MOA 2023-BLG-200

Event Parameters

Internal ID:gb8-R-9-39291
Discovery date:2023-05-21T15:13:22
RA:18:00:36.46
Dec:-30:32:29.05
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
68783 18:00:36.72 -30:32:30.37 17.84 ± 0.11 4.10
68932 18:00:36.33 -30:32:31.67 18.54 ± 0.23 2.41
68955 18:00:36.34 -30:32:25.93 15.20 ± 0.02 3.97
69020 18:00:36.21 -30:32:29.62 17.66 ± 0.10 2.74

Last 5 photometry measurements

Observation dateI magseeing
2460245.888 (2023-Oct-28.388) 99.99 ± 99.99 3.56
2460245.921 (2023-Oct-28.421) 99.99 ± 99.99 3.62
2460246.858 (2023-Oct-29.358) 20.15 ± 1.28 3.62
2460246.891 (2023-Oct-29.391) 20.07 ± 1.09 3.67
2460246.925 (2023-Oct-29.425) 99.99 ± 99.99 3.57

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

Single lens fit parameters

tmax =JD 2460085.54 ± 0.01 UT (2023-May-21.04)
tE =17.06 ± 1.57 days
u0 =0.0000 ± 0.0035
Ibase =20.25 ± 0.19

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice