calibration

H = 23.6121 - 2.5 log₁₀(Δ Flux + 5977.51)