MOA 2019-BLG-380

Event Parameters

Internal ID:gb4-R-10-88435
Discovery date:2019-08-14T17:57:57
RA:17:55:51.38
Dec:-30:17:31.14
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
89860 17:55:51.62 -30:17:34.02 16.09 ± 0.04 4.55
89899 17:55:51.47 -30:17:28.00 17.04 ± 0.04 4.35
89900 17:55:51.48 -30:17:32.07 16.97 ± 0.06 1.93
89976 17:55:51.31 -30:17:28.84 19.18 ± 0.28 3.04
90000 17:55:51.19 -30:17:33.97 18.25 ± 0.14 3.07
90015 17:55:51.13 -30:17:30.61 16.67 ± 0.06 2.95

Last 5 photometry measurements

Observation dateI magseeing
2460246.887 (2023-Oct-29.387) 99.99 ± 99.99 3.57
2460246.898 (2023-Oct-29.398) 21.52 ± 4.70 3.34
2460246.909 (2023-Oct-29.409) 99.99 ± 99.99 3.56
2460246.920 (2023-Oct-29.420) 18.78 ± 0.62 3.82
2460246.929 (2023-Oct-29.429) 19.44 ± 1.14 3.72

Calibration: I = 27.40 - 2.5 log10(ΔF + 0.00)

Single lens fit parameters

tmax =JD 2458710.21 ± 0.01 UT (2019-Aug-14.71)
tE =133.83 ± 58.44 days
u0 =0.0020 ± 0.0018
Ibase =23.58 ± 0.19

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice