MOA 2018-BLG-391

Event Parameters

Internal ID:gb15-R-7-14152
Discovery date:2018-10-01T11:39:47
RA:18:07:20.24
Dec:-25:58:18.19
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
57691 18:07:20.43 -25:58:18.27 18.84 ± 0.20 3.28
57766 18:07:20.31 -25:58:14.36 17.50 ± 0.13 4.83
57848 18:07:20.20 -25:58:18.62 14.60 ± 0.03 0.20
57992 18:07:19.91 -25:58:16.39 17.01 ± 0.12 4.66

Last 5 photometry measurements

Observation dateI magseeing
2460460.277 (2024-May-29.777) 14.41 ± 0.01 3.65
2460463.020 (2024-Jun-1.520) 14.39 ± 0.02 5.17
2460463.135 (2024-Jun-1.635) 14.43 ± 0.01 3.93
2460463.205 (2024-Jun-1.705) 14.40 ± 0.01 3.12
2460463.278 (2024-Jun-1.778) 14.41 ± 0.01 3.74

Calibration: I = 27.40 - 2.5 log10(ΔF + 131461.93)

Single lens fit parameters

tmax =JD 2458392.28 ± 0.08 UT (2018-Sep-30.78)
tE =113.76 ± 13.16 days
u0 =0.0508 ± 0.0073
Ibase =19.76 ± 0.19

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice