MOA 2022-BLG-157

Event Parameters

Internal ID:gb14-R-6-37009
Discovery date:2022-04-09T16:22:47
RA:18:06:53.92
Dec:-28:08:16.31
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
70927 18:06:53.87 -28:08:17.84 18.71 ± 0.13 0.99
70928 18:06:53.86 -28:08:20.23 19.09 ± 0.18 3.51
70984 18:06:53.79 -28:08:14.96 16.84 ± 0.06 2.42
71025 18:06:53.70 -28:08:19.93 20.11 ± 0.44 3.98
71137 18:06:53.52 -28:08:17.83 18.65 ± 0.21 4.98

Last 5 photometry measurements

Observation dateI magseeing
2460246.855 (2023-Oct-29.355) 18.59 ± 0.42 3.59
2460246.889 (2023-Oct-29.389) 18.51 ± 0.43 3.78
2460246.901 (2023-Oct-29.401) 18.70 ± 0.45 2.94
2460246.911 (2023-Oct-29.411) 99.99 ± 99.99 3.62
2460246.923 (2023-Oct-29.423) 99.99 ± 99.99 3.89

Calibration: I = 27.40 - 2.5 log10(ΔF + 2984.01)

Single lens fit parameters

tmax =JD 2459680.69 ± 0.02 UT (2022-Apr-11.19)
tE =28.33 ± 2.46 days
u0 =0.0204 ± 0.0024
Ibase =20.84 ± 0.20

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice