MOA 2022-BLG-481

Event Parameters

Internal ID:gb13-R-5-106286
Discovery date:2022-09-08T11:31:07
RA:18:03:59.41
Dec:-30:01:23.76
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
24154 18:03:59.23 -30:01:22.21 19.24 ± 0.30 3.19
24191 18:03:59.33 -30:01:24.83 16.96 ± 0.07 2.42
24217 18:03:59.42 -30:01:20.08 16.77 ± 0.09 3.33
24235 18:03:59.49 -30:01:22.87 16.65 ± 0.10 0.59

Last 5 photometry measurements

Observation dateI magseeing
2460245.887 (2023-Oct-28.387) 16.59 ± 0.05 3.66
2460245.920 (2023-Oct-28.420) 16.52 ± 0.06 3.89
2460246.857 (2023-Oct-29.357) 16.63 ± 0.05 3.93
2460246.890 (2023-Oct-29.390) 16.61 ± 0.05 3.90
2460246.924 (2023-Oct-29.424) 16.59 ± 0.07 3.93

Calibration: I = 27.40 - 2.5 log10(ΔF + 19879.25)

Single lens fit parameters

tmax =JD 2459846.39 ± 0.10 UT (2022-Sep-23.89)
tE =46.57 ± 1.39 days
u0 =0.3236 ± 0.0151
Ibase =17.91 ± 0.18

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice