MOA 2021-BLG-074

Previous event Next event Return to alert index

Event Parameters

Internal ID:	gb10-R-8-74397
Discovery date:	2021-04-08T15:20:47
RA:	18:01:03.07
Dec:	-27:33:45.40
Current assessment:	microlensing

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
166039	18:01:03.29	-27:33:47.82	19.14 ± 0.32	4.10
166257	18:01:02.94	-27:33:46.94	17.05 ± 0.16	1.55
166287	18:01:02.86	-27:33:44.95	15.80 ± 0.05	2.53
166315	18:01:02.81	-27:33:43.46	16.11 ± 0.06	3.91

Last 5 photometry measurements

Observation date	I mag	seeing
2460611.898 (2024-Oct-28.398)	18.49 ± 0.89	4.43
2460611.910 (2024-Oct-28.410)	18.04 ± 0.41	4.94
2460611.920 (2024-Oct-28.420)	18.13 ± 0.73	4.88
2460614.864 (2024-Oct-31.364)	19.17 ± 2.15	5.36
2460614.874 (2024-Oct-31.374)	17.93 ± 0.61	4.91

Calibration: I = 27.40 - 2.5 log₁₀(ΔF + 0.00)

Single lens fit parameters

t_max	=	JD 2459317.14	±	0.03 UT (2021-Apr-12.64)
t_E	=	9.90	±	0.77 days
u₀	=	0.4254	±	0.0518
I_base	=	17.82	±	0.32

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice