MOA 2023-BLG-403

Event Parameters

Internal ID:gb3-R-3-42999
Discovery date:2023-08-25T22:32:30
RA:17:51:28.59
Dec:-32:46:10.35
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
14239 17:51:28.34 -32:46:11.29 16.68 ± 0.06 4.28
14293 17:51:28.49 -32:46:10.76 17.28 ± 0.08 2.28
14317 17:51:28.51 -32:46:13.38 19.21 ± 0.15 4.14
14351 17:51:28.64 -32:46:09.88 17.36 ± 0.11 0.12
14390 17:51:28.72 -32:46:06.30 16.02 ± 0.04 3.73

Last 5 photometry measurements

Observation dateI magseeing
2460246.899 (2023-Oct-29.399) 17.29 ± 0.08 3.10
2460246.910 (2023-Oct-29.410) 17.38 ± 0.09 3.48
2460246.922 (2023-Oct-29.422) 17.30 ± 0.11 3.73
2460246.930 (2023-Oct-29.430) 17.15 ± 0.10 3.65
2460246.933 (2023-Oct-29.433) 17.35 ± 0.14 3.82

Calibration: I = 27.40 - 2.5 log10(ΔF + 10337.13)

Single lens fit parameters

tmax =JD 2460187.05 ± 0.05 UT (2023-Aug-30.55)
tE =13.29 ± 1.88 days
u0 =1.1324 ± 0.2118
Ibase =16.45 ± 0.18

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice