MOA 2017-BLG-117

Event Parameters

Internal ID:gb9-R-5-98248
Discovery date:2017-03-18T18:12:40
RA:17:58:48.65
Dec:-29:58:55.54
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
40846 17:58:48.48 -29:58:52.39 18.79 ± 0.17 3.92
40901 17:58:48.66 -29:58:59.15 17.67 ± 0.11 4.46
40927 17:58:48.68 -29:58:54.19 15.48 ± 0.04 0.83
41035 17:58:48.97 -29:58:51.91 16.73 ± 0.09 4.99

Last 5 photometry measurements

Observation dateI magseeing
2460611.919 (2024-Oct-28.419) 15.39 ± 0.08 5.62
2460611.928 (2024-Oct-28.428) 15.38 ± 0.03 5.04
2460614.863 (2024-Oct-31.363) 15.38 ± 0.06 5.23
2460614.869 (2024-Oct-31.369) 15.57 ± 0.05 4.98
2460614.873 (2024-Oct-31.373) 15.41 ± 0.09 5.58

Calibration: I = 27.40 - 2.5 log10(ΔF + 58830.16)

Single lens fit parameters

tmax =JD 2457824.07 ± 0.21 UT (2017-Mar-11.57)
tE =21.21 ± 4.31 days
u0 =4.7483 ± 1.3188
Ibase =11.96 ± 0.22

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice