MOA 2023-BLG-229

Event Parameters

Internal ID:gb5-R-6-207560
Discovery date:2023-06-06T18:13:54
RA:17:55:35.44
Dec:-29:49:33.73
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
35186 17:55:35.61 -29:49:35.20 18.77 ± 0.30 3.09
35242 17:55:35.48 -29:49:38.03 18.20 ± 0.12 4.07
35279 17:55:35.43 -29:49:32.66 18.64 ± 0.13 1.81
35300 17:55:35.41 -29:49:34.86 18.97 ± 0.36 0.60
35353 17:55:35.33 -29:49:38.57 16.58 ± 0.07 4.54
35428 17:55:35.13 -29:49:32.32 18.15 ± 0.18 4.22

Last 5 photometry measurements

Observation dateI magseeing
2460246.848 (2023-Oct-29.348) 18.92 ± 1.34 3.76
2460246.883 (2023-Oct-29.383) 18.98 ± 0.75 3.50
2460246.895 (2023-Oct-29.395) 18.33 ± 0.38 3.40
2460246.905 (2023-Oct-29.405) 17.69 ± 0.21 3.36
2460246.917 (2023-Oct-29.417) 17.51 ± 0.20 3.42

Calibration: I = 27.40 - 2.5 log10(ΔF + 2350.72)

Single lens fit parameters

tmax =JD 2460106.65 ± 0.01 UT (2023-Jun-11.15)
tE =70.97 ± 3.74 days
u0 =0.0286 ± 0.0017
Ibase =20.73 ± 0.36

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice