MOA 2022-BLG-387

Event Parameters

Internal ID:gb17-R-8-56581
Discovery date:2022-07-16T12:50:17
RA:18:13:08.89
Dec:-27:19:37.56
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
66445 18:13:09.15 -27:19:37.39 14.30 ± 0.06 4.25
66540 18:13:08.95 -27:19:39.72 18.01 ± 0.09 2.16
66588 18:13:08.88 -27:19:36.43 19.60 ± 0.52 1.84
66589 18:13:08.81 -27:19:40.87 18.66 ± 0.18 2.85
66614 18:13:08.84 -27:19:37.96 17.86 ± 0.10 0.23
66635 18:13:08.79 -27:19:33.56 18.24 ± 0.14 4.80
66668 18:13:08.72 -27:19:38.97 17.78 ± 0.09 1.97
66714 18:13:08.66 -27:19:41.58 18.05 ± 0.08 4.36
66741 18:13:08.60 -27:19:39.82 18.25 ± 0.12 3.85

Last 5 photometry measurements

Observation dateI magseeing
2460536.973 (2024-Aug-14.473) 17.98 ± 0.13 2.39
2460537.010 (2024-Aug-14.510) 17.65 ± 0.19 2.32
2460537.047 (2024-Aug-14.547) 17.58 ± 0.19 4.07
2460537.082 (2024-Aug-14.582) 17.93 ± 0.31 4.05
2460537.119 (2024-Aug-14.619) 99.99 ± 99.99 5.20

Calibration: I = 27.40 - 2.5 log10(ΔF + 6522.29)

Single lens fit parameters

tmax =JD 2459784.02 ± 0.04 UT (2022-Jul-23.52)
tE =20.16 ± 0.79 days
u0 =0.2742 ± 0.0154
Ibase =18.24 ± 0.27

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice