IESS-412 11-Parameter Data Pointing Calculator

Iess-412 11-Parameter Data Pointing Calculator

Updated 29 January 2016

Click here for the new calculator which downloads ephemeris (11-parameter) and generate automatically tracking lists and more

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This calculator can calculate pointing data from 11 parameters ephemeris data.

Download the latest Intelsat 11-parameter *.txt data from:
http://www.intelsat.com/tools-resources/satellite-data-tools/ephemeris-data/

Download the latest SES 11-parameter *.txt data from:
https://extranet.ses.com/18728984/ephemeris

Old IESS 412 11 parameter pointing calculator for MS Internet Explorer can be found here:

Ground station data

E/S location
Latitude	deg. min sec
Longitude	deg. min sec
Height above sea level	Meters

11-parameter data

YEAR
MONTH
DAY
HOUR
MINUTE
SECOND
NOMINAL SATELLITE LONGITUDE
1. LM0
2. LM1
3. LM2
4. LONC
5. LONC1
6. LONS
7. LONS1
8. LATC
9. LATC1
10. LATS
11. LATS1
Satellite Longitude After 170 Hours
Satellite Latitude After 170 Hours

Select UTC time for calculation of angles

YEAR
MONTH
DAY
HOUR
MINUTE
SECOND

Result

Satellite Longitude
Satellite Latitude
Azimuth
Elevation
Satellite Longitude after 170 Hours
Satellite Latitude after 170 Hours

Comment

Listing Parameters

Listing Period Days + 2 Hours

The calculations is done as described in the IESS-412 document.