MOA 2022-BLG-339

Event Parameters

Internal ID:gb4-R-4-40660
Discovery date:2022-06-25T14:50:18
RA:17:51:24.55
Dec:-31:14:40.23
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
75584 17:51:24.40 -31:14:40.94 18.09 ± 0.03 2.94
75617 17:51:24.60 -31:14:39.59 17.13 ± 0.02 0.06

Last 5 photometry measurements

Observation dateI magseeing
2460246.887 (2023-Oct-29.387) 17.13 ± 0.05 3.44
2460246.898 (2023-Oct-29.398) 17.20 ± 0.05 3.23
2460246.909 (2023-Oct-29.409) 17.19 ± 0.06 3.43
2460246.920 (2023-Oct-29.420) 17.06 ± 0.07 3.72
2460246.929 (2023-Oct-29.429) 17.23 ± 0.09 3.75

Calibration: I = 27.40 - 2.5 log10(ΔF + 12799.71)

Single lens fit parameters

tmax =JD 2459756.04 ± 0.00 UT (2022-Jun-25.54)
tE =10.64 ± 0.00 days
u0 =0.0000 ± 0.0001
Ibase =24.81 ± 0.16

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice