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
2460246.852 (2023-Oct-29.352) 99.99 ± 99.99 3.37
2460246.886 (2023-Oct-29.386) 18.98 ± 0.60 3.57
2460246.897 (2023-Oct-29.397) 99.99 ± 99.99 2.99
2460246.908 (2023-Oct-29.408) 22.67 ± 16.10 3.44
2460246.919 (2023-Oct-29.419) 20.73 ± 4.31 3.96

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