MOA 2022-BLG-453

Event Parameters

Internal ID:gb14-R-7-133384
Discovery date:2022-08-22T05:08:19
RA:18:08:35.81
Dec:-27:56:30.54
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
122903 18:08:36.03 -27:56:29.87 18.57 ± 0.08 3.83
122904 18:08:36.02 -27:56:33.84 15.22 ± 0.03 4.57
123000 18:08:35.84 -27:56:27.22 19.23 ± 0.17 4.20
123001 18:08:35.88 -27:56:30.85 18.79 ± 0.10 1.49
123024 18:08:35.77 -27:56:35.47 17.19 ± 0.20 4.53
123096 18:08:35.65 -27:56:29.71 18.89 ± 0.13 2.22
123122 18:08:35.61 -27:56:26.93 19.24 ± 0.09 4.92
123161 18:08:35.54 -27:56:31.81 19.15 ± 0.14 3.31

Last 5 photometry measurements

Observation dateI magseeing
2460246.855 (2023-Oct-29.355) 18.64 ± 0.43 3.54
2460246.889 (2023-Oct-29.389) 19.03 ± 0.61 3.70
2460246.901 (2023-Oct-29.401) 19.77 ± 1.02 3.08
2460246.911 (2023-Oct-29.411) 19.77 ± 1.21 3.53
2460246.923 (2023-Oct-29.423) 20.76 ± 4.07 3.85

Calibration: I = 27.40 - 2.5 log10(ΔF + 2769.49)

Single lens fit parameters

tmax =JD 2459812.96 ± 0.00 UT (2022-Aug-21.46)
tE =0.05 ± 0.15 days
u0 =6.4918 ± 5.3328
Ibase =9.74 ± 0.16

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice