MOA 2018-BLG-057

Event Parameters

Internal ID:gb9-R-2-170317
Discovery date:2018-03-18T20:24:42
RA:17:59:41.48
Dec:-28:44:22.74
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
87284 17:59:41.34 -28:44:24.30 16.43 ± 0.10 3.35
87320 17:59:41.52 -28:44:21.82 16.22 ± 0.08 0.35
87332 17:59:41.56 -28:44:26.49 14.50 ± 0.04 4.53
87352 17:59:41.61 -28:44:17.79 14.28 ± 0.12 4.68
87399 17:59:41.77 -28:44:22.05 15.79 ± 0.08 3.35

Last 5 photometry measurements

Observation dateI magseeing
2460479.918 (2024-Jun-18.418) 16.14 ± 0.04 4.37
2460479.947 (2024-Jun-18.447) 16.09 ± 0.04 3.91
2460479.959 (2024-Jun-18.459) 16.21 ± 0.08 4.33
2460479.969 (2024-Jun-18.469) 16.11 ± 0.03 3.71
2460479.981 (2024-Jun-18.481) 16.16 ± 0.02 3.50

Calibration: I = 27.40 - 2.5 log10(ΔF + 29757.74)

Single lens fit parameters

tmax =JD 2458201.25 ± 0.04 UT (2018-Mar-23.75)
tE =17.68 ± 1.11 days
u0 =0.3404 ± 0.0385
Ibase =16.41 ± 0.30

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice