MOA 2022-BLG-077

Event Parameters

Internal ID:gb15-R-6-52525
Discovery date:2022-03-09T18:49:15
RA:18:08:22.83
Dec:-26:22:42.00
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
19236 18:08:23.02 -26:22:45.21 19.47 ± 0.23 4.37
19345 18:08:22.77 -26:22:42.36 18.45 ± 0.11 0.31
19382 18:08:22.67 -26:22:45.22 18.48 ± 0.07 3.18
19487 18:08:22.48 -26:22:42.59 17.78 ± 0.12 4.24

Last 5 photometry measurements

Observation dateI magseeing
2460244.911 (2023-Oct-27.411) 17.72 ± 0.21 3.79
2460245.866 (2023-Oct-28.366) 18.50 ± 0.48 3.55
2460245.909 (2023-Oct-28.409) 18.23 ± 0.35 3.53
2460246.865 (2023-Oct-29.365) 17.85 ± 0.22 3.57
2460246.912 (2023-Oct-29.412) 18.52 ± 0.53 3.67

Calibration: I = 27.40 - 2.5 log10(ΔF + 3784.43)

Single lens fit parameters

tmax =JD 2459656.11 ± 0.15 UT (2022-Mar-17.61)
tE =1.62 ± 0.03 days
u0 =11.5426 ± 0.2300
Ibase =7.06 ± 0.17

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice