MOA 2022-BLG-507

Event Parameters

Internal ID:gb9-R-10-126992
Discovery date:2022-09-14T09:32:18
RA:18:03:01.70
Dec:-28:26:37.42
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
819 18:03:01.77 -28:26:42.15 17.57 ± 0.09 4.67
843 18:03:01.69 -28:26:38.27 14.83 ± 0.02 0.49

Last 5 photometry measurements

Observation dateI magseeing
2460246.884 (2023-Oct-29.384) 14.79 ± 0.01 4.08
2460246.896 (2023-Oct-29.396) 14.79 ± 0.02 3.77
2460246.906 (2023-Oct-29.406) 14.78 ± 0.02 4.10
2460246.918 (2023-Oct-29.418) 14.77 ± 0.02 4.16
2460246.927 (2023-Oct-29.427) 14.78 ± 0.02 4.06

Calibration: I = 27.40 - 2.5 log10(ΔF + 106856.27)

Single lens fit parameters

tmax =JD 2459836.69 ± 0.02 UT (2022-Sep-14.19)
tE =27.73 ± 2.79 days
u0 =0.0369 ± 0.0046
Ibase =19.70 ± 0.23

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice