MOA 2021-BLG-249

Event Parameters

Internal ID:gb20-R-3-6973
Discovery date:2021-07-11T15:50:22
RA:18:15:47.81
Dec:-23:52:01.16
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
19027 18:15:47.61 -23:52:01.00 19.68 ± 0.11 3.57
19174 18:15:47.92 -23:52:00.87 16.05 ± 0.14 0.93

Last 5 photometry measurements

Observation dateI magseeing
2460567.989 (2024-Sep-14.489) 16.03 ± 0.04 4.18
2460570.825 (2024-Sep-17.325) 15.97 ± 0.02 3.58
2460570.901 (2024-Sep-17.401) 16.00 ± 0.02 3.47
2460570.972 (2024-Sep-17.472) 15.98 ± 0.04 4.06
2460572.926 (2024-Sep-19.426) 16.01 ± 0.03 4.21

Calibration: I = 27.40 - 2.5 log10(ΔF + 34705.64)

Single lens fit parameters

tmax =JD 2459404.77 ± 0.16 UT (2021-Jul-9.27)
tE =25.79 ± 6.48 days
u0 =0.1958 ± 0.0876
Ibase =19.78 ± 0.17

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice