MOA 2023-BLG-446

Event Parameters

Internal ID:gb13-R-2-82047
Discovery date:2023-10-03T14:54:15
RA:18:03:48.98
Dec:-28:58:14.89
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
18929 18:03:48.91 -28:58:14.10 17.21 ± 0.08 1.60
19102 18:03:49.33 -28:58:14.04 18.67 ± 0.27 4.16

Last 5 photometry measurements

Observation dateI magseeing
2460245.887 (2023-Oct-28.387) 18.55 ± 0.20 3.60
2460245.920 (2023-Oct-28.420) 18.20 ± 0.23 3.86
2460246.857 (2023-Oct-29.357) 99.99 ± 99.99 3.80
2460246.890 (2023-Oct-29.390) 18.56 ± 0.24 3.77
2460246.924 (2023-Oct-29.424) 18.23 ± 0.23 3.91

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

Single lens fit parameters

tmax =JD 2460230.14 ± 0.05 UT (2023-Oct-12.64)
tE =24.26 ± 1.40 days
u0 =0.2072 ± 0.0185
Ibase =17.40 ± 0.21

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice