MOA 2016-BLG-428

Event Parameters

Internal ID:gb4-R-7-43720
Discovery date:2016-07-19T16:31:13
RA:17:54:30.87
Dec:-31:21:58.01
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
162489 17:54:31.11 -31:22:00.26 17.96 ± 0.14 4.13
162525 17:54:31.01 -31:21:55.57 17.18 ± 0.12 3.99
162526 17:54:31.00 -31:21:57.96 17.95 ± 0.14 2.45
162549 17:54:30.96 -31:22:02.80 17.95 ± 0.13 4.72
162593 17:54:30.84 -31:22:02.07 18.27 ± 0.11 3.61
162612 17:54:30.85 -31:21:58.38 19.23 ± 0.33 0.38

Last 5 photometry measurements

Observation dateI magseeing
2460611.899 (2024-Oct-28.399) 21.09 ± 2.57 4.37
2460611.911 (2024-Oct-28.411) 99.99 ± 99.99 4.64
2460611.921 (2024-Oct-28.421) 22.79 ± 22.73 5.04
2460611.930 (2024-Oct-28.430) 20.85 ± 2.20 4.51
2460614.875 (2024-Oct-31.375) 99.99 ± 99.99 4.84

Calibration: I = 27.40 - 2.5 log10(ΔF + 1856.95)

Single lens fit parameters

tmax =JD 2457589.32 ± 0.02 UT (2016-Jul-19.82)
tE =50.76 ± 2.45 days
u0 =0.0255 ± 0.0018
Ibase =21.46 ± 0.25

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice