MOA 2021-BLG-419

Event Parameters

Internal ID:gb16-R-9-12013
Discovery date:2021-10-05T14:12:15
RA:18:12:36.19
Dec:-28:51:49.05
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
70181 18:12:36.41 -28:51:52.19 17.85 ± 0.14 4.46
70196 18:12:36.36 -28:51:46.20 18.79 ± 0.21 4.64
70222 18:12:36.30 -28:51:48.70 16.32 ± 0.04 2.42
70268 18:12:36.17 -28:51:53.96 18.62 ± 0.20 4.51
70293 18:12:36.17 -28:51:49.58 16.01 ± 0.06 0.37

Last 5 photometry measurements

Observation dateI magseeing
2460245.910 (2023-Oct-28.410) 16.11 ± 0.03 3.16
2460245.939 (2023-Oct-28.439) 16.00 ± 0.05 3.63
2460246.866 (2023-Oct-29.366) 16.07 ± 0.03 3.52
2460246.913 (2023-Oct-29.413) 16.00 ± 0.04 3.33
2460246.937 (2023-Oct-29.437) 16.04 ± 0.05 3.89

Calibration: I = 27.40 - 2.5 log10(ΔF + 35842.64)

Single lens fit parameters

tmax =JD 2459514.58 ± 0.28 UT (2021-Oct-27.08)
tE =5.14 ± 0.07 days
u0 =6.4133 ± 0.0883
Ibase =8.89 ± 0.17

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice