MOA 2022-BLG-371

Event Parameters

Internal ID:gb12-R-8-14660
Discovery date:2022-07-06T15:01:28
RA:18:07:15.41
Dec:-31:05:07.63
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
154367 18:07:15.61 -31:05:04.67 18.06 ± 0.07 4.93
154392 18:07:15.59 -31:05:06.98 17.83 ± 0.18 3.24
154488 18:07:15.36 -31:05:08.18 18.06 ± 0.07 0.05
154513 18:07:15.33 -31:05:11.27 15.15 ± 0.06 3.16
154588 18:07:15.19 -31:05:07.46 15.65 ± 0.04 2.40
154614 18:07:15.12 -31:05:10.72 16.87 ± 0.08 4.08

Last 5 photometry measurements

Observation dateI magseeing
2460244.915 (2023-Oct-27.415) 18.11 ± 0.23 4.22
2460245.869 (2023-Oct-28.369) 17.91 ± 0.15 3.18
2460245.912 (2023-Oct-28.412) 18.38 ± 0.22 3.29
2460246.868 (2023-Oct-29.368) 18.38 ± 0.18 3.61
2460246.916 (2023-Oct-29.416) 18.07 ± 0.16 3.31

Calibration: I = 27.40 - 2.5 log10(ΔF + 5460.09)

Single lens fit parameters

tmax =JD 2459777.06 ± 0.10 UT (2022-Jul-16.56)
tE =38.96 ± 3.25 days
u0 =0.2340 ± 0.0314
Ibase =18.88 ± 0.17

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice