MOA 2022-BLG-289

Event Parameters

Internal ID:gb13-R-7-36627
Discovery date:2022-06-16T13:05:42
RA:18:06:05.50
Dec:-29:37:33.63
Current assessment:microlensing/cv
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
178089 18:06:05.65 -29:37:33.80 18.06 ± 0.18 2.69
178108 18:06:05.62 -29:37:35.64 15.58 ± 0.07 2.78
178270 18:06:05.29 -29:37:32.40 18.12 ± 0.17 2.92
178352 18:06:05.17 -29:37:35.30 18.17 ± 0.15 3.89

Last 5 photometry measurements

Observation dateI magseeing
2460536.994 (2024-Aug-14.494) 20.18 ± 1.34 2.53
2460537.034 (2024-Aug-14.534) 99.99 ± 99.99 3.04
2460537.069 (2024-Aug-14.569) 18.59 ± 0.50 4.36
2460537.106 (2024-Aug-14.606) 17.59 ± 0.39 4.75
2460537.136 (2024-Aug-14.636) 16.25 ± 0.30 5.34

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

Single lens fit parameters

tmax =JD 2459745.33 ± 0.34 UT (2022-Jun-14.83)
tE =18.20 ± 2.58 days
u0 =0.2902 ± 0.0601
Ibase =18.79 ± 0.25

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice