MOA 2017-BLG-443

Event Parameters

Internal ID:gb4-R-10-77691
Discovery date:2017-08-30T14:14:15
RA:17:54:13.07
Dec:-30:22:57.60
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
120535 17:54:13.24 -30:22:56.87 19.45 ± 0.32 3.30
120554 17:54:13.24 -30:23:00.18 16.18 ± 0.04 3.63
120573 17:54:13.18 -30:22:55.57 19.35 ± 0.24 3.52
120623 17:54:13.09 -30:22:53.66 19.43 ± 0.26 4.83
120673 17:54:12.93 -30:22:54.56 17.78 ± 0.10 3.99
120674 17:54:12.94 -30:23:02.81 18.53 ± 0.09 4.97

Last 5 photometry measurements

Observation dateI magseeing
2460246.887 (2023-Oct-29.387) 18.78 ± 0.60 3.59
2460246.898 (2023-Oct-29.398) 19.15 ± 0.79 3.33
2460246.909 (2023-Oct-29.409) 17.83 ± 0.25 3.60
2460246.920 (2023-Oct-29.420) 19.85 ± 2.02 3.77
2460246.929 (2023-Oct-29.429) 18.35 ± 0.63 3.90

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

Single lens fit parameters

tmax =JD 2457995.30 ± 0.03 UT (2017-Aug-29.80)
tE =24.33 ± 2.51 days
u0 =0.0743 ± 0.0109
Ibase =20.03 ± 0.22

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice