MOA 2022-BLG-253

Event Parameters

Internal ID:gb4-R-3-85115
Discovery date:2022-05-23T17:49:38
RA:17:51:19.74
Dec:-31:02:40.38
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
8435 17:51:19.60 -31:02:41.11 17.29 ± 0.10 2.86
8450 17:51:19.64 -31:02:35.70 17.81 ± 0.15 4.67
8607 17:51:19.99 -31:02:40.18 17.53 ± 0.05 2.76

Last 5 photometry measurements

Observation dateI magseeing
2460537.087 (2024-Aug-14.587) 99.99 ± 99.99 4.37
2460537.102 (2024-Aug-14.602) 18.83 ± 1.34 4.56
2460537.114 (2024-Aug-14.614) 17.67 ± 0.60 4.82
2460537.124 (2024-Aug-14.624) 17.76 ± 1.65 5.97
2460537.134 (2024-Aug-14.634) 18.19 ± 1.55 5.28

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

Single lens fit parameters

tmax =JD 2459725.01 ± 0.00 UT (2022-May-25.51)
tE =52.17 ± 4.05 days
u0 =0.0226 ± 0.0022
Ibase =21.46 ± 0.14

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice