MOA 2022-BLG-447

Event Parameters

Internal ID:gb21-R-10-1628
Discovery date:2022-08-12T13:41:15
RA:18:18:28.06
Dec:-21:23:56.46
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
78616 18:18:28.22 -21:23:58.01 20.14 ± 0.11 3.04
78627 18:18:28.16 -21:23:53.64 19.29 ± 0.07 4.13
78691 18:18:27.99 -21:23:56.09 19.14 ± 0.13 1.05

Last 5 photometry measurements

Observation dateI magseeing
2460536.121 (2024-Aug-13.621) 19.14 ± 0.22 3.35
2460536.868 (2024-Aug-14.368) 18.98 ± 0.17 3.29
2460536.943 (2024-Aug-14.443) 18.88 ± 0.20 2.66
2460537.019 (2024-Aug-14.519) 18.58 ± 0.21 3.40
2460537.091 (2024-Aug-14.591) 21.39 ± 6.95 4.56

Calibration: I = 27.40 - 2.5 log10(ΔF + 2021.16)

Single lens fit parameters

tmax =JD 2459805.56 ± 0.12 UT (2022-Aug-14.06)
tE =163.95 ± 25.12 days
u0 =0.0362 ± 0.0073
Ibase =21.67 ± 0.14

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice