MOA 2020-BLG-085

Previous event Next event Return to alert index

Event Parameters

Internal ID:	gb20-R-10-2907
Discovery date:	2020-06-15T01:09:17
RA:	18:18:56.55
Dec:	-23:09:45.83
Current assessment:	microlensing

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
119175	18:18:56.81	-23:09:47.14	18.94 ± 0.07	4.43
119315	18:18:56.52	-23:09:46.35	16.66 ± 0.04	0.22
119374	18:18:56.39	-23:09:47.77	15.55 ± 0.02	2.19
119455	18:18:56.22	-23:09:43.90	16.64 ± 0.08	4.83

Last 5 photometry measurements

Observation date	I mag	seeing
2460239.942 (2023-Oct-22.442)	16.46 ± 0.06	3.57
2460244.877 (2023-Oct-27.377)	16.62 ± 0.08	4.44
2460245.871 (2023-Oct-28.371)	16.55 ± 0.06	3.38
2460246.850 (2023-Oct-29.350)	16.35 ± 0.07	3.59
2460246.871 (2023-Oct-29.371)	16.50 ± 0.05	3.46

Calibration: I = 27.40 - 2.5 log₁₀(ΔF + 19751.50)

Single lens fit parameters

t_max	=	JD 2459037.39	±	0.03 UT (2020-Jul-6.89)
t_E	=	27.18	±	0.34 days
u₀	=	0.2165	±	0.0036
I_base	=	16.48	±	0.12

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice