MOA 2022-BLG-149

Event Parameters

Internal ID:gb9-R-4-90518
Discovery date:2022-04-03T15:18:55
RA:17:56:58.80
Dec:-29:40:19.78
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
1023 17:56:58.73 -29:40:19.62 19.37 ± 0.42 1.59
1024 17:56:58.65 -29:40:15.37 16.70 ± 0.32 4.79
1068 17:56:58.88 -29:40:14.63 17.43 ± 0.08 4.79
1091 17:56:58.94 -29:40:23.14 17.39 ± 0.10 4.30
1147 17:56:59.11 -29:40:18.44 17.66 ± 0.12 3.79
942 17:56:58.61 -29:40:18.40 17.79 ± 0.09 3.33

Last 5 photometry measurements

Observation dateI magseeing
2460246.884 (2023-Oct-29.384) 20.68 ± 1.80 3.55
2460246.896 (2023-Oct-29.396) 20.66 ± 1.62 3.37
2460246.906 (2023-Oct-29.406) 99.99 ± 99.99 3.42
2460246.918 (2023-Oct-29.418) 99.99 ± 99.99 3.51
2460246.927 (2023-Oct-29.427) 99.99 ± 99.99 3.64

Calibration: I = 27.40 - 2.5 log10(ΔF + 0.00)

Single lens fit parameters

tmax =JD 2459673.08 ± 0.03 UT (2022-Apr-3.58)
tE =7.69 ± 0.93 days
u0 =0.0918 ± 0.0132
Ibase =20.37 ± 0.24

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice