MOA 2017-BLG-187

Event Parameters

Internal ID:gb10-R-3-51783
Discovery date:2017-04-20T18:05:30
RA:17:59:01.67
Dec:-27:31:04.87
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
58602 17:59:01.38 -27:31:04.52 19.55 ± 0.29 4.66
58754 17:59:01.66 -27:31:08.52 18.87 ± 0.17 4.45
58787 17:59:01.69 -27:31:02.53 15.44 ± 0.06 1.85
58847 17:59:01.82 -27:31:08.39 17.75 ± 0.12 4.49

Last 5 photometry measurements

Observation dateI magseeing
2460518.908 (2024-Jul-27.408) 21.23 ± 3.60 3.48
2460518.920 (2024-Jul-27.420) 18.91 ± 0.48 3.24
2460518.930 (2024-Jul-27.430) 99.99 ± 99.99 2.72
2460519.046 (2024-Jul-27.546) 19.68 ± 0.90 2.78
2460519.050 (2024-Jul-27.550) 17.80 ± 0.31 3.03

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

Single lens fit parameters

tmax =JD 2457865.65 ± 0.07 UT (2017-Apr-22.15)
tE =99.15 ± 42.27 days
u0 =0.0124 ± 0.0108
Ibase =23.00 ± 0.31

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice