MOA 2017-BLG-478

Event Parameters

Internal ID:gb9-R-3-104180
Discovery date:2017-09-16T09:20:53
RA:17:58:42.51
Dec:-29:11:45.26
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
143093 17:58:42.26 -29:11:46.93 16.52 ± 0.10 4.68
143279 17:58:42.58 -29:11:45.22 15.37 ± 0.12 0.69
143280 17:58:42.61 -29:11:41.57 15.48 ± 0.08 3.30
143329 17:58:42.69 -29:11:47.94 18.81 ± 0.44 3.83
143357 17:58:42.75 -29:11:44.78 15.93 ± 0.06 2.60

Last 5 photometry measurements

Observation dateI magseeing
2460246.884 (2023-Oct-29.384) 15.33 ± 0.02 3.42
2460246.896 (2023-Oct-29.396) 15.35 ± 0.02 3.16
2460246.906 (2023-Oct-29.406) 15.34 ± 0.03 3.45
2460246.918 (2023-Oct-29.418) 15.39 ± 0.03 3.59
2460246.927 (2023-Oct-29.427) 15.37 ± 0.03 3.46

Calibration: I = 27.40 - 2.5 log10(ΔF + 64923.21)

Single lens fit parameters

tmax =JD 2458014.48 ± 0.01 UT (2017-Sep-17.98)
tE =2.31 ± 0.11 days
u0 =0.0004 ± 0.0535
Ibase =16.21 ± 0.35

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice