MOA 2022-BLG-521

Event Parameters

Internal ID:gb13-R-2-64780
Discovery date:2022-09-20T10:17:12
RA:18:05:11.10
Dec:-29:00:38.83
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
54653 18:05:11.05 -29:00:35.29 17.43 ± 0.07 3.31
54774 18:05:11.34 -29:00:36.84 15.52 ± 0.03 3.10
54835 18:05:11.49 -29:00:38.59 17.50 ± 0.06 4.77

Last 5 photometry measurements

Observation dateI magseeing
2460245.887 (2023-Oct-28.387) 20.09 ± 0.65 3.43
2460245.920 (2023-Oct-28.420) 19.74 ± 0.67 3.69
2460246.857 (2023-Oct-29.357) 20.53 ± 1.12 3.69
2460246.890 (2023-Oct-29.390) 20.62 ± 1.23 3.61
2460246.924 (2023-Oct-29.424) 19.35 ± 0.57 3.79

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

Single lens fit parameters

tmax =JD 2459844.18 ± 0.01 UT (2022-Sep-21.68)
tE =42.18 ± 5.33 days
u0 =0.0068 ± 0.0014
Ibase =19.87 ± 0.22

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice