MOA 2022-BLG-019

Event Parameters

Internal ID:gb14-R-2-92474
Discovery date:2022-02-17T21:22:26
RA:18:04:22.95
Dec:-27:13:08.59
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
33334 18:04:22.81 -27:13:11.23 16.99 ± 0.18 4.19
33445 18:04:22.99 -27:13:04.16 16.43 ± 0.08 3.99
33466 18:04:23.03 -27:13:12.65 13.92 ± 0.07 4.84
33467 18:04:23.03 -27:13:07.72 15.07 ± 0.10 0.62
33573 18:04:23.28 -27:13:10.89 14.20 ± 0.04 4.96
33597 18:04:23.30 -27:13:07.03 14.12 ± 0.13 4.39

Last 5 photometry measurements

Observation dateI magseeing
2460246.855 (2023-Oct-29.355) 15.03 ± 0.01 3.59
2460246.889 (2023-Oct-29.389) 15.07 ± 0.01 3.88
2460246.901 (2023-Oct-29.401) 15.06 ± 0.01 3.14
2460246.911 (2023-Oct-29.411) 15.04 ± 0.01 3.59
2460246.923 (2023-Oct-29.423) 15.06 ± 0.01 4.02

Calibration: I = 27.40 - 2.5 log10(ΔF + 85585.46)

Single lens fit parameters

tmax =JD 2459603.44 ± 0.00 UT (2022-Jan-23.94)
tE =4.71 ± 0.00 days
u0 =28.0467 ± 0.0025
Ibase =2.86 ± 0.23

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice