MOA 2019-BLG-200

Event Parameters

Internal ID:gb8-R-5-24921
Discovery date:2019-05-05T20:20:06
RA:17:57:33.36
Dec:-31:49:09.68
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
12882 17:57:33.34 -31:49:07.82 18.18 ± 0.12 1.64
12934 17:57:33.60 -31:49:12.33 18.17 ± 0.18 4.24

Last 5 photometry measurements

Observation dateI magseeing
2460245.888 (2023-Oct-28.388) 19.67 ± 1.14 3.55
2460245.921 (2023-Oct-28.421) 99.99 ± 99.99 3.88
2460246.858 (2023-Oct-29.358) 20.35 ± 1.97 3.84
2460246.891 (2023-Oct-29.391) 19.98 ± 1.61 3.80
2460246.925 (2023-Oct-29.425) 99.99 ± 99.99 3.69

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

Single lens fit parameters

tmax =JD 2458609.59 ± 0.01 UT (2019-May-6.09)
tE =5.01 ± 0.55 days
u0 =0.0507 ± 0.0110
Ibase =19.40 ± 0.16

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice