MOA 2023-BLG-342

Event Parameters

Internal ID:gb9-R-4-111213
Discovery date:2023-07-27T12:17:47
RA:17:58:29.95
Dec:-29:26:09.04
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
136198 17:58:29.85 -29:26:05.97 17.40 ± 0.12 3.20
136228 17:58:29.90 -29:26:10.02 17.41 ± 0.11 2.06
136291 17:58:30.04 -29:26:07.85 17.60 ± 0.12 0.89
136336 17:58:30.12 -29:26:11.84 18.46 ± 0.16 3.90
136376 17:58:30.20 -29:26:07.99 15.92 ± 0.14 2.79

Last 5 photometry measurements

Observation dateI magseeing
2460246.884 (2023-Oct-29.384) 17.57 ± 0.12 3.76
2460246.896 (2023-Oct-29.396) 17.60 ± 0.09 3.24
2460246.906 (2023-Oct-29.406) 17.51 ± 0.11 3.56
2460246.918 (2023-Oct-29.418) 17.73 ± 0.15 3.65
2460246.927 (2023-Oct-29.427) 17.36 ± 0.12 3.58

Calibration: I = 27.40 - 2.5 log10(ΔF + 8340.65)

Single lens fit parameters

tmax =JD 2460152.38 ± 0.01 UT (2023-Jul-26.88)
tE =76.52 ± 10.34 days
u0 =0.0032 ± 0.0007
Ibase =22.15 ± 0.25

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice