MOA 2021-BLG-082

Event Parameters

Internal ID:gb4-R-9-82478
Discovery date:2021-04-16T16:46:36
RA:17:55:48.50
Dec:-30:44:49.81
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
92795 17:55:48.65 -30:44:48.32 15.58 ± 0.11 3.38
92823 17:55:48.62 -30:44:53.41 16.63 ± 0.09 3.80
92884 17:55:48.47 -30:44:49.58 15.67 ± 0.04 0.87
92996 17:55:48.26 -30:44:47.36 17.59 ± 0.12 4.09
92997 17:55:48.26 -30:44:50.60 16.77 ± 0.06 2.60

Last 5 photometry measurements

Observation dateI magseeing
2460246.887 (2023-Oct-29.387) 15.66 ± 0.02 3.52
2460246.898 (2023-Oct-29.398) 15.60 ± 0.02 3.23
2460246.909 (2023-Oct-29.409) 15.62 ± 0.03 3.49
2460246.920 (2023-Oct-29.420) 15.69 ± 0.03 3.75
2460246.929 (2023-Oct-29.429) 15.63 ± 0.03 3.70

Calibration: I = 27.40 - 2.5 log10(ΔF + 49113.40)

Single lens fit parameters

tmax =JD 2459343.03 ± 0.03 UT (2021-May-8.53)
tE =98.73 ± 3.01 days
u0 =0.0897 ± 0.0035
Ibase =19.29 ± 0.22

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice