CHAYKA

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Coordinates: 53°07′51″N 34°54′45″E / 53.13083, 34.9125

Chayka pulse
Chayka pulse

Chayka (Russian: Чайка, lit. English: seagull) is a Russian terrestrial radio navigation system, similar to LORAN-C. It is also run on 100 kHz and is described like LORAN-C by its GRI.

Contents

[edit] Chayka-Chains

There are 5 Chayka-chains in use:

  • GRI 8000 — Western (European) Russia Chayka Chain (1969, RSDN-3/10)
  • GRI 7950 — Eastern Russia Chayka Chain (1986, RSDN-4)
  • GRI 5980 — Russian-American Chayka Chain (1995)
  • GRI 5960 — Northern Chayka Chain (1996, RSDN-5)
  • GRI 4970 — North-Western Chayka Chain
  • And also North-Caucasian, South-Ural (GRI 5970), Siberian, Angarsk, Sayansk, Transbaikalian, Far East chains deployed on the basis of low-power mobile stations RSDN-10.

[edit] Chayka-Transmitters

The following Chayka-transmitters work with very high power and may use as similar LORAN-C-transmitters very tall mast antennas.

[edit] GRI 8000

# Place Coordinates Emission delay, μs Coding delay, μs Transmission power, kW
M Karachev (44 km from Bryansk) 53°7′50.6″N 34°54′44.8″E / 53.130722, 34.912444 450
1 Petrozavodsk 61°45′32.4″N 33°41′40.4″E / 61.759, 33.694556 13217.21 10000 700
2 Slonim (Belarus) 53°7′55.2″N 25°23′46″E / 53.132, 25.39611 27125.00 25000 450
3 Simferopol (Ukraine) 44°53′20.6″N 33°52′32.1″E / 44.889056, 33.875583 53070.25 50000 550
4 Syzran 53°17′17.6″N 48°6′53.4″E / 53.288222, 48.114833 67941.60 65000 700

[edit] GRI 7950

# Place Coordinates Emission delay, μs Coding delay, μs Transmission power, kW
M Alexandrovsk-Sakhalinsky 51°4′42.8″N 142°42′4.9″E / 51.078556, 142.701361 700
1 Petropavlovsk-Kamchatsky 53°7′47.5″N 157°41′42.9″E / 53.129861, 157.69525 14506.5 11000 700
2 Ussuriysk 44°31′59.7″N 131°38′23.4″E / 44.53325, 131.639833 33678.0 30000 700
3 Tokachibuto (Japan) 42°44′37.2″N 143°43′9.8″E / 42.743667, 143.719389 49104.15 46000 600
4 Okhotsk 59°25′02.0″N 143°5′22.9″E / 59.41722, 143.089694 64102.05 61000 10

[edit] GRI 5980

# Place Coordinates Emission delay, μs Coding delay, μs Transmission power, kW
M Petropavlovsk-Kamchatsky 53°7′47.5″N 157°41′42.9″E / 53.129861, 157.69525 700
1 Attu Island (USA) 52°49′44.1″N 173°10′49.5″E / 52.828917, 173.180417 14506.5 11000 400
2 Alexandrovsk-Sakhalinsky 51°4′42.8″N 142°42′4.9″E / 51.078556, 142.701361 31506.5 28000 700

[edit] GRI 5960

# Place Coordinates Emission delay, μs Coding delay, μs Transmission power, kW
M Dudinka 69°21′45.20″N 86°41′50.56″E / 69.3625556, 86.6973778 1200
1 Taymylyr 72°34′48.92″N 122°06′40.29″E / 72.5802556, 122.1111917 1200
2 Pankratiev Island 76°7′34″N 60°12′55″E / 76.12611, 60.21528 250
3 Inta 65°58′0″N 60°18′34″E / 65.96667, 60.30944 1200

[edit] GRI 4970

# Place Coordinates Emission delay, μs Coding delay, μs Transmission power, kW
M Inta 65°58′0″N 60°18′34″E / 65.96667, 60.30944 1200
1 Tumanny 69°3′8.4″N 35°40′14.3″E / 69.052333, 35.670639
2 Pankratiev Island 76°7′34″N 60°12′55″E / 76.12611, 60.21528 250

[edit] GRI 5970

# Place Coordinates Emission delay, μs Coding delay, μs Transmission power, kW
M Yuzhno-Uralsk 54°23.1′″N 61°20.6′″E / <span class="geo-dec geo" title="Maps, aerial photos, and other data for Expression error: Unexpected / operator Expression error: Unexpected / operator">Expression error: Unexpected / operator, Expression error: Unexpected / operator
1 Yekaterinburg 56°44.8′″N 60°31.6′″E / <span class="geo-dec geo" title="Maps, aerial photos, and other data for Expression error: Unexpected / operator Expression error: Unexpected / operator">Expression error: Unexpected / operator, Expression error: Unexpected / operator 15895,1 15000
2 Kurgan 55°22.2′″N 65°22.6′″E / <span class="geo-dec geo" title="Maps, aerial photos, and other data for Expression error: Unexpected / operator Expression error: Unexpected / operator">Expression error: Unexpected / operator, Expression error: Unexpected / operator 30939,5 30000

[edit] See also

  • LORAN, the Western counterpart of Chayka
  • Alpha, the Russian counterpart of the Omega Navigation System, still in use as of 2006.
  • OMEGA, the Western counterpart of the Alpha Navigation System, no longer in use.

[edit] External links