Asterix expansion 062 - Coding rules for Reserved Expansion Field
category: 062
edition: 1.2
date: 2011-06-01
Description of asterix expansion
Compound item (fspec=8 bits)
I062/CST - Contributing Sensors With Local Tracknumbers
Repetitive item, repetition factor 8 bits.
I062/CST/SAC - System Area Code
- 8 bits [
........
]- raw value
I062/CST/SIC - System Identification Code
- 8 bits [
........
]- raw value
I062/CST/(spare)
- 4 bits [
....
]I062/CST/TYP
4 bits [
....
]values:
0: No detection
1: Single PSR detection
2: Single SSR detection
3: SSR+PSR detection
4: Single Mode S All-Call
5: Single Mode S Roll-Call
6: Mode S All-Call + PSR
7: Mode S Roll-Call + PSR
8: ADS-B
9: WAMI062/CST/LTN - Local Track Number
- 16 bits [
................
]- raw value
I062/CSN - Contributing Sensors No Local Tracknumbers
Repetitive item, repetition factor 8 bits.
I062/CSN/SAC - System Area Code
- 8 bits [
........
]- raw value
I062/CSN/SIC - System Identification Code
- 8 bits [
........
]- raw value
I062/CSN/(spare)
- 4 bits [
....
]I062/CSN/TYP
4 bits [
....
]values:
0: No detection
1: Single PSR detection
2: Single SSR detection
3: SSR+PSR detection
4: Single Mode S All-Call
5: Single Mode S Roll-Call
6: Mode S All-Call + PSR
7: Mode S Roll-Call + PSR
8: ADS-B
9: WAMI062/TVS - Calculated Track Velocity Relative to System Reference Point
I062/TVS/VX
- 16 bits [
................
]- signed quantity
- unit: “m/s”
- LSB = 1/22 m/s ≈ 0.25 m/s
- value > = − 8192 m/s
- value < = 32767/4 m/s
I062/TVS/VY
- 16 bits [
................
]- signed quantity
- unit: “m/s”
- LSB = 1/22 m/s ≈ 0.25 m/s
- value > = − 8192 m/s
- value < = 32767/4 m/s
- remark
- Note:
The y-axis points to the Geographical North at the system reference point as available in the Reserved Expansion Field of category 065.
I062/STS - Supplementary Track Status
Extended item.
I062/STS/FDR - Flight Data Retained
1 bit [
.
]values:
0: Flight plan data from active FDPS
1: Flight plan data retained from no longer active FDPSI062/STS/(spare)
- 6 bits [
......
]
(FX)
extension bit
0: End of data item
1: Extension into next extent