MOA 2019-BLG-287

Event Parameters

Internal ID:gb7-R-9-11431
Discovery date:2019-06-25T20:14:51
RA:18:01:11.02
Dec:-32:32:08.71
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
136756 18:01:11.27 -32:32:06.84 16.15 ± 0.04 4.62
136825 18:01:11.15 -32:32:08.37 16.61 ± 0.05 2.51
136898 18:01:11.01 -32:32:10.54 17.82 ± 0.08 1.40
136928 18:01:10.92 -32:32:13.51 17.31 ± 0.06 4.41
136978 18:01:10.80 -32:32:05.16 19.47 ± 0.21 4.82
137015 18:01:10.71 -32:32:12.66 18.39 ± 0.09 4.87

Last 5 photometry measurements

Observation dateI magseeing
2460572.923 (2024-Sep-19.423) 17.62 ± 0.08 3.68
2460572.960 (2024-Sep-19.460) 18.20 ± 0.24 4.72
2460573.018 (2024-Sep-19.518) 17.58 ± 0.16 4.52
2460574.029 (2024-Sep-20.529) 17.60 ± 0.26 4.57
2460574.041 (2024-Sep-20.541) 18.09 ± 0.28 4.54

Calibration: I = 27.40 - 2.5 log10(ΔF + 6779.54)

Single lens fit parameters

tmax =JD 2458660.25 ± 0.09 UT (2019-Jun-25.75)
tE =12.63 ± 2.04 days
u0 =0.4116 ± 0.1386
Ibase =18.91 ± 0.17

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice