MOA 2022-BLG-493

Event Parameters

Internal ID:gb13-R-2-64422
Discovery date:2022-09-10T14:18:10
RA:18:03:33.10
Dec:-28:45:30.88
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
87261 18:03:32.99 -28:45:29.28 15.08 ± 0.05 2.50
87308 18:03:33.11 -28:45:25.66 16.39 ± 0.06 4.89
87379 18:03:33.33 -28:45:32.08 15.11 ± 0.03 3.15

Last 5 photometry measurements

Observation dateI magseeing
2460245.887 (2023-Oct-28.387) 99.99 ± 99.99 3.98
2460245.920 (2023-Oct-28.420) 20.20 ± 1.85 4.14
2460246.857 (2023-Oct-29.357) 18.87 ± 0.41 4.02
2460246.890 (2023-Oct-29.390) 18.96 ± 0.48 3.87
2460246.924 (2023-Oct-29.424) 99.99 ± 99.99 4.11

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

Single lens fit parameters

tmax =JD 2459831.41 ± 0.07 UT (2022-Sep-8.91)
tE =1097.52 ± 883.06 days
u0 =0.0012 ± 0.0052
Ibase =23.62 ± 0.22

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice