Skip to content

Latest commit

 

History

History
237 lines (177 loc) · 5.82 KB

4A.md

File metadata and controls

237 lines (177 loc) · 5.82 KB
Raw

Label: 4A

Description

Latest New Format

Examples

"/01"

https://app.airframes.io/messages/3460403039
/01-C

https://app.airframes.io/messages/3460237595
/01-D

Contains "/01-X" where X is usually C but D has been observed. Appears to be sent by Cessnas shortly after takeoff.

Door Events

https://app.airframes.io/messages/3453841057
DOOR/FWDENTRY CLSD 1440

https://app.airframes.io/messages/3453753802
DOOR/CARGO CLSD 1413

https://app.airframes.io/messages/3453613994
DOOR/CARGO OPEN 1445

https://app.airframes.io/messages/3453358058
DOOR/FWDENTRY OPEN 1355
  • "DOOR/"
  • Which door changed state. Only CARGO and FWDENTRY observed
  • Door state, OPEN or CLSD
  • UTC time as HHMM

Flight Segment Transitions

https://app.airframes.io/messages/3451383008
01TOIC VIR42X/190519KSFOEGLL
+ 72170.2+ 25.2

https://app.airframes.io/messages/3451193070
01ICCL VIR42X/190520KSFOEGLL
+ 3819208.6+ 23.6

https://app.airframes.io/messages/3453244667
01CLER VIR141/191334EGLLKLAX
+35764282.3- 17.8

https://app.airframes.io/messages/3453613768
01ECER VIR301/191450VIDPEGLL
+36999272.2- 23.1

https://app.airframes.io/messages/3453619729
01ERDC VIR355/191447VABBEGLL
+39832265.5- 18.0

https://app.airframes.io/messages/3450562911
01DCAP VIR41R/190203EGLLKSFO
+ 1418158.0+ 24.8
Start Index End Index Raw Value Description
0 1 01 Preamble
2 3 DC Previous Flight Segment
4 5 AP Next Flight Segment
6 13 VIR41R Callsign
15 16 19 UTC Day of Month
17 20 0203 UTC Time, HHMM
21 24 EGLL Origin Aiport code
25 28 KSFO Destination Airport Code
31 36 + 1418 Altitude (Sea Level)
37 41 158.0 Unknown
42 47 + 24.8 Outside Air Temperature (Celsius)

Flight Segment Codes:

  • TO = take off
  • IC = initial climb
  • CL = climb
  • ER = en route
  • EC = unknown*
  • DC = descent
  • AP = approach

"EC" has only been observed as part of "ECER", which appears in close temporal proximity to ERDC.

Label 49 contains similar messages for segments on the ground.

FPN

DIS01

https://app.airframes.io/messages/3454142746
DIS01,191620,WEN3195,MORNING! YQU LOOKS
BEAUTIFUL SO IT
SHOULDNT BE A
PROBLEM. BUT THANKS
FOR THE HEADSUP!

https://app.airframes.io/messages/3450166197
DIS01,190009,WEN3140,@HOLD CNX

https://app.airframes.io/messages/3449413366
DIS01,182103,WEN3100,WRONG CREW HAHAHA

Comma separated, 4 fields.

  • Constant "DIS01"
  • UTC timestamp, DDHHMM
  • Callsign
  • Free text

Comma Separated, 11 fields

https://app.airframes.io/messages/3451492279
063200,1910,.N343FR,FFT2028,KSLC,KORD,1,0632,RT0,LT0,

https://app.airframes.io/messages/3452310240
101606,1910,.N317FR,,KMDW,----,1,1016,RT0,LT1,

https://app.airframes.io/messages/3453935304
154424,1910,.N605FR,FFT1150,KDEN,KMSP,1,1544,RT0,LT1,

https://app.airframes.io/messages/3440343654
120100,1710,.N718FR,,KORD,----,1,1201,RT1,LT1,

https://app.airframes.io/messages/3440837529
125200,1710,.N634FR,FFT1500,KONT,KDEN,1,1251,RT1,LT1,
  • UTC Time, HHMMSS
  • UTC Date, DDMM
  • Aircraft registration
  • Callsign
  • Origin ICAO airport code
  • Destination ICAO airport code
  • unknown, always 1?
  • UTC time again, HHMM
  • RTX, where X is "0" or "1"
  • LTX, where X is "0" or "1"
  • empty

Comma Separated, 6 fields, variant 1

https://app.airframes.io/messages/3451983935
N50412E005316KON39 ,084417370GUBAX ,085553,M57,159003254,85609571

https://app.airframes.io/messages/3454206137
N40215W086375KG622 ,163252379KK48K ,165951,M54,262020320,84518341

https://app.airframes.io/messages/3454406011
N55051W001184LON49 ,170628360NAT01 ,170757,M53,224043875,84223361

https://app.airframes.io/messages/3452297256
N50053E008038ESUPI ,101255084MASIR ,101614,P04,2200251204,44818481

https://app.airframes.io/messages/3462078219
N42165W087534(1080 ),214529114BRTMN ,214803,P04,308018979,46205471

https://app.airframes.io/messages/3461886023
N45420W092541MSP/07 ,204935204DLH ,205923,M14,272041858,68304221

https://app.airframes.io/messages/3461807403
N45129W093113MSP/07 ,204436123VECTORS,,P04,268044858,46904221

https://app.airframes.io/messages/3461407615
M60ALH0752N22456E077014OSE35 ,192027370VEX36 ,192316,M46,275043309,85220111
  • Possible 10 character C-Band preamble (Four character message number, six character flight number)
  • Two subfields
    • Position
      • N or S for latitude direction
      • Two digits for degrees
      • 3 digits for minutes, in tenths
      • W or E for longitude direction
      • Three digits for degrees
      • 3 digits for minutes, in tenths
    • Waypoint (remainder of field)
  • Three subfields
    • UTC time HHMMSS, the approximate time the above waypoint was passed
    • 3 digit flight level in 100s of feet
    • Waypoint (remainder of field)
  • ETA for the second waypoint above, UTC HHMMSS
  • Outside Air Temperature
  • Unknown number
  • Unknown number

Comma Separated, 6 fields, variant 2

https://globe.adsbexchange.com/?icao=A39AC6&showTrace=2024-09-22&timestamp=1727009085
124442,1320, 138,33467,N 41.093,W 72.677

https://globe.adsbexchange.com/?icao=A1B0FB&showTrace=2024-09-22&timestamp=1727012151
133548,1417, 133,31378,N 39.965,W 74.993

https://globe.adsbexchange.com/?icao=A24B40&showTrace=2024-09-22&timestamp=1727018483
152118,1554,  98,29349,N 40.614,W 74.174

https://globe.adsbexchange.com/?icao=A252AE&showTrace=2024-09-22&timestamp=1727023639
164712,1722,  80,29354,N 40.559,W 74.009

https://globe.adsbexchange.com/?icao=A2E585&showTrace=2024-09-23&timestamp=1727103251
145406,1525, 135,27407,N 40.698,W 73.976

https://globe.adsbexchange.com/?icao=A39AC6&showTrace=2024-09-26&timestamp=1727353528
122524,1258, 144,29508,N 41.431,W 72.222

Comma separated fields:

  • Six digits for current UTC time, HH:MM:SS
  • ETA for destination
  • Unknown number
  • Altitude
  • Latitude in decimal degrees
  • Longitude in decimal degrees

Acronyms / Codes

...

Analysis

...