MOA 2023-BLG-202

Event Parameters

Internal ID:gb13-R-4-94980
Discovery date:2023-05-22T12:25:46
RA:18:05:05.29
Dec:-29:32:58.11
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
161920 18:05:05.08 -29:32:55.79 17.29 ± 0.15 3.79
161986 18:05:05.22 -29:32:59.06 15.64 ± 0.06 2.22
161987 18:05:05.18 -29:32:53.71 18.52 ± 0.32 4.44
162038 18:05:05.31 -29:33:01.54 18.22 ± 0.13 4.17
162066 18:05:05.34 -29:32:59.97 17.66 ± 0.12 2.53
162067 18:05:05.35 -29:32:56.13 16.96 ± 0.07 1.47
162236 18:05:05.67 -29:32:57.19 17.57 ± 0.15 4.56

Last 5 photometry measurements

Observation dateI magseeing
2460245.887 (2023-Oct-28.387) 17.02 ± 0.05 3.34
2460245.920 (2023-Oct-28.420) 17.05 ± 0.08 3.75
2460246.857 (2023-Oct-29.357) 16.88 ± 0.05 3.80
2460246.890 (2023-Oct-29.390) 17.03 ± 0.06 3.61
2460246.924 (2023-Oct-29.424) 16.83 ± 0.07 3.86

Calibration: I = 27.40 - 2.5 log10(ΔF + 15052.20)

Single lens fit parameters

tmax =JD 2460087.04 ± 0.07 UT (2023-May-22.54)
tE =41.83 ± 10.01 days
u0 =0.0418 ± 0.0154
Ibase =21.74 ± 0.28

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice