MOA 2019-BLG-099

Event Parameters

Internal ID:gb2-R-5-24954
Discovery date:2019-03-19T18:51:13
RA:17:52:50.57
Dec:-35:19:16.36
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
44926 17:52:50.33 -35:19:12.79 19.12 ± 0.20 4.78
44981 17:52:50.53 -35:19:17.52 14.62 ± 0.06 2.16
44982 17:52:50.51 -35:19:12.95 18.04 ± 0.09 3.27
45095 17:52:50.81 -35:19:19.44 19.20 ± 0.26 4.58
45108 17:52:50.83 -35:19:17.47 17.35 ± 0.06 3.30
45144 17:52:50.94 -35:19:15.29 15.16 ± 0.10 4.24

Last 5 photometry measurements

Observation dateI magseeing
2460246.864 (2023-Oct-29.364) 21.14 ± 4.09 3.65
2460246.904 (2023-Oct-29.404) 99.99 ± 99.99 3.31
2460246.932 (2023-Oct-29.432) 19.40 ± 1.68 4.00
2460246.936 (2023-Oct-29.436) 19.57 ± 1.28 3.72
2460246.939 (2023-Oct-29.439) 99.99 ± 99.99 3.79

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

Single lens fit parameters

tmax =JD 2458571.52 ± 0.13 UT (2019-Mar-29.02)
tE =44.13 ± 3.43 days
u0 =0.5222 ± 0.0564
Ibase =16.91 ± 0.13

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice