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
2460246.887 (2023-Oct-29.387) 19.23 ± 0.35 3.38
2460246.898 (2023-Oct-29.398) 19.07 ± 0.33 3.03
2460246.909 (2023-Oct-29.409) 18.93 ± 0.33 3.35
2460246.920 (2023-Oct-29.420) 20.62 ± 2.61 3.11
2460246.929 (2023-Oct-29.429) 20.06 ± 1.13 3.62

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