MOA 2020-BLG-019

Event Parameters

Internal ID:gb14-R-5-82000
Discovery date:2020-02-22T21:50:11
RA:18:05:56.91
Dec:-28:09:39.56
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
178074 18:05:56.68 -28:09:38.60 15.96 ± 0.06 3.88
178156 18:05:56.82 -28:09:41.22 17.91 ± 0.15 3.01
178242 18:05:56.97 -28:09:42.33 18.28 ± 0.24 3.52
178243 18:05:56.99 -28:09:38.87 15.59 ± 0.07 0.50
178316 18:05:57.11 -28:09:34.75 14.56 ± 0.03 4.89
178337 18:05:57.15 -28:09:42.26 17.23 ± 0.11 4.34

Last 5 photometry measurements

Observation dateI magseeing
2460246.855 (2023-Oct-29.355) 15.60 ± 0.02 3.55
2460246.889 (2023-Oct-29.389) 15.56 ± 0.02 3.73
2460246.901 (2023-Oct-29.401) 15.56 ± 0.02 3.05
2460246.911 (2023-Oct-29.411) 15.60 ± 0.02 3.58
2460246.923 (2023-Oct-29.423) 15.57 ± 0.03 3.84

Calibration: I = 27.40 - 2.5 log10(ΔF + 53064.00)

Single lens fit parameters

tmax =JD 2458975.47 ± 0.02 UT (2020-May-5.97)
tE =44.64 ± 1.55 days
u0 =0.8090 ± 0.0575
Ibase =14.37 ± 0.26

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice