MOA 2023-BLG-315

Event Parameters

Internal ID:gb9-R-3-170964
Discovery date:2023-07-14T18:23:19
RA:17:59:09.77
Dec:-29:06:53.49
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
157786 17:59:09.56 -29:06:55.89 17.26 ± 0.14 4.70
157918 17:59:09.80 -29:06:52.47 17.19 ± 0.15 0.54
157995 17:59:09.91 -29:06:48.72 18.21 ± 0.19 4.48
158038 17:59:09.99 -29:06:55.78 15.36 ± 0.15 3.76
158039 17:59:10.03 -29:06:52.90 17.32 ± 0.17 2.81

Last 5 photometry measurements

Observation dateI magseeing
2460611.919 (2024-Oct-28.419) 15.68 ± 0.13 5.37
2460611.928 (2024-Oct-28.428) 16.56 ± 0.13 4.90
2460614.863 (2024-Oct-31.363) 16.31 ± 0.14 5.28
2460614.869 (2024-Oct-31.369) 16.80 ± 0.10 4.77
2460614.873 (2024-Oct-31.373) 15.99 ± 0.12 5.42

Calibration: I = 27.40 - 2.5 log10(ΔF + 12100.41)

Single lens fit parameters

tmax =JD 2460139.92 ± 0.03 UT (2023-Jul-14.42)
tE =2.35 ± 1.35 days
u0 =2.0969 ± 0.9891
Ibase =13.92 ± 0.34

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice