MOA 2017-BLG-147

Event Parameters

Internal ID:gb4-R-5-35161
Discovery date:2017-04-06T18:02:11
RA:17:52:09.63
Dec:-31:49:13.41
Current assessment:microlensing
Possible high-mag event peaking in ~6 hours.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
13675 17:52:09.34 -31:49:11.77 17.50 ± 0.06 4.58
13785 17:52:09.67 -31:49:12.96 16.69 ± 0.02 0.16
13849 17:52:09.91 -31:49:12.57 15.42 ± 0.02 3.19

Last 5 photometry measurements

Observation dateI magseeing
2460246.887 (2023-Oct-29.387) 16.62 ± 0.05 3.50
2460246.898 (2023-Oct-29.398) 16.64 ± 0.04 3.25
2460246.909 (2023-Oct-29.409) 16.57 ± 0.05 3.41
2460246.920 (2023-Oct-29.420) 16.60 ± 0.06 3.67
2460246.929 (2023-Oct-29.429) 16.56 ± 0.07 3.59

Calibration: I = 27.40 - 2.5 log10(ΔF + 19248.64)

Single lens fit parameters

tmax =JD 2457851.03 ± 0.00 UT (2017-Apr-7.53)
tE =1.95 ± 0.01 days
u0 =0.1226 ± 0.0014
Ibase =15.94 ± 0.14

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice