Heavies are heavies. Unless you get the actual A/C info, you can’t tell a 777 from 747 or A380.
From rtl1090.web99.de/homepage/index. … 02%20(0-44&dm=rtl1090&USER=rtl1090&goto=1&XURL=rtl1090&WB=1&EXTRAX=X&PIDX=104415
Here is a list
A- = Unspecified powered aircraft
A1 = Light (< 15 500 lbs.)
A2 = Small (15 500 to 75 000 lbs.)
A3 = Large (75 000 to 300 000 lbs.)
A4 = High Vortex Large(aircraft such as B-757)
A5 = Heavy (> 300 000 lbs.)
A6 = High Performance ( > 5 g acceleration and > 400kts)
A7 = Rotorcraft
B- = Unspecified unpowered aircraft or UAV or spacecraft
B1 = Glider/sailplane
B2 = Lighter-than-Air
B3 = Parachutist/Skydiver
B4 = Ultralight/hang-glider/paraglider
B5 = Reserved
B6 = Unmanned Aerial Vehicle
B7 = Space/Trans-atmospheric vehicle
C- = Unspecified ground installation or vehicle
C1 = Surface Vehicle - Emergency Vehicle
C2 = Surface Vehicle - Service Vehicle
C3 = Fixed Ground or Tethered Obstruction
I think I saw one website that had a unique Icon for Gliders.
Vehicles would be nice as I an often see ground traffic for EWR, LGA and JFK.
I wonder if the DC Tethered balloon shows up?