Widefield VLBI Calculator
Widefield VLBI Calculator
Frequency
MHz
Wavelength = 13.23 cm
Bandwidth
MHz
Channels
Channel Bandwidth = 500.00 KHz
Maximum Baseline Length
km
Synthesized Beam = 48.9 mas
Averaging Time
s
Phase Centre Offset
arcmin
Telescope Diameter
m
Primary Beam HWHM = 4.3 arcmin
Results for a phase centre offset of 1.00 arcmin
Effect
Effect Error
Cumulative Error
Primary Beam
3.41%
3.41%
Bandwidth Smearing
3.47%
6.76%
Time-Average Smearing
0.73%
7.44%
Non-coplanar
8.83%
15.62%