MOA 2020-BLG-183

Event Parameters

Internal ID:gb4-R-1-176462
Discovery date:2020-07-25T20:00:29
RA:17:53:43.67
Dec:-30:11:51.18
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
124379 17:53:43.46 -30:11:51.00 17.62 ± 0.09 3.52
124428 17:53:43.52 -30:11:53.68 16.08 ± 0.04 4.16
124467 17:53:43.64 -30:11:50.71 16.21 ± 0.05 1.04
124580 17:53:43.91 -30:11:46.65 16.45 ± 0.05 4.91
124599 17:53:43.97 -30:11:50.70 17.47 ± 0.15 3.41

Last 5 photometry measurements

Observation dateI magseeing
2460246.887 (2023-Oct-29.387) 16.13 ± 0.04 3.87
2460246.898 (2023-Oct-29.398) 16.21 ± 0.03 3.54
2460246.909 (2023-Oct-29.409) 16.18 ± 0.03 3.74
2460246.920 (2023-Oct-29.420) 16.13 ± 0.04 3.98
2460246.929 (2023-Oct-29.429) 16.15 ± 0.04 3.98

Calibration: I = 27.40 - 2.5 log10(ΔF + 29895.10)

Single lens fit parameters

tmax =JD 2459056.95 ± 0.01 UT (2020-Jul-26.45)
tE =14.92 ± 0.55 days
u0 =0.0600 ± 0.0024
Ibase =19.31 ± 0.29

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice