MOA 2021-BLG-404

Previous event Next event Return to alert index

Event Parameters

Internal ID:	gb5-R-5-238601
Discovery date:	2021-09-27T12:59:08
RA:	17:53:57.02
Dec:	-29:51:36.96
Current assessment:	microlensing

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
148951	17:53:56.80	-29:51:36.99	18.77 ± 0.25	3.65
149072	17:53:57.12	-29:51:38.84	14.80 ± 0.02	2.68
149204	17:53:57.36	-29:51:37.59	16.45 ± 0.07	4.22

Last 5 photometry measurements

Observation date	I mag	seeing
2460246.848 (2023-Oct-29.348)	99.99 ± 99.99	3.74
2460246.883 (2023-Oct-29.383)	22.02 ± 9.85	3.53
2460246.895 (2023-Oct-29.395)	21.53 ± 5.23	3.36
2460246.905 (2023-Oct-29.405)	99.99 ± 99.99	3.34
2460246.917 (2023-Oct-29.417)	99.99 ± 99.99	3.11

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

Single lens fit parameters

t_max	=	JD 2459484.60	±	0.06 UT (2021-Sep-27.10)
t_E	=	11.70	±	0.90 days
u₀	=	0.0905	±	0.0080
I_base	=	18.79	±	0.30

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice