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
2460611.900 (2024-Oct-28.400) 17.92 ± 0.12 4.40
2460611.912 (2024-Oct-28.412) 17.49 ± 0.15 5.19
2460611.923 (2024-Oct-28.423) 17.37 ± 0.16 5.12
2460611.931 (2024-Oct-28.431) 17.56 ± 0.11 4.47
2460614.876 (2024-Oct-31.376) 17.47 ± 0.19 5.05

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