MOA 2019-BLG-186

Event Parameters

Internal ID:gb14-R-9-39776
Discovery date:2019-04-30T10:55:52
RA:18:07:00.89
Dec:-27:03:37.57
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
66702 18:07:01.08 -27:03:40.30 17.69 ± 0.10 3.99
66821 18:07:00.87 -27:03:35.35 17.73 ± 0.10 2.95
66822 18:07:00.89 -27:03:37.42 19.07 ± 0.14 1.04
66909 18:07:00.79 -27:03:37.75 19.70 ± 0.37 0.82
66933 18:07:00.70 -27:03:40.49 15.01 ± 0.02 3.13

Last 5 photometry measurements

Observation dateI magseeing
2460246.855 (2023-Oct-29.355) 99.99 ± 99.99 3.43
2460246.889 (2023-Oct-29.389) 99.99 ± 99.99 3.71
2460246.901 (2023-Oct-29.401) 20.13 ± 1.53 3.02
2460246.911 (2023-Oct-29.411) 18.95 ± 0.59 3.60
2460246.923 (2023-Oct-29.423) 19.11 ± 0.91 3.96

Calibration: I = 27.40 - 2.5 log10(ΔF + 1207.81)

Single lens fit parameters

tmax =JD 2458603.76 ± 0.03 UT (2019-Apr-30.26)
tE =14.16 ± 0.70 days
u0 =0.1176 ± 0.0065
Ibase =19.88 ± 0.24

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice