MOA 2023-BLG-176

Event Parameters

Internal ID:gb4-R-3-93988
Discovery date:2023-05-14T21:41:53
RA:17:53:58.76
Dec:-30:55:16.82
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
156170 17:53:58.59 -30:55:15.59 18.70 ± 0.14 2.92
156193 17:53:58.63 -30:55:19.17 15.90 ± 0.14 3.87
156257 17:53:58.79 -30:55:16.05 19.22 ± 0.14 0.25
156334 17:53:58.99 -30:55:16.08 17.66 ± 0.08 2.44

Last 5 photometry measurements

Observation dateI magseeing
2460611.899 (2024-Oct-28.399) 19.31 ± 0.52 4.53
2460611.911 (2024-Oct-28.411) 18.61 ± 0.34 4.50
2460611.921 (2024-Oct-28.421) 22.10 ± 12.59 5.14
2460611.930 (2024-Oct-28.430) 18.73 ± 0.34 4.44
2460614.875 (2024-Oct-31.375) 21.24 ± 7.37 4.86

Calibration: I = 27.40 - 2.5 log10(ΔF + 1874.13)

Single lens fit parameters

tmax =JD 2460079.07 ± 0.00 UT (2023-May-14.57)
tE =4.07 ± 0.36 days
u0 =0.0334 ± 0.0034
Ibase =19.69 ± 0.18

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice