MOA 2023-BLG-181

Event Parameters

Internal ID:gb14-R-5-113175
Discovery date:2023-05-14T21:49:25
RA:18:05:19.62
Dec:-28:16:57.39
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
66356 18:05:19.46 -28:17:00.09 16.52 ± 0.10 4.49
66411 18:05:19.61 -28:16:55.45 17.02 ± 0.15 1.64
66456 18:05:19.71 -28:17:00.67 18.96 ± 0.21 4.13
66527 18:05:19.86 -28:16:56.68 16.37 ± 0.17 2.70
66551 18:05:19.86 -28:16:59.27 16.70 ± 0.08 3.71
66587 18:05:19.95 -28:16:53.95 14.10 ± 0.04 4.95

Last 5 photometry measurements

Observation dateI magseeing
2460611.889 (2024-Oct-28.389) 99.99 ± 99.99 4.89
2460611.902 (2024-Oct-28.402) 19.26 ± 0.56 3.99
2460611.913 (2024-Oct-28.413) 99.99 ± 99.99 5.39
2460611.924 (2024-Oct-28.424) 21.46 ± 9.93 5.18
2460614.877 (2024-Oct-31.377) 18.96 ± 0.98 5.18

Calibration: I = 27.40 - 2.5 log10(ΔF + 0.00)

Single lens fit parameters

tmax =JD 2460129.57 ± 0.03 UT (2023-Jul-4.07)
tE =268.02 ± 11.43 days
u0 =0.0523 ± 0.0026
Ibase =19.64 ± 0.20

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice