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garryA

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  • in reply to: F-35 News and discussion (2016) take III #2198528
    garryA
    Participant

    Simulations show an F22 can shoot down two Su35s. One Su35 can shoot down 2.4 F35s. And one Su35 can shoot down eight F18 Super Hornets

    What simulations is he referring to!?

    I remember seen that before too ,If my memory is correct , the simulation was done by someone using Harpoon game , they put 240 Su-35 vs 240 f-22 then 240 Su-35 vs 240 F-35 then 240 Su-35 vs 240 F-18E/F all go head on each others at 5000 ft , the simlation is little more than a joke

    in reply to: SAAB Gripen and Gripen NG thread #4 #2198544
    garryA
    Participant

    Guys be more mature , come on

    in reply to: Aegis vs Ashm #1787354
    garryA
    Participant

    SPY- 1 D( V) radar: SPY-1D(V), the Littoral Warfare Radar, was an upgrade introduced in 1998 with new track initiation processor for high clutter near-coast operations, where the earlier “blue water” systems were especially weak. The wave form is coded and signal processing is improved (but just useful in Aegis system for Carrier battle group)

    what make you think it only useful for carrier group ?

    DDG-82 weakness:

    No add anti-ship missile: Harpoon, NSM, LRASM….
    High radar reflectivity, similar Sovremenny class
    No add ESSM, Sea RAM

    US navy use SM-2 along with Harpoon for anti ship role

    NATO ashm almost impossible to cause damage to the system Aegis and the DDG-51 Flight IIA class, by their warheads very small majority eg: NSM (warhead NSM 125kg vs warhead 320kg P-270), Harpoon, Exocet. They subsonic speeds, the only advantage is the ability to stealth, but that is not enough, most of the fields surrounded RCS will increase many times over (eg: the Exocet, Harpoon are conventional missile with a cylindrical body, pointed nose and cruciform wings in the middle and at the rear). Radar small capacity of CIWS can detect them from afar. NSM also use wing fins, similar canard of aircraft Rafale, Typhoon or Su-30MKI, it is increase RCS up multiple times

    Do you have any figure to support that statement ? i have to say i share same opinion with Sintra , seem like you just making random things up as you post
    as far as i know NSM and similar missiles use composite fin which is practically transparent to radio wave

    Problem is reaction time. There are a few seconds to react.

    in term of reaction time supersonic missiles often have to fly at higher altitude so they are often detected by radar from much longger distance than their subsonic cousin thus offset their velocity advantage
    anyways regardless of the missiles you use , few seconds reaction times is simply wishful thinking , almost a child dream , however far from reality

    And if one does not destroy the warhead of the missile, it has enough kinetic energy to reach the ship and impact, despite wrecked missile.

    IMHO that not physically possible , the drag at sea level is simply too high
    Drag force (Newtons) = 0.5 x P x V^2 x Cd x A
    P = Density of Air (kg/m^3) ; ~1.29 kg/m^3 @ sea level
    V = Velocity (m/s) ; Mach 1 = 340 m/s @ sea level
    Cd = Co-efficient of Drag
    A = Sectional Area (m^2)

    even an small air to air missiles with sectional area (m^2) ~ 0.025 m^2 , Cd of 0.7 , the drag force at mach 2 , sea level is easily over 5,219 Newtons Newtons
    the fragment from an anti ship missiles will have much bigger sectional area and Cd so the chance that they can still fly far enough to damage the ship after break apart is practically zero , unless the distance is really close like 200-300 meters

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