MOA 2022-BLG-464

Event Parameters

Internal ID:gb9-R-1-187665
Discovery date:2022-08-26T13:06:11
RA:17:59:36.52
Dec:-28:40:27.12
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
61192 17:59:36.27 -28:40:26.35 15.27 ± 0.12 4.01
61277 17:59:36.47 -28:40:30.55 15.30 ± 0.05 4.40
61342 17:59:36.58 -28:40:25.96 15.66 ± 0.04 0.66
61343 17:59:36.59 -28:40:23.47 15.58 ± 0.03 3.25
61487 17:59:36.91 -28:40:27.53 18.25 ± 0.18 4.82

Last 5 photometry measurements

Observation dateI magseeing
2460246.884 (2023-Oct-29.384) 15.60 ± 0.03 3.70
2460246.896 (2023-Oct-29.396) 15.59 ± 0.03 3.52
2460246.906 (2023-Oct-29.406) 15.57 ± 0.03 3.70
2460246.918 (2023-Oct-29.418) 15.59 ± 0.03 3.79
2460246.927 (2023-Oct-29.427) 15.63 ± 0.04 3.66

Calibration: I = 27.40 - 2.5 log10(ΔF + 49522.21)

Single lens fit parameters

tmax =JD 2459825.72 ± 0.03 UT (2022-Sep-3.22)
tE =43306.22 ± 38302.05 days
u0 =0.0002 ± 0.0013
Ibase =26.38 ± 0.29

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice