MOA 2022-BLG-318

Event Parameters

Internal ID:gb15-R-7-27723
Discovery date:2022-06-21T10:32:24
RA:18:08:48.53
Dec:-26:09:20.12
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
108009 18:08:48.73 -26:09:17.40 16.50 ± 0.06 4.91
108143 18:08:48.50 -26:09:18.36 17.77 ± 0.07 2.47
108144 18:08:48.47 -26:09:23.07 19.02 ± 0.10 2.47
108208 18:08:48.37 -26:09:24.97 17.15 ± 0.08 4.72
108244 18:08:48.31 -26:09:16.63 18.66 ± 0.07 4.95
108311 18:08:48.19 -26:09:22.98 18.84 ± 0.07 4.70

Last 5 photometry measurements

Observation dateI magseeing
2460244.911 (2023-Oct-27.411) 19.78 ± 0.82 3.61
2460245.866 (2023-Oct-28.366) 99.99 ± 99.99 3.34
2460245.909 (2023-Oct-28.409) 99.99 ± 99.99 3.40
2460246.865 (2023-Oct-29.365) 19.87 ± 0.72 3.46
2460246.912 (2023-Oct-29.412) 99.99 ± 99.99 3.55

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

Single lens fit parameters

tmax =JD 2459755.34 ± 0.00 UT (2022-Jun-24.84)
tE =57.57 ± 4.31 days
u0 =0.0015 ± 0.0002
Ibase =20.82 ± 0.14

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice