MOA 2020-BLG-203

Event Parameters

Internal ID:gb4-R-2-103292
Discovery date:2020-08-08T12:22:40
RA:17:51:59.68
Dec:-30:28:38.86
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
63735 17:51:59.63 -30:28:35.53 15.25 ± 0.03 3.20
63752 17:51:59.67 -30:28:38.24 16.39 ± 0.07 0.86

Last 5 photometry measurements

Observation dateI magseeing
2460246.887 (2023-Oct-29.387) 16.38 ± 0.05 3.50
2460246.898 (2023-Oct-29.398) 16.35 ± 0.03 3.51
2460246.909 (2023-Oct-29.409) 16.31 ± 0.03 3.68
2460246.920 (2023-Oct-29.420) 16.42 ± 0.05 3.94
2460246.929 (2023-Oct-29.429) 16.42 ± 0.05 3.82

Calibration: I = 27.40 - 2.5 log10(ΔF + 25304.63)

Single lens fit parameters

tmax =JD 2459125.87 ± 0.06 UT (2020-Oct-3.37)
tE =50.24 ± 0.63 days
u0 =0.2070 ± 0.0070
Ibase =15.71 ± 0.12

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice