MOA 2022-BLG-023

Event Parameters

Internal ID:gb13-R-3-35928
Discovery date:2022-02-20T20:28:02
RA:18:03:00.86
Dec:-29:13:08.11
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
101407 18:03:00.60 -29:13:05.63 17.97 ± 0.10 4.66
101449 18:03:00.71 -29:13:09.48 16.16 ± 0.07 3.39
101531 18:03:00.88 -29:13:11.87 15.89 ± 0.04 4.52
101558 18:03:00.90 -29:13:06.55 16.67 ± 0.08 1.00
101677 18:03:01.16 -29:13:10.37 17.83 ± 0.09 4.58

Last 5 photometry measurements

Observation dateI magseeing
2460245.887 (2023-Oct-28.387) 16.67 ± 0.05 3.37
2460245.920 (2023-Oct-28.420) 16.55 ± 0.07 3.83
2460246.857 (2023-Oct-29.357) 16.52 ± 0.05 3.98
2460246.890 (2023-Oct-29.390) 16.67 ± 0.05 3.62
2460246.924 (2023-Oct-29.424) 16.71 ± 0.08 3.65

Calibration: I = 27.40 - 2.5 log10(ΔF + 19588.45)

Single lens fit parameters

tmax =JD 2459637.39 ± 0.40 UT (2022-Feb-26.89)
tE =55.99 ± 2.14 days
u0 =0.3451 ± 0.0315
Ibase =17.49 ± 0.27

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice