MOA 2020-BLG-269

Event Parameters

Internal ID:gb4-R-7-65706
Discovery date:2020-09-19T12:19:26
RA:17:55:29.11
Dec:-31:15:41.19
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
47616 17:55:29.33 -31:15:43.51 16.69 ± 0.09 3.88
47728 17:55:29.07 -31:15:41.65 18.74 ± 0.26 0.14
47794 17:55:28.93 -31:15:37.63 17.31 ± 0.10 4.69
47836 17:55:28.83 -31:15:40.38 17.21 ± 0.06 3.50
47907 17:55:28.70 -31:15:42.68 16.36 ± 0.06 4.95

Last 5 photometry measurements

Observation dateI magseeing
2460246.887 (2023-Oct-29.387) 18.11 ± 0.19 3.05
2460246.898 (2023-Oct-29.398) 18.26 ± 0.19 3.12
2460246.909 (2023-Oct-29.409) 18.69 ± 0.41 3.36
2460246.920 (2023-Oct-29.420) 18.49 ± 0.37 3.73
2460246.929 (2023-Oct-29.429) 18.49 ± 0.36 3.63

Calibration: I = 27.40 - 2.5 log10(ΔF + 2900.01)

Single lens fit parameters

tmax =JD 2459124.70 ± 0.08 UT (2020-Oct-2.20)
tE =110.50 ± 2.42 days
u0 =0.0961 ± 0.0029
Ibase =19.40 ± 0.23

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice