MOA 2016-BLG-431

Event Parameters

Internal ID:gb14-R-2-67384
Discovery date:2016-07-21T12:43:21
RA:18:04:20.76
Dec:-27:09:40.99
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
32210 18:04:20.60 -27:09:38.88 17.74 ± 0.12 3.33
32251 18:04:20.69 -27:09:42.95 18.07 ± 0.10 3.07
32313 18:04:20.81 -27:09:39.92 18.42 ± 0.15 0.50
32332 18:04:20.87 -27:09:44.90 17.43 ± 0.09 4.77
32454 18:04:21.09 -27:09:39.42 15.38 ± 0.02 4.08

Last 5 photometry measurements

Observation dateI magseeing
2460246.855 (2023-Oct-29.355) 18.33 ± 0.22 3.63
2460246.889 (2023-Oct-29.389) 18.31 ± 0.24 3.86
2460246.901 (2023-Oct-29.401) 18.57 ± 0.24 3.13
2460246.911 (2023-Oct-29.411) 18.58 ± 0.30 3.62
2460246.923 (2023-Oct-29.423) 18.80 ± 0.54 4.04

Calibration: I = 27.40 - 2.5 log10(ΔF + 3901.22)

Single lens fit parameters

tmax =JD 2457603.41 ± 0.00 UT (2016-Aug-2.91)
tE =23.29 ± 0.18 days
u0 =0.1355 ± 0.0014
Ibase =16.77 ± 0.21

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice