MOA 2021-BLG-133

Event Parameters

Internal ID:gb2-R-7-11758
Discovery date:2021-05-22T13:49:06
RA:17:55:31.06
Dec:-34:41:50.93
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
46447 17:55:31.30 -34:41:52.33 19.05 ± 0.18 3.76
46493 17:55:31.17 -34:41:49.19 17.67 ± 0.13 3.13
46494 17:55:31.17 -34:41:55.29 17.29 ± 0.06 4.37
46584 17:55:31.01 -34:41:51.42 16.55 ± 0.05 0.16
46611 17:55:30.92 -34:41:50.13 16.84 ± 0.05 1.89
46612 17:55:30.94 -34:41:53.50 17.13 ± 0.05 2.28
46658 17:55:30.83 -34:41:48.82 16.68 ± 0.08 3.66

Last 5 photometry measurements

Observation dateI magseeing
2460246.864 (2023-Oct-29.364) 16.50 ± 0.05 3.56
2460246.904 (2023-Oct-29.404) 16.68 ± 0.07 2.91
2460246.932 (2023-Oct-29.432) 16.62 ± 0.11 3.83
2460246.936 (2023-Oct-29.436) 16.68 ± 0.10 3.57
2460246.939 (2023-Oct-29.439) 16.68 ± 0.11 3.57

Calibration: I = 27.40 - 2.5 log10(ΔF + 21857.48)

Single lens fit parameters

tmax =JD 2459356.84 ± 0.00 UT (2021-May-22.34)
tE =10.27 ± 0.00 days
u0 =0.0007 ± 0.0000
Ibase =23.15 ± 0.19

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice