MOA 2022-BLG-448

Event Parameters

Internal ID:gb9-R-9-157476
Discovery date:2022-08-13T10:27:01
RA:18:01:55.68
Dec:-28:49:35.08
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
28162 18:01:55.82 -28:49:35.08 17.16 ± 0.17 2.72
28204 18:01:55.72 -28:49:31.14 15.14 ± 0.07 4.88
28329 18:01:55.40 -28:49:32.72 18.52 ± 0.17 4.41
28343 18:01:55.36 -28:49:38.20 17.52 ± 0.15 4.58

Last 5 photometry measurements

Observation dateI magseeing
2460246.884 (2023-Oct-29.384) 20.27 ± 3.48 3.64
2460246.896 (2023-Oct-29.396) 99.99 ± 99.99 3.39
2460246.906 (2023-Oct-29.406) 21.25 ± 11.20 3.68
2460246.918 (2023-Oct-29.418) 19.86 ± 2.86 3.63
2460246.927 (2023-Oct-29.427) 18.61 ± 1.00 3.66

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

Single lens fit parameters

tmax =JD 2459804.95 ± 0.01 UT (2022-Aug-13.45)
tE =699.32 ± 595.05 days
u0 =0.0005 ± 0.0029
Ibase =25.06 ± 0.24

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice