MOA 2024-BLG-140

Event Parameters

Internal ID:gb5-R-8-151899
Discovery date:2024-07-16T12:20:21
RA:17:54:05.06
Dec:-29:12:29.14
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
85737 17:54:05.14 -29:12:32.38 14.95 ± 0.11 3.17
85777 17:54:05.05 -29:12:29.19 16.48 ± 0.18 0.70
85812 17:54:04.96 -29:12:32.02 14.83 ± 0.14 2.49
85839 17:54:04.95 -29:12:27.88 17.99 ± 0.39 2.14
85934 17:54:04.71 -29:12:27.06 18.29 ± 0.33 4.93

Last 5 photometry measurements

Observation dateI magseeing
2460611.907 (2024-Oct-28.407) 16.49 ± 0.11 5.03
2460611.918 (2024-Oct-28.418) 17.95 ± 1.44 5.58
2460614.862 (2024-Oct-31.362) 17.87 ± 0.80 5.49
2460614.868 (2024-Oct-31.368) 16.36 ± 0.15 5.15
2460614.872 (2024-Oct-31.372) 16.58 ± 0.14 4.54

Calibration: I = 27.40 - 2.5 log10(ΔF + 23442.29)

Single lens fit parameters

tmax =JD 2460552.33 ± 0.04 UT (2024-Aug-29.83)
tE =50.17 ± 0.63 days
u0 =0.3090 ± 0.0059
Ibase =16.56 ± 0.42

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice