MOA 2017-BLG-142

Event Parameters

Internal ID:gb9-R-8-50143
Discovery date:2017-03-29T20:16:38
RA:18:02:40.13
Dec:-29:19:20.02
Current assessment:microlensing/cv
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
98688 18:02:40.39 -29:19:19.03 18.22 ± 0.15 4.52
98712 18:02:40.38 -29:19:23.27 17.91 ± 0.11 4.86
98768 18:02:40.21 -29:19:21.75 16.92 ± 0.12 2.07
98838 18:02:40.10 -29:19:25.38 14.91 ± 0.03 4.95
98918 18:02:39.92 -29:19:16.55 16.62 ± 0.09 4.80
98919 18:02:39.95 -29:19:21.30 18.76 ± 0.33 1.95
98987 18:02:39.80 -29:19:23.54 18.14 ± 0.11 4.98

Last 5 photometry measurements

Observation dateI magseeing
2460246.884 (2023-Oct-29.384) 21.85 ± 4.87 3.53
2460246.896 (2023-Oct-29.396) 20.59 ± 1.36 3.27
2460246.906 (2023-Oct-29.406) 99.99 ± 99.99 3.43
2460246.918 (2023-Oct-29.418) 99.99 ± 99.99 3.50
2460246.927 (2023-Oct-29.427) 99.99 ± 99.99 3.53

Calibration: I = 27.40 - 2.5 log10(ΔF + 0.00)

Single lens fit parameters

tmax =JD 2457843.78 ± 0.03 UT (2017-Mar-31.28)
tE =1.02 ± 1.87 days
u0 =9.0476 ± 6.0951
Ibase =9.39 ± 0.24

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice