MOA 2023-BLG-243

Event Parameters

Internal ID:gb20-R-9-8318
Discovery date:2023-06-07T21:30:01
RA:18:20:49.43
Dec:-23:30:46.23
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
97155 18:20:49.60 -23:30:45.41 18.58 ± 0.06 3.41
97221 18:20:49.49 -23:30:46.59 18.09 ± 0.04 1.56
97271 18:20:49.42 -23:30:49.95 16.95 ± 0.03 3.29
97427 18:20:49.17 -23:30:46.55 17.47 ± 0.06 3.05

Last 5 photometry measurements

Observation dateI magseeing
2460599.874 (2024-Oct-16.374) 21.04 ± 1.52 2.87
2460599.953 (2024-Oct-16.453) 99.99 ± 99.99 3.31
2460602.897 (2024-Oct-19.397) 21.09 ± 1.66 3.53
2460610.887 (2024-Oct-27.387) 18.34 ± 1.23 5.56
2460614.893 (2024-Oct-31.393) 18.43 ± 0.35 5.09

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

Single lens fit parameters

tmax =JD 2460101.41 ± 0.17 UT (2023-Jun-5.91)
tE =83.40 ± 15.91 days
u0 =0.0631 ± 0.0189
Ibase =20.93 ± 0.15

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice