MOA 2023-BLG-103

Event Parameters

Internal ID:gb10-R-4-58239
Discovery date:2023-04-03T17:17:02
RA:17:59:54.63
Dec:-27:51:53.76
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
89964 17:59:54.33 -27:51:54.15 19.04 ± 0.20 4.84
90085 17:59:54.51 -27:51:57.20 18.64 ± 0.19 4.78
90109 17:59:54.61 -27:51:56.31 19.29 ± 0.27 3.41
90185 17:59:54.58 -27:51:52.42 18.44 ± 0.22 1.57
90262 17:59:54.86 -27:51:53.02 19.42 ± 0.23 2.42

Last 5 photometry measurements

Observation dateI magseeing
2460246.852 (2023-Oct-29.352) 18.12 ± 0.55 3.43
2460246.886 (2023-Oct-29.386) 17.98 ± 0.59 3.57
2460246.897 (2023-Oct-29.397) 18.92 ± 0.65 2.99
2460246.908 (2023-Oct-29.408) 17.97 ± 0.76 3.70
2460246.919 (2023-Oct-29.419) 17.25 ± 0.45 3.92

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

Single lens fit parameters

tmax =JD 2460037.75 ± 0.12 UT (2023-Apr-3.25)
tE =21.37 ± 4.82 days
u0 =0.0445 ± 0.0181
Ibase =20.28 ± 0.35

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice