MOA 2021-BLG-102

Event Parameters

Internal ID:gb4-R-3-79982
Discovery date:2021-04-28T18:44:15
RA:17:52:28.50
Dec:-31:00:33.51
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
37567 17:52:28.38 -31:00:29.13 18.44 ± 0.20 4.52
37676 17:52:28.56 -31:00:35.01 16.71 ± 0.05 2.17
37677 17:52:28.57 -31:00:32.88 16.55 ± 0.20 0.24
37715 17:52:28.67 -31:00:36.29 16.57 ± 0.04 3.84
37752 17:52:28.74 -31:00:33.96 18.36 ± 0.12 2.69
37769 17:52:28.80 -31:00:29.44 19.33 ± 0.17 4.92

Last 5 photometry measurements

Observation dateI magseeing
2460611.899 (2024-Oct-28.399) 16.54 ± 0.03 4.45
2460611.911 (2024-Oct-28.411) 16.64 ± 0.05 4.74
2460611.921 (2024-Oct-28.421) 16.57 ± 0.05 5.05
2460611.930 (2024-Oct-28.430) 16.78 ± 0.09 4.42
2460614.875 (2024-Oct-31.375) 16.54 ± 0.05 4.93

Calibration: I = 27.40 - 2.5 log10(ΔF + 21897.78)

Single lens fit parameters

tmax =JD 2459353.41 ± 0.03 UT (2021-May-18.91)
tE =3.68 ± 5.40 days
u0 =13.7352 ± 8.3193
Ibase =7.42 ± 0.19

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice