MOA 2021-BLG-186

Event Parameters

Internal ID:gb5-R-8-120125
Discovery date:2021-06-17T08:05:32
RA:17:56:29.18
Dec:-29:12:47.51
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
14061 17:56:29.41 -29:12:50.83 18.18 ± 0.21 4.75
14101 17:56:29.36 -29:12:47.43 17.36 ± 0.10 3.15
14188 17:56:29.12 -29:12:43.37 17.55 ± 0.06 4.90
14189 17:56:29.12 -29:12:47.66 18.57 ± 0.17 0.48
14245 17:56:29.02 -29:12:43.82 17.60 ± 0.10 4.73
14266 17:56:28.91 -29:12:49.67 18.79 ± 0.17 3.46
14289 17:56:28.89 -29:12:46.99 18.69 ± 0.23 3.53
14328 17:56:28.79 -29:12:48.83 17.83 ± 0.07 4.76

Last 5 photometry measurements

Observation dateI magseeing
2460246.848 (2023-Oct-29.348) 18.79 ± 0.39 3.74
2460246.883 (2023-Oct-29.383) 18.75 ± 0.26 3.59
2460246.895 (2023-Oct-29.395) 18.77 ± 0.24 3.49
2460246.905 (2023-Oct-29.405) 19.13 ± 0.34 3.57
2460246.917 (2023-Oct-29.417) 21.53 ± 3.46 3.54

Calibration: I = 27.40 - 2.5 log10(ΔF + 3404.08)

Single lens fit parameters

tmax =JD 2459377.05 ± 0.00 UT (2021-Jun-11.55)
tE =0.00 ± 0.00 days
u0 =5.9464 ± 0.0003
Ibase =10.03 ± 0.25

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice