MOA 2017-BLG-311

Event Parameters

Internal ID:gb3-R-3-29232
Discovery date:2017-06-14T14:40:50
RA:17:53:06.18
Dec:-32:42:17.27
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
146500 17:53:05.98 -32:42:14.44 18.87 ± 0.11 3.99
146585 17:53:06.12 -32:42:18.78 17.77 ± 0.12 2.52
146611 17:53:06.17 -32:42:15.47 17.94 ± 0.08 1.41
146675 17:53:06.30 -32:42:14.23 18.83 ± 0.12 2.71
146696 17:53:06.40 -32:42:18.17 19.34 ± 0.22 2.80

Last 5 photometry measurements

Observation dateI magseeing
2460246.899 (2023-Oct-29.399) 17.70 ± 0.11 2.97
2460246.910 (2023-Oct-29.410) 18.02 ± 0.18 3.23
2460246.922 (2023-Oct-29.422) 17.93 ± 0.25 3.68
2460246.930 (2023-Oct-29.430) 18.28 ± 0.31 3.62
2460246.933 (2023-Oct-29.433) 17.59 ± 0.19 3.70

Calibration: I = 27.40 - 2.5 log10(ΔF + 6092.56)

Single lens fit parameters

tmax =JD 2457920.16 ± 0.01 UT (2017-Jun-15.66)
tE =6.53 ± 0.25 days
u0 =0.1634 ± 0.0079
Ibase =19.41 ± 0.21

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice