MOA 2021-BLG-100

Previous event Next event Return to alert index

Event Parameters

Internal ID:	gb8-R-3-35541
Discovery date:	2021-04-28T18:09:37
RA:	17:58:54.07
Dec:	-31:07:46.93
Current assessment:	microlensing

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
58930	17:58:54.12	-31:07:42.37	18.97 ± 0.14	4.10
58947	17:58:54.14	-31:07:46.63	17.72 ± 0.14	0.44
58963	17:58:54.20	-31:07:49.96	18.26 ± 0.12	3.87
59086	17:58:54.44	-31:07:47.62	18.38 ± 0.16	4.44

Last 5 photometry measurements

Observation date	I mag	seeing
2460245.888 (2023-Oct-28.388)	18.00 ± 0.17	3.27
2460245.921 (2023-Oct-28.421)	18.01 ± 0.24	3.44
2460246.858 (2023-Oct-29.358)	17.80 ± 0.12	3.43
2460246.891 (2023-Oct-29.391)	18.00 ± 0.21	3.50
2460246.925 (2023-Oct-29.425)	18.00 ± 0.25	3.23

Calibration: I = 27.40 - 2.5 log₁₀(ΔF + 7454.18)

Single lens fit parameters

t_max	=	JD 2459337.90	±	0.00 UT (2021-May-3.40)
t_E	=	20.22	±	0.12 days
u₀	=	0.0237	±	0.0002
I_base	=	18.05	±	0.22

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice