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vNAAATS icon key

What each symbol, colour and flashing state means on the Flight Data Display and in EuroScope. Hover over most of them in the FDD to see the detail.

Flight strip colours and outlines

One strip per flight, grouped under its track. Columns left to right: callsign, departure/arrival, level, Mach, estimates over each fix, aircraft type, headset or clearance icon.

Example strips

BAW112
EGLL/KJFK
350
M082
1837
1912
2004
B77W
ACA871
CYYZ/EGLL
370
M080
1841
1923
2015
A333
Blue strip Eastbound flight.
Yellow strip Westbound flight.
Faded strip The flight has been handed off or is past its exit point. It stays on the list for 15 minutes after being untracked.
Black and white outline This is the aircraft you picked in EuroScope. The strip scrolls into view even if a filter would hide it.
Green glowing box The aircraft is transmitting on your TrackAudio frequency. The box fades out when it stops.
Flashing strip A natTrak request is waiting, a CPDLC message or logon needs a look, or a Concorde is overdue a position report. Click the strip to deal with it. Flashing can be switched off with Visual at the bottom.
Yellow callsign cell You sent Contact me to this pilot.
Red callsign cell Twenty minutes after Contact me, nobody is tracking the flight and it is still in oceanic airspace.

Marks beside the callsign

What you may see

BAW112[BAW112]BAW112*BAW112*BAW112 ⚠BAW112 ✎BAW112 HO 28nm → CZQO
[BAW112]
Square brackets The pilot is logged on to CPDLC with vNAAATS.
BAW112*
Black star The aircraft is not AGCS equipped, worked out from the PBN and remarks in the flight plan.
BAW112*
Red star You (or Auto RCL) sent the pilot the natTrak reminder. It clears when the pilot requests clearance or an oceanic controller tracks the aircraft. It shows even if the aircraft is still 90 minutes out.
⚠
Red warning triangle Two aircraft enter on the same track and level within 10 minutes, or the level is not one of the track's levels. Hover for the reason.
✎
Pencil Level, Mach, track or SELCAL changed in the last 10 minutes. Hover to see who and when.
HO 28nm → CZQO
Yellow HO chip The aircraft is within the handoff distance of a boundary. It shows the distance and who is next, or UNICOM if nobody is online.

Headset icon and clearance icon

The last column of every strip. The headset comes from the radio frequency the pilot has tuned on VATSIM. Hover to see the callsign and frequency.

Bold green headset Talking to an oceanic controller.
Faded green headset Talking to a domestic controller.
Orange headset On UNICOM 122.800.
Red crossed-out headset Online but not on any controller or UNICOM.
Clipboard with a tick The RCL was processed on natTrak. Hover for the time and who processed it.

Top bar

Buttons and indicators

CPDLC [3] ⇄ Handoff: BAW112 +1 ⚠ 2 warnings ⏱ 1 overdue Auto handoff: ON
CPDLC [3]
CPDLC button, green dot CPDLC is online. The number is how many pilots are connected. Click to open the CPDLC panel.
⇄ Handoff: BAW112 +1
Flashing yellow Handoff button Aircraft are near a boundary and need a handoff. The number after the plus is how many others are waiting. Click to read the cards and act. It is a reminder, not an automatic action.
Auto handoff: ONOFF
Auto handoff dot Green: the transfer is sent for you at the chosen distance (10 to 50 nm), once per aircraft. Red: you do the handoffs yourself.
⚠ 2 warnings
Yellow warning button Click to jump to the next flight with a warning. Click again for the next one.
⏱ 1 overdue
Overdue count Concorde flights more than 3 minutes past their next fix with no position report. The strip flashes too.

VACS button

VACS
Plain button Call alerts are switched off. Click to set up.
VACS
Green headphones Connected to VACS on your position. If it says no position, VACS is not yet connected to a position.
Call: CZQX_FSS
Flashing red Incoming call. A pop-up offers Accept, Decline or Dismiss.
In call: EGGX 0:42
Blue with a timer You are on a call.
VACS: Busy
Busy Incoming calls are declined automatically. Click to turn it off.
VACS offline
Offline VACS is not running or Remote Control is off. Click for help.
2
Red number badge Missed calls in the last hour.

TrackAudio button

No link
Grey dot Not connected to TrackAudio.
Waiting
Green dot Connected to TrackAudio.
BAW112
Green button A pilot spoke last on your frequencies. The name shows who.
You
Yellow button You are transmitting.

CPDLC and request panels

The small coloured labels beside each request or message.

natTrak: cleared FL350 NAT E
Green natTrak has issued a clearance for this request.
natTrak: pending
Blue The request is on natTrak, waiting for a controller.
not in natTrak
Yellow The pilot asked by CPDLC but has no request on natTrak yet. A controller has to enter it there.
not in natTrak 6m
Red Still not on natTrak after 5 minutes.
NO REPLY
Yellow NO REPLY The pilot has not answered a message after 3 minutes. Use Contact by voice.
NEW
NEW A message from the pilot that you have not looked at yet.
✓ Sent
Tick with text The message went to the pilot.
✓ Auto accept
Green tick Logon requests are accepted for you.
MAX FL390
MAX FL line The highest level the pilot can accept at the entry point. Without one, the requested level is treated as the maximum.

In EuroScope

Tag, filled and outline aircraft

Cleared Not cleared [BAW112]
350 M082
scratchpad note ACA871*
370 M080 DLH401*
360 M083
Filled aircraft icon Cleared.
Outline aircraft icon Not cleared yet. Icons point along the aircraft's heading.
[BAW112]
Callsign in brackets The pilot is on CPDLC.
ACA871*
Star under the callsign Not AGCS equipped.
*
Red star The natTrak reminder was sent from the FDD.
note
Note under the tag The scratchpad. Type it in EuroScope or on the FDD.
Flashing tags
Conflict alert: aircraft are too close. Exactly one level apart does not flash.
CPDLC ON / OFF
Shown in the Datalink box of the flight plan window.