Satellite engineering tools & resources
Free tools our engineers use every day: plan antenna pointing, size a dish, check a satellite and follow launches. Pick a tool to get started.
Live Satellite Map
Track more than 13,000 satellites in 3D, from Starlink and OneWeb to every commercial GEO slot. Click a geostationary satellite for its look angles, footprint, rain fade and link margin.
- 3D globe
- GEO footprints
- Look angles
- Rain fade & link margin
- Sun outages
- Site survey PDF
Look Angle Calculator
Azimuth, elevation and LNB polarization skew to any geostationary satellite from your site, with magnetic azimuth.
- Azimuth
- Elevation
- Skew
Antenna Gain & G/T Calculator
Gain, beamwidth, system noise temperature and G/T from dish size, frequency, efficiency and LNB noise.
- Gain
- Beamwidth
- G/T
Link Budget Calculator
Free-space loss, C/N0, Es/No and margin for a satellite downlink against the DVB-S2 MODCOD you plan to run.
- Es/No
- Margin
- DVB-S2
Rain Fade Calculator
ITU-R P.618 rain attenuation for your site, frequency and availability target, using the ITU rain maps.
- ITU-R P.618
- Availability
Power & dB Converter
Watts, dBW and dBm, dB ratios, noise figure to noise temperature, and transmit EIRP.
- dBW / dBm
- EIRP
- NF to K
Waveguide Size Chart
WR-430 to WR-10: frequency ranges, cutoff, dimensions and satcom uses, with a size finder.
- WR sizes
- Cutoff
GEO Satellite Directory
323 commercial geostationary satellites by orbital slot, with bands, footprints and look angles.
- By orbital slot
- EIRP maps
Space Launch Schedule
Upcoming orbital launches worldwide, with countdowns, providers, payloads and launch sites.
- Countdowns
- Payloads
Brochures & Capability Statement
Download the Digisat company brochure and government capability statement (CAGE 6U0V1).
- PDF downloads
Need a link budget or site survey?
Digisat engineers size antennas and amplifiers, run link budgets and survey sites for teleports, government and enterprise networks.