MOA 2017-BLG-280

Event Parameters

Internal ID:gb15-R-6-24584
Discovery date:2017-05-23T16:17:33
RA:18:07:49.76
Dec:-26:21:28.99
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
35728 18:07:50.05 -26:21:29.78 16.02 ± 0.03 4.75
35829 18:07:49.87 -26:21:25.57 16.88 ± 0.07 4.75
35886 18:07:49.74 -26:21:29.50 16.93 ± 0.04 0.42
35887 18:07:49.74 -26:21:32.95 18.76 ± 0.09 3.58
36026 18:07:49.47 -26:21:26.37 20.02 ± 0.26 4.82
36053 18:07:49.42 -26:21:28.30 19.34 ± 0.13 4.32

Last 5 photometry measurements

Observation dateI magseeing
2460244.911 (2023-Oct-27.411) 16.85 ± 0.11 3.65
2460245.866 (2023-Oct-28.366) 17.01 ± 0.08 3.47
2460245.909 (2023-Oct-28.409) 17.00 ± 0.14 3.45
2460246.865 (2023-Oct-29.365) 16.96 ± 0.07 3.56
2460246.912 (2023-Oct-29.412) 16.86 ± 0.12 3.57

Calibration: I = 27.40 - 2.5 log10(ΔF + 15417.00)

Single lens fit parameters

tmax =JD 2457919.80 ± 0.00 UT (2017-Jun-15.30)
tE =21.07 ± 0.08 days
u0 =0.0652 ± 0.0004
Ibase =16.46 ± 0.16

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice