MOA 2022-BLG-090

Event Parameters

Internal ID:gb12-R-4-6033
Discovery date:2022-03-14T16:28:28
RA:18:04:45.78
Dec:-31:26:00.83
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
55035 18:04:45.58 -31:25:57.58 19.08 ± 0.09 4.18
55149 18:04:45.83 -31:26:02.78 15.55 ± 0.02 2.63
55218 18:04:45.96 -31:25:58.65 18.14 ± 0.07 2.51
55247 18:04:46.02 -31:25:56.92 19.10 ± 0.13 4.37

Last 5 photometry measurements

Observation dateI magseeing
2460244.915 (2023-Oct-27.415) 99.99 ± 99.99 4.08
2460245.869 (2023-Oct-28.369) 20.08 ± 0.92 3.28
2460245.912 (2023-Oct-28.412) 19.16 ± 0.72 3.29
2460246.868 (2023-Oct-29.368) 20.40 ± 1.30 3.56
2460246.916 (2023-Oct-29.416) 19.99 ± 0.96 3.31

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

Single lens fit parameters

tmax =JD 2459651.99 ± 0.14 UT (2022-Mar-13.49)
tE =6.67 ± 4.21 days
u0 =0.1098 ± 0.0536
Ibase =19.78 ± 0.16

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice