MOA 2021-BLG-188

Event Parameters

Internal ID:gb17-R-9-22275
Discovery date:2021-06-17T11:19:19
RA:18:13:51.24
Dec:-27:01:45.02
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
36235 18:13:51.37 -27:01:45.32 14.62 ± 0.01 2.41
36324 18:13:51.18 -27:01:41.32 17.90 ± 0.08 4.46
36325 18:13:51.20 -27:01:47.70 17.39 ± 0.07 2.19
36358 18:13:51.17 -27:01:45.37 15.93 ± 0.07 0.46
36415 18:13:51.04 -27:01:47.99 18.60 ± 0.14 3.36

Last 5 photometry measurements

Observation dateI magseeing
2460570.962 (2024-Sep-17.462) 15.79 ± 0.03 3.47
2460571.002 (2024-Sep-17.502) 15.79 ± 0.04 4.17
2460571.035 (2024-Sep-17.535) 15.94 ± 0.05 4.30
2460572.901 (2024-Sep-19.401) 15.81 ± 0.02 3.93
2460572.948 (2024-Sep-19.448) 15.88 ± 0.02 3.80

Calibration: I = 27.40 - 2.5 log10(ΔF + 38654.49)

Single lens fit parameters

tmax =JD 2459450.90 ± 0.00 UT (2021-Aug-24.40)
tE =1.31 ± 0.00 days
u0 =47.4138 ± 0.0000
Ibase =-0.18 ± 0.17

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice