MOA 2022-BLG-179

Event Parameters

Internal ID:gb4-R-3-83836
Discovery date:2022-04-22T16:28:53
RA:17:51:42.61
Dec:-31:04:36.42
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
17649 17:51:42.48 -31:04:35.60 17.50 ± 0.10 2.43
17650 17:51:42.51 -31:04:31.48 18.39 ± 0.15 4.90
17679 17:51:42.58 -31:04:39.35 16.39 ± 0.08 3.80
17702 17:51:42.64 -31:04:32.54 16.86 ± 0.16 3.41
17719 17:51:42.65 -31:04:35.70 19.14 ± 0.18 0.14
17842 17:51:42.93 -31:04:32.52 18.68 ± 0.18 4.97
17874 17:51:43.02 -31:04:35.77 16.59 ± 0.06 4.77

Last 5 photometry measurements

Observation dateI magseeing
2460246.887 (2023-Oct-29.387) 18.23 ± 0.18 3.31
2460246.898 (2023-Oct-29.398) 18.28 ± 0.18 3.01
2460246.909 (2023-Oct-29.409) 17.96 ± 0.19 3.29
2460246.920 (2023-Oct-29.420) 18.27 ± 0.27 3.60
2460246.929 (2023-Oct-29.429) 17.96 ± 0.20 3.52

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

Single lens fit parameters

tmax =JD 2459692.49 ± 0.00 UT (2022-Apr-22.99)
tE =12.39 ± 0.12 days
u0 =0.0000 ± 0.0018
Ibase =19.27 ± 0.21

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice