MOA 2022-BLG-547

Event Parameters

Internal ID:gb12-R-9-24546
Discovery date:2022-10-07T12:47:14
RA:18:07:10.19
Dec:-30:30:46.13
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
56313 18:07:10.45 -30:30:47.38 18.04 ± 0.09 4.12
56374 18:07:10.32 -30:30:43.78 17.08 ± 0.06 3.82
56463 18:07:10.10 -30:30:45.98 17.63 ± 0.12 0.96
56545 18:07:09.94 -30:30:44.35 18.81 ± 0.09 3.71
56573 18:07:09.88 -30:30:46.00 19.42 ± 0.14 3.60

Last 5 photometry measurements

Observation dateI magseeing
2460536.837 (2024-Aug-14.337) 17.69 ± 0.07 3.26
2460536.910 (2024-Aug-14.410) 17.67 ± 0.05 2.23
2460536.986 (2024-Aug-14.486) 17.57 ± 0.08 2.90
2460537.060 (2024-Aug-14.560) 17.57 ± 0.14 4.17
2460537.131 (2024-Aug-14.631) 16.46 ± 0.30 5.57

Calibration: I = 27.40 - 2.5 log10(ΔF + 8061.21)

Single lens fit parameters

tmax =JD 2459858.65 ± 0.11 UT (2022-Oct-6.15)
tE =22.26 ± 5.53 days
u0 =0.1043 ± 0.0284
Ibase =19.83 ± 0.13

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice