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The Combat Air Patrol (CAP) covering Washington D.C. and/or the Thurmont (Camp David) area is
 
The Combat Air Patrol (CAP) covering Washington D.C. and/or the Thurmont (Camp David) area is
known as the Guard Dog CAP. Notices about CAPs can be found [http://tfr.faa.gov/tfr2/list.html here] - look at entries marked '''ZDC''' in the ''facility'' column.
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known as the Guard Dog CAP. Notices about CAPs can be found [http://tfr.faa.gov/tfr2/list.html here] - look at entries marked '''ZDC''' in the ''facility'' column. The sector map can be seen at the right (click to enlarge.
  
Here are the units with callsigns that participate in CAP duty (with the associated callsigns):
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[[Image:Guard Dog CAP.jpg|right|thumb|ZDC Sector map for CAP]]
* [[DC ANG 113th Wing]], 121st Fighter Squadron, BRAVE
 
* [[NJ ANG 177th Fighter Wing]], 119th Fighter Squadron, COSMIC
 
* ND-ANG Detachment 1, 119th Fighter Wing (Langley AFB VA). SPIDER
 
* Eglin AFB FL 60th Fighter Squadron, 33rd Fighter Wing, ARROW
 
* Shaw AFB SC 79th Fighter Squadron, 20th Fighter Wing, PITTMAN
 
* [[USAF 1st Fighter Wing, Langley AFB]] 27th Fighter Squadron, HARASS
 
* As of 1 October, a detachment from the [http://www.scancapecod.us/wiki/index.php/Vermont_Military Vermont Air National Guard] will be flying CAP duty based from Langley. More information is needed.
 
  
Guidance during the Guard Dog CAP is provided by [[North American Aerospace Defense Command (NORAD)]] (NEADS) using callsign HUNTRESS
 
The CAP is normally comprised of two F-15 or F-16 fighters and a KC-135 tanker for refueling support. A pair of F-22A Raptor fighters participated one weekend but don't expect this to happen very often.
 
  
 
==Frequencies==
 
==Frequencies==
''All frequencies noted here are in AM mode''
 
* [[Andrews Air Force Base, MD]] is often used for a refuel stop ,a maintenance problem or if bad weather develops
 
* HUNTRESS frequencies most often used for primary CAP control are '''228.9''' and '''260.9'''
 
* DC-ANG will often use '''139.7''' as primary CAP freq
 
* NJ-ANG has been known to use '''138.2''' as primary CAP freq
 
* Refueling is sometimes performed on the primary frequency but most often on a separate boom freq. The most popular boom freqs currently are '''320.6''' and '''324.0''' but can be on any number of freqs. The boom freq is normally stated at the beginning of the CAP.
 
* The fighters and the tanker get clearance to enter/exit the CAP area using a Guard Dog (Washington Center) special frequency of '''135.525''' and '''288.350'''. Most often the fighters will use 288.35 and the tanker 135.525 but can use either.
 
* ND-ANG (SPIDER)  units has been noted on '''138.0''' 
 
* Shaw AFB (PITTMAN) units have been noted on the following freqs:
 
** ''79th Fighter Squadron (Tigers)''
 
** '''138.025''' last noted Jan 2006<br>
 
** '''138.150''' possibly V-8<br>
 
** '''141.600''' possibly V-9<br>
 
** '''141.775''' possibly V-10<br>
 
** '''142.125''' possibly V-11 June 2006<br>
 
** '''236.550''' brief use June 2006<br>
 
** ''77th Fighter Squadron (Gamblers)''
 
** '''143.800''' V-8 used Sept.2006<br>
 
** '''141.750''' V-9 used Sept.2006 during NYC CAP, Oct 2006 CAP<br>
 
** '''140.375''' V-10 used Sept.2006 during NYC CAP, Oct 2006 CAP<br>
 
** '''141.675''' V-11<br>
 
** '''139.925''' V-12 used Sept.2006<br>
 
* Eglin AFB (ARROW) units have been noted on '''338.750''' and '''369.150'''
 
* As of 1st October, the [[United States Coast Guard]] has taken over responsibility for low flying and slower a/c violating the ADIZ in this region
 
* Flights and Tankers will often use the Nationwide FSS frequency '''255.4''' to get weather and other information from Leesburg Radio
 
* Also check the '''UHF''' frequencies of the following for flights arriving/leaving the CAP;
 
**[[Potomac Consolidated Terminal Radar Approach Control]]
 
**[http://www.radioreference.com/modules.php?name=RR&aid=2247 Washington Air Route Traffic Control Center]
 
**[http://www.radioreference.com/modules.php?name=RR&aid=2246 NY Air Route Traffic Control Center]   
 
<br>
 
; Other Refueling freqs noted in the past
 
* '''139.875''' McGuire tankers interplane                                                     
 
* '''143.825''' McGuire Tankers Interplane; also VT ANG, Bradley ANGB A10s Ct. heard here
 
* '''228.000'''
 
* '''236.250''' A/A Tanker refueling?
 
* '''238.900'''
 
* '''252.800''' Tanker/refueling
 
* '''266.500''' Tanker refueling Mar 2006
 
* '''276.500''' AR Tanker Com 1
 
* '''294.800''' Boom Freq tanker from McGuire
 
* '''295.800'''
 
* '''299.900''' Refueling discrete noted June 06
 
* '''303.000''' 108th Refueling Wing @McGuire CP
 
* '''319.700''' Tanker secondary/AR-328
 
* '''327.900''' Refueling noted during Sept 06 CAP over NYC
 
* '''339.600''' ??Navy Refueling???
 
* '''365.700''' Refueling Boom freq
 
* '''387.800''' Tanker Boom freq
 
* '''387.900''' Tanker Boom freq
 
* '''396.200''' A/A Refueling for Europe-USA flight June 2006
 
  
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''Thanks to TinEar for the writeup''
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Following are frequencies that '''may''' be used when the GUARD DOG CAP (District of Columbia - Naval Support Facility Thurmont "Camp David"} is active. Please note that not all frequencies are used during every CAP, in particular those labeled Noble A2A (air to air) --
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All modes are AM unless otherwise noted.
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* 121.5000 VHF Guard
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* 135.5250 Potomac Tracon
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* 139.7000 NORAD Huntress
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* 143.8250 HMX-1 MCAF Quantico VA A2A (FM Mode)
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* 226.7500 Noble A2A
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* 228.1500 Guard Dog AR
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* 228.9000 NORAD Huntress
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* 234.8000 121st DC ANG Ops Discrete
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* 238.1750 121st DC ANG Aux 5
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* 247.0500 Guard Dog AR
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* 247.5000 Guard Dog AR
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* 259.9000 Noble (Barnes) A2A
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* 260.9000 NORAD Huntress
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* 263.2000 Noble A2A
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* 265.8000 HMX-1 Common
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* 267.5000 Noble A2A
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* 268.2000 Noble A2A
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* 268.5250 Noble A2A
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* 269.5000 Potomac Tracon DCA Approach and Departure DAILY
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* 273.9500 HMX-1 A2A
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* 276.4000 HMX-1 OPS
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* 277.1750 HMX-1 Control
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* 277.4500 Noble A2A
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* 283.7000 Noble A2A
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* 285.2250 121st DC ANG A2A
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* 293.3000 Noble A2A
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* 294.7250 Noble A2A
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* 298.6000 Cosmic A2A
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* 318.9000 HMX-1 OPS
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* 319.1750 121st DC ANG Aux 7
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* 328.5000 Noble A2A
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* 350.2500 Potomac Tracon Guard Dog CAP
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* 363.9000 Noble A2A
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* 364.2000 NORAD Huntress AICC
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* 370.9750 Noble A2A
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* 373.8250 Noble A2A
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* 375.0000 Quantico Helipad
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* 379.8000 Noble A2A
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----
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* Return to [[Delmarva Milcom Monitoring]]
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[[Category:District of Columbia Air National Guard]]
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[[Category:District of Columbia Air National Guard Frequencies]]
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[[Category:District of Columbia Civil Aviation]]
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[[Category:District of Columbia Military Aviation]]
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[[Category:United States Air Force in District of Columbia]]
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[[Category:United States Air Force Frequencies in District of Columbia]]
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[[Category:Maryland Air National Guard]]
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[[Category:Maryland Air National Guard Frequencies]]
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[[Category:Maryland Civil Aviation]]
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[[Category:Maryland Military Aviation]]
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[[Category:United States Air Force in Maryland]]
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[[Category:United States Air Force Frequencies in Maryland]]
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[[Category:Virginia Air National Guard]]
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[[Category:Virginia Air National Guard Frequencies]]
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[[Category:Virginia Civil Aviation]]
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[[Category:Virginia Military Aviation]]
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[[Category:United States Air Force in Virginia]]
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[[Category:United States Air Force Frequencies in Virginia]]

Latest revision as of 09:23, 3 September 2022

The Combat Air Patrol (CAP) covering Washington D.C. and/or the Thurmont (Camp David) area is known as the Guard Dog CAP. Notices about CAPs can be found here - look at entries marked ZDC in the facility column. The sector map can be seen at the right (click to enlarge.

ZDC Sector map for CAP


Frequencies

Following are frequencies that may be used when the GUARD DOG CAP (District of Columbia - Naval Support Facility Thurmont "Camp David"} is active. Please note that not all frequencies are used during every CAP, in particular those labeled Noble A2A (air to air) --

All modes are AM unless otherwise noted.

  • 121.5000 VHF Guard
  • 135.5250 Potomac Tracon
  • 139.7000 NORAD Huntress
  • 143.8250 HMX-1 MCAF Quantico VA A2A (FM Mode)
  • 226.7500 Noble A2A
  • 228.1500 Guard Dog AR
  • 228.9000 NORAD Huntress
  • 234.8000 121st DC ANG Ops Discrete
  • 238.1750 121st DC ANG Aux 5
  • 247.0500 Guard Dog AR
  • 247.5000 Guard Dog AR
  • 259.9000 Noble (Barnes) A2A
  • 260.9000 NORAD Huntress
  • 263.2000 Noble A2A
  • 265.8000 HMX-1 Common
  • 267.5000 Noble A2A
  • 268.2000 Noble A2A
  • 268.5250 Noble A2A
  • 269.5000 Potomac Tracon DCA Approach and Departure DAILY
  • 273.9500 HMX-1 A2A
  • 276.4000 HMX-1 OPS
  • 277.1750 HMX-1 Control
  • 277.4500 Noble A2A
  • 283.7000 Noble A2A
  • 285.2250 121st DC ANG A2A
  • 293.3000 Noble A2A
  • 294.7250 Noble A2A
  • 298.6000 Cosmic A2A
  • 318.9000 HMX-1 OPS
  • 319.1750 121st DC ANG Aux 7
  • 328.5000 Noble A2A
  • 350.2500 Potomac Tracon Guard Dog CAP
  • 363.9000 Noble A2A
  • 364.2000 NORAD Huntress AICC
  • 370.9750 Noble A2A
  • 373.8250 Noble A2A
  • 375.0000 Quantico Helipad
  • 379.8000 Noble A2A