MOA 2017-BLG-112

Event Parameters

Internal ID:gb12-R-7-5389
Discovery date:2017-03-16T20:07:40
RA:18:08:20.24
Dec:-31:12:57.25
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
24543 18:08:20.41 -31:13:01.70 17.78 ± 0.15 4.92
24609 18:08:20.26 -31:12:54.90 14.45 ± 0.04 3.16
24666 18:08:20.15 -31:12:57.55 15.47 ± 0.10 0.65
24803 18:08:19.90 -31:12:59.83 16.98 ± 0.15 4.44
24821 18:08:19.87 -31:12:57.02 15.10 ± 0.05 4.42

Last 5 photometry measurements

Observation dateI magseeing
2460244.915 (2023-Oct-27.415) 15.83 ± 0.05 4.22
2460245.869 (2023-Oct-28.369) 15.52 ± 0.04 3.22
2460245.912 (2023-Oct-28.412) 15.50 ± 0.04 3.34
2460246.868 (2023-Oct-29.368) 15.59 ± 0.05 3.64
2460246.916 (2023-Oct-29.416) 15.59 ± 0.04 3.31

Calibration: I = 27.40 - 2.5 log10(ΔF + 58938.63)

Single lens fit parameters

tmax =JD 2457831.88 ± 0.18 UT (2017-Mar-19.38)
tE =1.54 ± 0.09 days
u0 =7.6715 ± 0.2431
Ibase =8.53 ± 0.14

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice