MOA 2018-BLG-087

Event Parameters

Internal ID:gb3-R-1-61277
Discovery date:2018-03-30T22:23:48
RA:17:53:43.50
Dec:-32:01:32.16
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
100135 17:53:43.23 -32:01:29.65 16.05 ± 0.05 4.60
100183 17:53:43.39 -32:01:33.51 17.50 ± 0.06 2.89
100239 17:53:43.56 -32:01:33.70 15.59 ± 0.08 2.26
100275 17:53:43.63 -32:01:31.87 14.96 ± 0.05 1.19
100289 17:53:43.66 -32:01:27.82 16.59 ± 0.08 4.28

Last 5 photometry measurements

Observation dateI magseeing
2460568.015 (2024-Sep-14.515) 14.93 ± 0.02 4.14
2460568.026 (2024-Sep-14.526) 14.95 ± 0.03 3.83
2460568.038 (2024-Sep-14.538) 14.95 ± 0.05 4.03
2460568.047 (2024-Sep-14.547) 15.04 ± 0.04 3.82
2460568.051 (2024-Sep-14.551) 15.07 ± 0.13 3.14

Calibration: I = 27.40 - 2.5 log10(ΔF + 94362.62)

Single lens fit parameters

tmax =JD 2458229.48 ± 0.05 UT (2018-Apr-20.98)
tE =29.60 ± 0.73 days
u0 =1.0335 ± 0.0362
Ibase =15.15 ± 0.18

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice