MOA 2021-BLG-408

Previous event Next event Return to alert index

Event Parameters

Internal ID:	gb17-R-3-28125
Discovery date:	2021-09-30T13:00:04
RA:	18:09:54.66
Dec:	-27:23:51.49
Current assessment:	microlensing/cv

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
129851	18:09:54.46	-27:23:49.63	19.34 ± 0.30	3.62
129974	18:09:54.66	-27:23:49.25	18.32 ± 0.13	1.79
130038	18:09:54.78	-27:23:52.17	16.01 ± 0.13	1.75

Last 5 photometry measurements

Observation date	I mag	seeing
2460245.899 (2023-Oct-28.399)	99.99 ± 99.99	3.12
2460245.931 (2023-Oct-28.431)	99.99 ± 99.99	3.27
2460246.862 (2023-Oct-29.362)	99.99 ± 99.99	3.57
2460246.903 (2023-Oct-29.403)	99.99 ± 99.99	3.40
2460246.931 (2023-Oct-29.431)	99.99 ± 99.99	3.71

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

Single lens fit parameters

t_max	=	JD 2459488.38	±	0.08 UT (2021-Sep-30.88)
t_E	=	87.38	±	32.35 days
u₀	=	0.0157	±	0.0102
I_base	=	21.59	±	0.24

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice