MOA 2023-BLG-347

Event Parameters

Internal ID:gb2-R-4-22130
Discovery date:2023-07-28T13:36:39
RA:17:52:07.24
Dec:-34:51:16.26
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
37911 17:52:07.00 -34:51:12.88 16.23 ± 0.06 4.68
37996 17:52:07.22 -34:51:16.18 18.19 ± 0.12 0.97
38020 17:52:07.26 -34:51:18.54 19.58 ± 0.40 3.00
38021 17:52:07.27 -34:51:12.32 17.87 ± 0.13 3.51
38112 17:52:07.48 -34:51:16.81 17.73 ± 0.08 2.73
38113 17:52:07.43 -34:51:14.39 15.46 ± 0.04 2.28

Last 5 photometry measurements

Observation dateI magseeing
2460246.864 (2023-Oct-29.364) 18.05 ± 0.12 3.50
2460246.904 (2023-Oct-29.404) 18.25 ± 0.16 3.15
2460246.932 (2023-Oct-29.432) 17.60 ± 0.16 3.73
2460246.936 (2023-Oct-29.436) 18.15 ± 0.22 3.68
2460246.939 (2023-Oct-29.439) 17.87 ± 0.20 3.69

Calibration: I = 27.40 - 2.5 log10(ΔF + 4835.04)

Single lens fit parameters

tmax =JD 2460156.31 ± 0.03 UT (2023-Jul-30.81)
tE =0.42 ± 0.01 days
u0 =19.4253 ± 0.4358
Ibase =4.99 ± 0.22

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice