MOA 2022-BLG-081

Event Parameters

Internal ID:gb19-R-6-10474
Discovery date:2022-03-13T17:13:49
RA:18:18:32.42
Dec:-26:04:06.62
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
71661 18:18:32.57 -26:04:06.10 17.27 ± 0.05 2.97
71740 18:18:32.44 -26:04:11.24 17.02 ± 0.12 4.34
71785 18:18:32.36 -26:04:04.36 18.41 ± 0.09 2.99
71786 18:18:32.38 -26:04:07.30 18.26 ± 0.09 0.11
71896 18:18:32.11 -26:04:10.13 18.82 ± 0.15 4.79
71937 18:18:32.06 -26:04:05.44 18.02 ± 0.09 4.83

Last 5 photometry measurements

Observation dateI magseeing
2460235.930 (2023-Oct-18.430) 18.14 ± 0.06 2.53
2460239.943 (2023-Oct-22.443) 18.10 ± 0.21 3.44
2460244.878 (2023-Oct-27.378) 17.72 ± 0.16 4.33
2460245.873 (2023-Oct-28.373) 17.98 ± 0.17 3.33
2460246.872 (2023-Oct-29.372) 17.84 ± 0.14 3.46

Calibration: I = 27.40 - 2.5 log10(ΔF + 4524.81)

Single lens fit parameters

tmax =JD 2459652.45 ± 0.08 UT (2022-Mar-13.95)
tE =12.13 ± 1.74 days
u0 =0.2225 ± 0.0556
Ibase =18.89 ± 0.14

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice