MOA 2020-BLG-219

Event Parameters

Internal ID:gb10-R-3-63134
Discovery date:2020-08-15T14:52:04
RA:17:59:18.88
Dec:-27:28:55.52
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
158047 17:59:18.72 -27:28:52.69 18.20 ± 0.20 3.58
158093 17:59:18.82 -27:28:58.91 16.78 ± 0.09 4.35
158144 17:59:18.92 -27:28:50.25 18.82 ± 0.29 4.82
158199 17:59:19.03 -27:28:51.10 18.98 ± 0.29 4.23
158225 17:59:19.06 -27:28:56.17 16.70 ± 0.06 2.33
158253 17:59:19.13 -27:28:54.19 16.48 ± 0.10 2.96

Last 5 photometry measurements

Observation dateI magseeing
2460611.898 (2024-Oct-28.398) 17.81 ± 0.35 4.35
2460611.910 (2024-Oct-28.410) 17.02 ± 0.29 4.94
2460611.920 (2024-Oct-28.420) 16.57 ± 0.28 4.87
2460614.864 (2024-Oct-31.364) 15.89 ± 0.24 5.29
2460614.874 (2024-Oct-31.374) 17.05 ± 0.32 4.86

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

Single lens fit parameters

tmax =JD 2459080.20 ± 0.04 UT (2020-Aug-18.70)
tE =14.36 ± 0.52 days
u0 =0.2597 ± 0.0120
Ibase =18.72 ± 0.30

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice