SEPARATION MINIMA WITHIN VILNIUS FIR/UIRReplaces AIC: A 005/2024Cancels AIC: NILThis aeronautical information circular presents separation minima applied by air navigation service provider within the Vilnius Flight Information Region and Upper Flight Information Region (VILNIUS FIR/UIR), approved by the order No. 2-78 of 29 June 2022 of the Director of Transport Competence Agency.SEPARATION MINIMA FOR APPLICATION BY AIR NAVIGATION SERVICE PROVIDER WITHIN VILNIUS FLIGHT INFORMATION REGION AND UPPER FLIGHT INFORMATION REGIONIn the airspace of Vilnius Flight Information Region (hereinafter referred to as FIR) and Upper Flight Information Region (hereinafter referred to as UIR) air navigation service provider applies the following separation minima:Horizontal radar separation minima between identified controlled aircraft 1. Horizontal radar separation minima between identified controlled aircraft:1.1 from flight level 660 (hereinafter referred to as FL) inclusive to FL 095 – 5 nautical miles;1.2 from FL 095 to ATC surveillance minimum altitude inclusive – 3 nautical miles. The requirement of this Subitem shall not be applicable within aerodrome control areas (CTR). Application of wake turbulence separation and wake turbulence separation minimaApplication of wake turbulence separation2. Taking into consideration Paragraph SERA.8012 of the Annex to Commission Implementing Regulation (EU) No. 923/2012 and ATS.TR.220 of part IV to Regulation (EU) No. 2017/373, air traffic control units shall apply wake turbulence separation minima (by distance or by time) indicated under item 4 and 5 of this order to aircraft in the approach and departure phases of flight in any of the following circumstances:2.1 an aircraft is operating directly behind another aircraft at the same altitude or less than 300 M (1000 FT) below it;2.2 both aircraft are using the same runway (hereinafter referred to as RWY) or parallel RWY separated by less than 760 M (2500 FT);2.3 an aircraft is crossing behind another aircraft at the same altitude or less than 300 M (1000 FT) below it.3. Item 2 shall not apply:3.1 to arriving VFR flights and landing on the same RWY as the preceding heavy and medium aircraft;3.2 to arriving IFR flights executing visual approach when the aircraft reports visual observation of the preceding aircraft in sight and is instructed to follow and maintain own separation from that aircraft;3.3 in the cases indicated under Sub-items 3.1 and 3.2, the air traffic control unit issue caution for wake turbulence.Radar distance-based wake turbulence separation minima4. Radar distance-based wake turbulence separation minima applied to aircraft in the approach and departure phases: Preceding aircraftSucceeding aircraftDistance-based wake turbulence separation minimaHeavyHeavy4 NMMedium5 NMLight6 NMMediumLight5 NMNon-radar time-based wake turbulence longitudinal separation minima5. Non-radar time-based wake turbulence longitudinal separation minima applied to aircraft in the approach and departure phases: 5.1 for approaching aircraft landing behind heavy or medium aircraft, the following time-based separation minima shall apply:5.1.1 medium landing behind heavy - 2 minutes, except for the cases specified in item 3;5.1.2 light landing behind heavy or medium - 3 minutes, except for the cases specified in item 3;5.1.3 when light or medium aircraft landing behind a low or missed approach of heavy aircraft, or light aircraft landing behind a low or missed approach of medium aircraft using the opposite direction RWY - 2 minutes;5.1.4 when light or medium aircraft landing behind departing heavy aircraft, or light aircraft landing behind departing medium aircraft using RWY with a displaced landing threshold, if it is assumed that the calculated flight trajectories will intersect - 2 minutes;5.2 for departing aircraft behind heavy or medium aircraft, the following time-based separation minima shall apply:5.2.1 when light or medium departing behind heavy, or light departing behind medium aircraft using the same RWY – 2 minutes;5.2.2 when light or medium aircraft departing behind a low or missed approach of heavy aircraft, or light aircraft departing behind a low or missed approach of medium aircraft using the opposite direction RWY - 2 minutes;5.2.3 when light or medium aircraft departing behind departing heavy, or light departing behind medium from the middle of the same RWY – 3 minutes;5.2.4 when light or medium aircraft departing behind landing heavy aircraft, or light aircraft departing behind landing medium aircraft using RWY with a displaced landing threshold, if it is assumed that the calculated flight trajectories will intersect - 2 minutes.Horizontal radar separation minima between identified controlled and unidentified aircraft 6. Horizontal radar separation minima between identified controlled aircraft and unidentified aircraft:6.1 from FL 660 to FL 095 inclusive – 5 nautical miles;from FL 095 inclusive and below to ATC surveillance minimum altitude inclusive – 3 nautical miles.Vertical radar separation minima between identified controlled aircraft 7. Vertical radar separation minima between identified controlled aircraft within the airspace controlled by Vilnius FIR and UIR:7.1 up to FL 290 – 1000 FT;7.2 from FL 290 inclusive to FL 410 inclusive:7.2.1 1000 FT between reduced vertical aircraft separation minima (hereinafter referred to as RVSM) for aircraft approved for operations;7.2.2 2000 FT:7.2.2.1 between state aircraft non-approved for RVSM flights and any other aircraft operating within European (hereinafter referred to as EUR) RVSM airspace;7.2.2.2 between state aircraft executing group flights and any other aircraft operating within EUR RVSM airspace;7.2.2.3 between aircraft with radio-communication failure during the flights and any other aircraft, provided that both aircraft are operating within EUR RVSM airspace;7.3 above FL 410 – 2000 FT. 8. Vertical separation minima between controlled aircraft can only be reduced having ensured horizontal radar separation minima between identified controlled aircraft established under Sub-items 1.1, 1.2 and item 4. Radar separation minima between identified controlled aircraft and operated (activated) restricted, temporary segregated areas and special gliders zones and temporarily established segregated areas 9. Radar separation minima between identified controlled aircraft and operated (activated) restricted, temporary segregated areas and special gliders zones as well as temporarily established segregated areas: 9.1 horizontal separation minima: 9.1.1 from FL 660 inclusive to FL 095 – 5 nautical miles; 9.1.2 from FL 095 inclusive to ATC surveillance minimum altitude inclusive – 3 nautical miles;9.1.3 Horizontal separation minima indicated under Sub-items 9.1.1 and 9.1.2 do not apply to aircraft performing instrument approach procedures published in the Aeronautical information publication;9.2 vertical separation minima – 300 M (1000 FT), calculating the altitude from the vertical boundaries of restricted, temporary segregated areas and special gliders zones as well as temporarily established segregated areas.Radar separation between identified controlled aircraft and operated (activated) danger areas10. Radar separation between identified aircraft and operated (activated) danger areas:10.1 horizontal separation minima – identified controlled aircraft designation in air traffic situation display must not touch the horizontal boundaries of danger area;10.2 the lowest FLs, assigned for identified controlled aircraft flights above operated (activated) danger areas, based on relevant mean sea level pressure (QNH) at meteorological information provision areas (MET):Order NoDanger area nameQNH value not higher than 1048 hPaQNH value from 1021 hPa to 1048 hPaQNH value from 978 hPa to 1020 hPaQNH value lower than 978 hPaLowest assigned FLs1.EYD9 Pabradė(Vilnius MET)2002102202302.EYD10 Rukla(Kaunas MET)0700800901003.EYD11 Rokai(Kaunas MET)0700800901004.EYD12 Pilviškiai (Kaunas MET)1501601701805.EYD13 Alytus (Kaunas MET)0700800901006.EYD14 Tauragė (Palanga MET)0700800901007.EYD15 Telšiai (Palanga MET)0700800901008.EYD16 Klaipėda (Palanga MET)0700800901009.EYD17 Juodkrantė (Palanga MET)27028029030010.EYD18 Nida (Palanga MET)27028029030011.EYD21 Ignalina 2 (Vilnius MET)10011012013012.EYD32 Strazdai (Šiauliai MET)809010011013.EYD39 Rūdninkai 1 (Vilnius MET) 10011012013014.EYD41 Rūdninkai 3 (Vilnius MET)10011012013015.EYD42 Rūdninkai 4 (Vilnius MET)10011012013016.EYD43 Rūdninkai 5 (Vilnius MET)24025026027017.EYD44 Rūdninkai 6 (Vilnius MET)06007008009011. For flights of identified controlled aircraft above the operated (activated) danger areas, which have not been indicated under Sub-item 10.2 table: 11.1 in case their upper boundaries are above the transition altitude and are assigned in FT from mean sea level (MSL) or from sea surface (SFC) – the lowest FLs are assigned for operation in accordance with the conditions established by the air navigation service provider in every separate case;11.2 in case their upper boundaries are assigned in FL – vertical separation minima – 1000 FT, calculating the altitude from vertical temporary danger area boundaries.- END -ORO NAVIGACIJA AB#BR#Aeronautical Information Service#BR#Balio Karvelio Str. 25#BR#LT-02184 Vilnius, Lithuania+370 706 94 613'EAip.EAipOrgAfsAddress' Publication property not set.ais@ans.lthttps://www.ans.lt