MOA 2022-BLG-575

Event Parameters

Internal ID:gb5-R-4-139409
Discovery date:2022-10-22T14:05:24
RA:17:53:51.52
Dec:-29:42:39.59
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
84599 17:53:51.33 -29:42:42.42 14.99 ± 0.06 4.79
84600 17:53:51.32 -29:42:38.33 17.12 ± 0.17 3.43
84648 17:53:51.38 -29:42:35.04 16.94 ± 0.15 4.85
84748 17:53:51.57 -29:42:43.35 18.28 ± 0.23 4.52
84807 17:53:51.69 -29:42:41.20 18.65 ± 0.30 2.76
84830 17:53:51.71 -29:42:35.73 15.99 ± 0.14 3.88
84889 17:53:51.83 -29:42:40.65 18.64 ± 0.28 3.90

Last 5 photometry measurements

Observation dateI magseeing
2460246.848 (2023-Oct-29.348) 99.99 ± 99.99 3.59
2460246.883 (2023-Oct-29.383) 99.99 ± 99.99 3.48
2460246.895 (2023-Oct-29.395) 99.99 ± 99.99 3.22
2460246.905 (2023-Oct-29.405) 99.99 ± 99.99 3.20
2460246.917 (2023-Oct-29.417) 99.99 ± 99.99 3.33

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

Single lens fit parameters

tmax =JD 2459887.98 ± 1.41 UT (2022-Nov-4.48)
tE =58.44 ± 3.52 days
u0 =0.0001 ± 0.0716
Ibase =19.03 ± 0.33

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice