MOA 2022-BLG-554

Event Parameters

Internal ID:gb13-R-6-25452
Discovery date:2022-10-13T13:24:24
RA:18:06:21.18
Dec:-29:56:33.94
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
70763 18:06:21.45 -29:56:33.56 16.71 ± 0.13 4.31
70897 18:06:21.24 -29:56:33.09 17.21 ± 0.18 2.05

Last 5 photometry measurements

Observation dateI magseeing
2460245.887 (2023-Oct-28.387) 21.22 ± 2.92 3.35
2460245.920 (2023-Oct-28.420) 99.99 ± 99.99 3.54
2460246.857 (2023-Oct-29.357) 19.30 ± 0.47 3.68
2460246.890 (2023-Oct-29.390) 23.99 ± 38.87 3.62
2460246.924 (2023-Oct-29.424) 21.67 ± 5.72 3.69

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

Single lens fit parameters

tmax =JD 2459865.57 ± 0.10 UT (2022-Oct-13.07)
tE =10.53 ± 1.65 days
u0 =0.1703 ± 0.0316
Ibase =19.25 ± 0.18

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice