MOA 2022-BLG-556

Event Parameters

Internal ID:gb9-R-10-129625
Discovery date:2022-10-13T13:24:30
RA:18:01:30.61
Dec:-28:34:59.35
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
104961 18:01:30.76 -28:34:56.97 16.74 ± 0.06 4.12
104962 18:01:30.79 -28:34:59.16 17.56 ± 0.17 3.21
105060 18:01:30.56 -28:35:04.07 14.91 ± 0.14 4.35
105080 18:01:30.52 -28:34:56.98 18.02 ± 0.11 3.13
105141 18:01:30.35 -28:34:57.88 18.12 ± 0.10 3.60

Last 5 photometry measurements

Observation dateI magseeing
2460246.884 (2023-Oct-29.384) 99.99 ± 99.99 3.67
2460246.896 (2023-Oct-29.396) 99.99 ± 99.99 3.47
2460246.906 (2023-Oct-29.406) 99.99 ± 99.99 3.59
2460246.918 (2023-Oct-29.418) 99.99 ± 99.99 3.72
2460246.927 (2023-Oct-29.427) 18.99 ± 1.07 3.69

Calibration: I = 27.40 - 2.5 log10(ΔF + 0.00)

Single lens fit parameters

tmax =JD 2459867.56 ± 0.00 UT (2022-Oct-15.06)
tE =18.10 ± 0.86 days
u0 =0.0332 ± 0.0017
Ibase =18.93 ± 0.23

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice