MOA 2022-BLG-252

Event Parameters

Internal ID:gb5-R-2-144390
Discovery date:2022-05-23T15:08:01
RA:17:52:44.95
Dec:-29:00:51.89
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
21572 17:52:45.11 -29:00:50.03 15.86 ± 0.06 1.99
21638 17:52:45.31 -29:00:53.02 16.87 ± 0.02 4.59

Last 5 photometry measurements

Observation dateI magseeing
2460537.073 (2024-Aug-14.573) 19.42 ± 0.85 4.71
2460537.084 (2024-Aug-14.584) 19.58 ± 0.65 4.48
2460537.099 (2024-Aug-14.599) 18.11 ± 0.40 4.91
2460537.110 (2024-Aug-14.610) 18.48 ± 0.62 4.79
2460537.121 (2024-Aug-14.621) 17.68 ± 0.91 5.75

Calibration: I = 27.40 - 2.5 log10(ΔF + 0.00)

Single lens fit parameters

tmax =JD 2459724.07 ± 0.00 UT (2022-May-24.57)
tE =34.22 ± 2.83 days
u0 =0.0046 ± 0.0004
Ibase =20.47 ± 0.18

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice