MOA 2023-BLG-285

Event Parameters

Internal ID:gb14-R-7-142922
Discovery date:2023-06-26T23:57:32
RA:18:06:13.51
Dec:-28:00:30.81
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
207347 18:06:13.72 -28:00:34.38 17.10 ± 0.12 4.63
207430 18:06:13.58 -28:00:27.50 17.02 ± 0.17 4.34
207493 18:06:13.47 -28:00:31.64 17.46 ± 0.18 0.27
207516 18:06:13.48 -28:00:28.24 17.66 ± 0.24 3.28
207575 18:06:13.39 -28:00:34.18 17.04 ± 0.12 3.07
207651 18:06:13.22 -28:00:30.59 16.72 ± 0.09 3.56

Last 5 photometry measurements

Observation dateI magseeing
2460611.889 (2024-Oct-28.389) 17.41 ± 0.25 4.71
2460611.902 (2024-Oct-28.402) 17.76 ± 0.17 3.80
2460611.913 (2024-Oct-28.413) 17.84 ± 0.74 5.21
2460611.924 (2024-Oct-28.424) 17.38 ± 0.37 4.98
2460614.877 (2024-Oct-31.377) 17.66 ± 0.45 5.07

Calibration: I = 27.40 - 2.5 log10(ΔF + 9479.82)

Single lens fit parameters

tmax =JD 2460129.55 ± 0.00 UT (2023-Jul-4.05)
tE =0.52 ± 0.41 days
u0 =10.7422 ± 4.8894
Ibase =5.74 ± 0.31

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice