MOA 2022-BLG-469

Event Parameters

Internal ID:gb8-R-10-80523
Discovery date:2022-08-27T19:31:17
RA:18:02:12.28
Dec:-30:24:46.77
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
92890 18:02:12.37 -30:24:43.59 18.39 ± 0.12 4.38
92928 18:02:12.29 -30:24:46.83 15.59 ± 0.02 0.95
92963 18:02:12.23 -30:24:48.78 16.83 ± 0.04 1.51
93045 18:02:12.01 -30:24:43.66 15.62 ± 0.10 4.93
93080 18:02:11.96 -30:24:45.20 15.83 ± 0.06 4.32

Last 5 photometry measurements

Observation dateI magseeing
2460245.888 (2023-Oct-28.388) 15.42 ± 0.02 3.60
2460245.921 (2023-Oct-28.421) 15.51 ± 0.03 3.76
2460246.858 (2023-Oct-29.358) 15.44 ± 0.02 3.64
2460246.891 (2023-Oct-29.391) 15.44 ± 0.02 3.74
2460246.925 (2023-Oct-29.425) 15.48 ± 0.02 3.45

Calibration: I = 27.40 - 2.5 log10(ΔF + 53112.90)

Single lens fit parameters

tmax =JD 2459827.44 ± 0.13 UT (2022-Sep-4.94)
tE =27384.97 ± 24105.64 days
u0 =0.0012 ± 0.0092
Ibase =25.19 ± 0.19

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice