MOA 2022-BLG-553

Event Parameters

Internal ID:gb11-R-4-4133
Discovery date:2022-10-13T13:24:20
RA:18:02:59.05
Dec:-33:00:30.05
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
93426 18:02:58.88 -33:00:31.18 18.24 ± 0.08 3.38
93487 18:02:59.03 -33:00:34.15 18.68 ± 0.09 4.95
93508 18:02:59.10 -33:00:29.54 18.77 ± 0.09 0.07
93562 18:02:59.23 -33:00:26.05 16.61 ± 0.02 3.98
93577 18:02:59.36 -33:00:28.90 18.54 ± 0.18 3.53
93620 18:02:59.34 -33:00:30.39 18.17 ± 0.12 3.32

Last 5 photometry measurements

Observation dateI magseeing
2460246.873 (2023-Oct-29.373) 18.63 ± 0.21 3.51
2460246.934 (2023-Oct-29.434) 18.52 ± 0.29 3.43
2460246.940 (2023-Oct-29.440) 18.61 ± 0.29 3.56
2460246.941 (2023-Oct-29.441) 19.49 ± 0.86 3.72
2460246.943 (2023-Oct-29.443) 18.88 ± 0.46 3.89

Calibration: I = 27.40 - 2.5 log10(ΔF + 2818.38)

Single lens fit parameters

tmax =JD 2459867.65 ± 0.00 UT (2022-Oct-15.15)
tE =10.34 ± 0.12 days
u0 =0.0163 ± 0.0008
Ibase =19.17 ± 0.11

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice