home
Great Circle Mapper
 Map
map

 Distances
From To Initial
Heading		 Magnetic
Heading		 Distance
Total: 1,479 mi
Average: 739 mi
2 segment path:
DCA (38°51'05"N 77°02'16"W) ORD (41°58'37"N 87°54'29"W) 294294.1°(NW) 305304.8°(NW) 612 mi
ORD (41°58'37"N 87°54'29"W) BOS (42°21'47"N 71°00'23"W) 083082.6°(E) 086086.5°(E) 867 mi
1,479 mi

 Code Dictionary
Code Source Location
DCA FAA Washington [Ronald Reagan Washington National Airport], DC, US
ORD FAA Chicago [Chicago O'Hare Intl], IL, US
BOS FAA Boston [General Edward Lawrence Logan Intl], MA, US

 Map Controls
Paths 


Ranges 
   
  • Markers
  • Map Conf
  • Dist+Time
  • ETOPS
Simple
Raw 
Map Options
Style
Projection
Center

Path Options
Color
   Width
   Type
Bézier Configuration

Range Options
Color
   Width
   Style
Units
   Minimum
Ground Speed or Mach
 
Rule Times
 60 minutes
 75 minutes
 90 minutes
 120 minutes
 138 minutes
 180 minutes
 207 minutes
 240 minutes
 285 minutes
 330 minutes
 370 minutes 		   Engine-Out Speed
 
 

Information on this site may not be accurate or current and is not valid for flight planning or navigation. No warranty of fitness for any purpose is made or implied. Flight planning and navigation should only be done using official charts.

Copyright © 1996-2023 Karl L. Swartz. All rights reserved.
The Great Circle Mapper name and logo are trademarks of the Great Circle Mapper.
All other trademarks mentioned herein belong to their respective owners.
Please see credits for attributions and further copyright information.

  Follow gcmap on Facebook Follow gcmap on Twitter GCmap on LinkedIn