MOA 2017-BLG-451

Event Parameters

Internal ID:gb13-R-9-52083
Discovery date:2017-09-04T01:00:55
RA:18:07:18.26
Dec:-28:56:49.04
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
132369 18:07:18.48 -28:56:46.75 15.34 ± 0.06 4.67
132441 18:07:18.35 -28:56:52.11 14.98 ± 0.07 3.19
132509 18:07:18.20 -28:56:48.94 15.33 ± 0.06 0.74
132510 18:07:18.24 -28:56:53.96 17.06 ± 0.14 4.49
132591 18:07:18.03 -28:56:45.61 16.02 ± 0.08 4.83
132673 18:07:17.91 -28:56:50.99 15.87 ± 0.23 4.31

Last 5 photometry measurements

Observation dateI magseeing
2460245.887 (2023-Oct-28.387) 15.32 ± 0.02 3.41
2460245.920 (2023-Oct-28.420) 15.31 ± 0.02 3.60
2460246.857 (2023-Oct-29.357) 15.35 ± 0.02 3.64
2460246.890 (2023-Oct-29.390) 15.27 ± 0.02 3.65
2460246.924 (2023-Oct-29.424) 15.37 ± 0.04 3.76

Calibration: I = 27.40 - 2.5 log10(ΔF + 67235.71)

Single lens fit parameters

tmax =JD 2458003.10 ± 0.12 UT (2017-Sep-6.60)
tE =17.36 ± 3.33 days
u0 =1.0351 ± 0.2447
Ibase =15.98 ± 0.21

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice