MOA 2021-BLG-222

Event Parameters

Internal ID:gb14-R-10-48784
Discovery date:2021-07-06T05:10:12
RA:18:09:00.70
Dec:-26:53:09.03
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
74561 18:09:00.75 -26:53:06.60 19.21 ± 0.16 3.43
74625 18:09:00.65 -26:53:09.45 15.89 ± 0.02 0.23
74667 18:09:00.54 -26:53:05.61 18.19 ± 0.07 4.48
74701 18:09:00.48 -26:53:11.64 15.65 ± 0.06 3.39

Last 5 photometry measurements

Observation dateI magseeing
2460611.889 (2024-Oct-28.389) 15.99 ± 0.03 4.98
2460611.902 (2024-Oct-28.402) 15.96 ± 0.02 3.98
2460611.913 (2024-Oct-28.413) 16.11 ± 0.05 5.32
2460611.924 (2024-Oct-28.424) 16.00 ± 0.04 5.17
2460614.877 (2024-Oct-31.377) 16.05 ± 0.04 5.09

Calibration: I = 27.40 - 2.5 log10(ΔF + 40179.08)

Single lens fit parameters

tmax =JD 2459406.82 ± 0.01 UT (2021-Jul-11.32)
tE =15.18 ± 0.20 days
u0 =0.4847 ± 0.0090
Ibase =16.00 ± 0.17

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice