(gdb) print *ground
$2 = {<FGATC> = {_vptr.FGATC = 0x69727463656c652d, lon = 1.265070863116477e-306,
    lat = 3.9525251667299724e-322, elev = 2.3715151000379834e-322,
    x = 4.4465908125712189e-323, y = 4.4465908125712189e-323,
    z = 1.4005122129383624e+195, freq = 1684956498, range = 1765962341, ident = {
      static npos = 18446744073709551615,
      _M_dataplus = {<std::allocator<char>> = {<__gnu_cxx::new_allocator<char>> = {<No data fields>}, <No data fields>},
        _M_p = 0x726f746361006e <Address 0x726f746361006e out of bounds>}},
    name = {static npos = 18446744073709551615,
      _M_dataplus = {<std::allocator<char>> = {<__gnu_cxx::new_allocator<char>> = {<No data fields>}, <No data fields>}, _M_p = 0xd1 <Address 0xd1 out of bounds>}},
    _type = 200972416, _voice = false, _playing = false, _voiceOK = false,
    _vPtr = 0xbf9b290, pending_transmission = {static npos = 18446744073709551615,
      _M_dataplus = {<std::allocator<char>> = {<__gnu_cxx::new_allocator<char>> = {<No data fields>}, <No data fields>}, _M_p = 0x0}}, freqClear = false,
    receiving = false, responseReqd = false, runResponseCounter = false,
    responseTime = 0, responseCounter = 8.9885552669105987e-316, responseID = {
      static npos = 18446744073709551615,
      _M_dataplus = {<std::allocator<char>> = {<__gnu_cxx::new_allocator<char>> = {<No data fields>}, <No data fields>}, _M_p = 0xc4a990 "\020M�"}}, respond = 16,
    _runReleaseCounter = 171, _releaseTime = 6.3681583526789957e-317,
    _releaseCounter = 1.3350263230011191e-315, _display = 160, _displaying = 146,
    _pending = 27, _timeout = 1.3351671119475581e-315, _callback_code = 270213040,
    _transmit = false, _transmitting = false, _counter = 1.3350312241323259e-315,
    _max_count = 1.3350324889403792e-315}, ATCmgr = 0x100cfc00,
  network = {<std::_Vector_base<node*,std::allocator<node*> >> = {
      _M_impl = {<std::allocator<node*>> = {<__gnu_cxx::new_allocator<node*>> = {<No data fields>}, <No data fields>}, _M_start = 0x100cfd20, _M_finish = 0x100cfde0,
        _M_end_of_storage = 0x100cff60}}, <No data fields>}, gates = {_M_t = {
      _M_impl = {<std::allocator<std::_Rb_tree_node<std::pair<const int, Gate*> > >>
 = {<__gnu_cxx::new_allocator<std::_Rb_tree_node<std::pair<const int, Gate*> > >> = {<No data fields>}, <No data fields>},
        _M_key_compare = {<> = {<No data fields>}, <No data fields>}, _M_header = {
          _M_color = 269287760, _M_parent = 0xefab8b0, _M_left = 0xb65bbc0,
          _M_right = 0xbe6ef10}, _M_node_count = 208}}}, gatesItr = {
    _M_node = 0x60}, ortho = {_origin = {n = {2.9149873104633546e-322,
        2.9149873104633546e-322, 9.8813129168249309e-324}},
    _theta = 2.6940160783162712e+204,
    _correction_factor = 1.400512658506186e+195}, wind_from_hdg = {
    _ptr = 0x67696c462f657261}, wind_speed_knots = {_ptr = 0x542f726165477468},
  trans_ident = {static npos = 18446744073709551615,
    _M_dataplus = {<std::allocator<char>> = {<__gnu_cxx::new_allocator<char>> = {<No data fields>}, <No data fields>},
      _M_p = 0x2f73657275747865 <Address 0x2f73657275747865 out of bounds>}},
  ground_failed = 84, networkLoadOK = 101, untowered = 114, runways = {{
      id = 1852534389,
      exits = {<std::_Vector_base<node*,std::allocator<node*> >> = {
          _M_impl = {<std::allocator<node*>> = {<__gnu_cxx::new_allocator<node*>> = {<No data fields>}, <No data fields>}, _M_start = 0x626772, _M_finish = 0x21,
            _M_end_of_storage = 0xbf39410}}, <No data fields>}}, {id = 200509992,
      exits = {<std::_Vector_base<node*,std::allocator<node*> >> = {
          _M_impl = {<std::allocator<node*>> = {<__gnu_cxx::new_allocator<node*>> = {<No data fields>}, <No data fields>}, _M_start = 0x1, _M_finish = 0x41,
            _M_end_of_storage = 0x11}}, <No data fields>}}, {id = 17,
      exits = {<std::_Vector_base<node*,std::allocator<node*> >> = {
          _M_impl = {<std::allocator<node*>> = {<__gnu_cxx::new_allocator<node*>> = {<No data fields>}, <No data fields>}, _M_start = 0x0,
            _M_finish = 0x756f732f6d69732f,
            _M_end_of_storage = 0x6d756c6f762f646e}}, <No data fields>}}, {
      id = 101, exits = {<std::_Vector_base<node*,std::allocator<node*> >> = {
          _M_impl = {<std::allocator<node*>> = {<__gnu_cxx::new_allocator<node*>> = {<No data fields>}, <No data fields>}, _M_start = 0x8e32860, _M_finish = 0x21,
            _M_end_of_storage = 0x2ae208007768}}, <No data fields>}}, {
      id = 199661408,
      exits = {<std::_Vector_base<node*,std::allocator<node*> >> = {
          _M_impl = {<std::allocator<node*>> = {<__gnu_cxx::new_allocator<node*>> = {<No data fields>}, <No data fields>}, _M_start = 0x20, _M_finish = 0x21,
            _M_end_of_storage = 0x2ae206bb8530}}, <No data fields>}}, {
      id = 200512000,
      exits = {<std::_Vector_base<node*,std::allocator<node*> >> = {
          _M_impl = {<std::allocator<node*>> = {<__gnu_cxx::new_allocator<node*>> = {<No data fields>}, <No data fields>}, _M_start = 0x0, _M_finish = 0x51,
            _M_end_of_storage = 0xbfad390}}, <No data fields>}}, {id = 191776456,
      exits = {<std::_Vector_base<node*,std::allocator<node*> >> = {
          _M_impl = {<std::allocator<node*>> = {<__gnu_cxx::new_allocator<node*>> = {<No data fields>}, <No data fields>}, _M_start = 0xc2c25a2a00000001,
            _M_finish = 0x44530000423fcc15,
            _M_end_of_storage = 0xca819b3bc9028b9e}}, <No data fields>}}, {
      id = 1250941442,
      exits = {<std::_Vector_base<node*,std::allocator<node*> >> = {
          _M_impl = {<std::allocator<node*>> = {<__gnu_cxx::new_allocator<node*>> = {<No data fields>}, <No data fields>}, _M_start = 0xb6e4528,
            _M_finish = 0xb6e4638, _M_end_of_storage = 0x0}}, <No data fields>}}, {
      id = 65, exits = {<std::_Vector_base<node*,std::allocator<node*> >> = {
          _M_impl = {<std::allocator<node*>> = {<__gnu_cxx::new_allocator<node*>> = {<No data fields>}, <No data fields>}, _M_start = 0x2ae200000000,
            _M_finish = 0xef00080,
            _M_end_of_storage = 0xeefa260}}, <No data fields>}}, {id = 200232496,
      exits = {<std::_Vector_base<node*,std::allocator<node*> >> = {
          _M_impl = {<std::allocator<node*>> = {<__gnu_cxx::new_allocator<node*>> = 
{<No data fields>}, <No data fields>}, _M_start = 0x14a27b, _M_finish = 0xbf38ba0,
            _M_end_of_storage = 0x8e202e0}}, <No data fields>}}, {id = 81,
      exits = {<std::_Vector_base<node*,std::allocator<node*> >> = {
          _M_impl = {<std::allocator<node*>> = {<__gnu_cxx::new_allocator<node*>> = {<No data fields>}, <No data fields>}, _M_start = 0x8e20190,
            _M_finish = 0xbf38b88,
            _M_end_of_storage = 0xc2c25a2a00000001}}, <No data fields>}}, {
      id = 1111477269,
      exits = {<std::_Vector_base<node*,std::allocator<node*> >> = {
          _M_impl = {<std::allocator<node*>> = {<__gnu_cxx::new_allocator<node*>> = {<No data fields>}, <No data fields>}, _M_start = 0xca819b3bc9028b9e,
            _M_finish = 0x322ea44a8fda02,
            _M_end_of_storage = 0xb6e4528}}, <No data fields>}}, {id = 191776312,
      exits = {<std::_Vector_base<node*,std::allocator<node*> >> = {
          _M_impl = {<std::allocator<node*>> = {<__gnu_cxx::new_allocator<node*>> = {<No data fields>}, <No data fields>}, _M_start = 0x0, _M_finish = 0x51,
            _M_end_of_storage = 0x17}}, <No data fields>}}, {id = 32,
      exits = {<std::_Vector_base<node*,std::allocator<node*> >> = {
          _M_impl = {<std::allocator<node*>> = {<__gnu_cxx::new_allocator<node*>> = {<No data fields>}, <No data fields>}, _M_start = 0x1,
            _M_finish = 0x20676e6974696857,
            _M_end_of_storage = 0x614e20646c656946}}, <No data fields>}}, {
      id = 1867391091,
      exits = {<std::_Vector_base<node*,std::allocator<node*> >> = {
          _M_impl = {<std::allocator<node*>> = {<__gnu_cxx::new_allocator<node*>> = {<No data fields>}, <No data fields>}, _M_start = 0x0, _M_finish = 0x0,
            _M_end_of_storage = 0x0}}, <No data fields>}}, {id = 49,
      exits = {<std::_Vector_base<node*,std::allocator<node*> >> = {
          _M_impl = {<std::allocator<node*>> = {<__gnu_cxx::new_allocator<node*>> = {<No data fields>}, <No data fields>}, _M_start = 0x4, _M_finish = 0x4,
           _M_end_of_storage = 0x1}}, <No data fields>}}, {id = 1279869515,
      exits = {<std::_Vector_base<node*,std::allocator<node*> >> = {
          _M_impl = {<std::allocator<node*>> = {<__gnu_cxx::new_allocator<node*>> = {<No data fields>}, <No data fields>}, _M_start = 0x0, _M_finish = 0x41,
            _M_end_of_storage = 0x0}}, <No data fields>}}, {id = 183908304,
      exits = {<std::_Vector_base<node*,std::allocator<node*> >> = {
          _M_impl = {<std::allocator<node*>> = {<__gnu_cxx::new_allocator<node*>> = {<No data fields>}, <No data fields>}, _M_start = 0x0, _M_finish = 0x0,
            _M_end_of_storage = 0x614e206400006f04}}, <No data fields>}}, {
      id = 200510640,
      exits = {<std::_Vector_base<node*,std::allocator<node*> >> = {
          _M_impl = {<std::allocator<node*>> = {<__gnu_cxx::new_allocator<node*>> = {<No data fields>}, <No data fields>}, _M_start = 0xbf38cb0, _M_finish = 0x51,
            _M_end_of_storage = 0xbf38c98}}, <No data fields>}}, {id = 200510616,
      exits = {<std::_Vector_base<node*,std::allocator<node*> >> = {
          _M_impl = {<std::allocator<node*>> = {<__gnu_cxx::new_allocator<node*>> = {<No data fields>}, <No data fields>}, _M_start = 0xc2ae0b3600000001,
            _M_finish = 0x4348000041f5cb29,
            _M_end_of_storage = 0xcaa73fea488b37ac}}, <No data fields>}}, {
      id = 1246084368,
      exits = {<std::_Vector_base<node*,std::allocator<node*> >> = {
          _M_impl = {<std::allocator<node*>> = {<__gnu_cxx::new_allocator<node*>> = {<No data fields>}, <No data fields>}, _M_start = 0xb6e4688,
            _M_finish = 0xbf38c08, _M_end_of_storage = 0x0}}, <No data fields>}}, {
      id = 65, exits = {<std::_Vector_base<node*,std::allocator<node*> >> = {
          _M_impl = {<std::allocator<node*>> = {<__gnu_cxx::new_allocator<node*>> = {<No data fields>}, <No data fields>}, _M_start = 0x2ae200000001,
            _M_finish = 0xbde3750,
            _M_end_of_storage = 0xeeeb720}}, <No data fields>}}, {id = 191744128,
      exits = {<std::_Vector_base<node*,std::allocator<node*> >> = {
          _M_impl = {<std::allocator<node*>> = {<__gnu_cxx::new_allocator<node*>> = {<No data fields>}, <No data fields>}, _M_start = 0x171e2b, _M_finish = 0xbf38d40,
            _M_end_of_storage = 0xef233c0}}, <No data fields>}}, {id = 81,
      exits = {<std::_Vector_base<node*,std::allocator<node*> >> = {
          _M_impl = {<std::allocator<node*>> = {<__gnu_cxx::new_allocator<node*>> = {<No data fields>}, <No data fields>}, _M_start = 0xbfade30,
            _M_finish = 0xbf38d28,
            _M_end_of_storage = 0xc2ae0b3600000001}}, <No data fields>}}, {
      id = 1106627369,
      exits = {<std::_Vector_base<node*,std::allocator<node*> >> = {
          _M_impl = {<std::allocator<node*>> = {<__gnu_cxx::new_allocator<node*>> = {<No data fields>}, <No data fields>}, _M_start = 0xcaa73fea488b37ac,
            _M_finish = 0x326f044a45bd10,
            _M_end_of_storage = 0xb6e4688}}, <No data fields>}}, {id = 200510472,
      exits = {<std::_Vector_base<node*,std::allocator<node*> >> = {
          _M_impl = {<std::allocator<node*>> = {<__gnu_cxx::new_allocator<node*>> = {<No data fields>}, <No data fields>}, _M_start = 0x0, _M_finish = 0x51,
            _M_end_of_storage = 0x1c}}, <No data fields>}}, {id = 32,
      exits = {<std::_Vector_base<node*,std::allocator<node*> >> = {
          _M_impl = {<std::allocator<node*>> = {<__gnu_cxx::new_allocator<node*>> = {<No data fields>}, <No data fields>}, _M_start = 0x1,
            _M_finish = 0x73676e696c6c6942,
            _M_end_of_storage = 0x49206e61676f4c20}}, <No data fields>}}, {
      id = 1919251566,
      exits = {<std::_Vector_base<node*,std::allocator<node*> >> = {
          _M_impl = {<std::allocator<node*>> = {<__gnu_cxx::new_allocator<node*>> = {<No data fields>}, <No data fields>}, _M_start = 0x6c616e6f, _M_finish = 0x0,
            _M_end_of_storage = 0x0}}, <No data fields>}}, {id = 49,
      exits = {<std::_Vector_base<node*,std::allocator<node*> >> = {
          _M_impl = {<std::allocator<node*>> = {<__gnu_cxx::new_allocator<node*>> = 
{<No data fields>}, <No data fields>}, _M_start = 0x4, _M_finish = 0x4,
            _M_end_of_storage = 0x1}}, <No data fields>}}, {id = 1095323723,
      exits = {<std::_Vector_base<node*,std::allocator<node*> >> = {
          _M_impl = {<std::allocator<node*>> = {<__gnu_cxx::new_allocator<node*>> = {<No data fields>}, <No data fields>}, _M_start = 0x0, _M_finish = 0x41,
            _M_end_of_storage = 0x0}}, <No data fields>}}, {id = 250494256,
      exits = {<std::_Vector_base<node*,std::allocator<node*> >> = {
          _M_impl = {<std::allocator<node*>> = {<__gnu_cxx::new_allocator<node*>> = {<No data fields>}, <No data fields>}, _M_start = 0x0, _M_finish = 0x0,
            _M_end_of_storage = 0x49206e610011e1f1}}, <No data fields>}}, {
      id = 200511136,
      exits = {<std::_Vector_base<node*,std::allocator<node*> >> = {
          _M_impl = {<std::allocator<node*>> = {<__gnu_cxx::new_allocator<node*>> = {<No data fields>}, <No data fields>}, _M_start = 0x8e20780, _M_finish = 0x51,
            _M_end_of_storage = 0xeef4050}}, <No data fields>}}, {id = 199130064,
      exits = {<std::_Vector_base<node*,std::allocator<node*> >> = {
          _M_impl = {<std::allocator<node*>> = {<__gnu_cxx::new_allocator<node*>> = {<No data fields>}, <No data fields>}, _M_start = 0xc2d9160400000001,
            _M_finish = 0x4564100042373b16,
            _M_end_of_storage = 0xca80eecdc9acfde4}}, <No data fields>}}, {
      id = 1250619965,
      exits = {<std::_Vector_base<node*,std::allocator<node*> >> = {
          _M_impl = {<std::allocator<node*>> = {<__gnu_cxx::new_allocator<node*>> = {<No data fields>}, <No data fields>}, _M_start = 0xbf38c58,
            _M_finish = 0xbf38da8,
            _M_end_of_storage = 0xbf38a90}}, <No data fields>}}, {id = 81,
      exits = {<std::_Vector_base<node*,std::allocator<node*> >> = {
          _M_impl = {<std::allocator<node*>> = {<__gnu_cxx::new_allocator<node*>> = {<No data fields>}, <No data fields>}, _M_start = 0x8e20670,
            _M_finish = 0xbf38e38,
            _M_end_of_storage = 0xc2d9160400000001}}, <No data fields>}}, {
      id = 1110915862,
      exits = {<std::_Vector_base<node*,std::allocator<node*> >> = {
          _M_impl = {<std::allocator<node*>> = {<__gnu_cxx::new_allocator<node*>> = {<No data fields>}, <No data fields>}, _M_start = 0xca80eecdc9acfde4,
            _M_finish = 0x3231564a8af23d,
            _M_end_of_storage = 0xbf38c58}}, <No data fields>}}, {id = 200510888,
      exits = {<std::_Vector_base<node*,std::allocator<node*> >> = {
          _M_impl = {<std::allocator<node*>> = {<__gnu_cxx::new_allocator<node*>> = {<No data fields>}, <No data fields>}, _M_start = 0x0, _M_finish = 0x51,
            _M_end_of_storage = 0x17}}, <No data fields>}}},
  aptElev = 1.5810100666919889e-322, activeRwy = {
    static npos = 18446744073709551615,
    _M_dataplus = {<std::allocator<char>> = {<__gnu_cxx::new_allocator<char>> = {<No data fields>}, <No data fields>}, _M_p = 0x1 <Address 0x1 out of bounds>}},
  rwy = {threshold_pos = {n = {2.1952948217545516e-152, 4.0732054275326941e+87,
        1.2629782383689127e-306}}, end1ortho = {n = {0, 0, 0}}, end2ortho = {n = {
        2.4209216646221081e-322, 1.9762625833649862e-323,
        1.9762625833649862e-323}}, hdg = 4.9406564584124654e-324,
    length = 2.1950833708221625e-152, width = 0, rwyID = {
      static npos = 18446744073709551615,
      _M_dataplus = {<std::allocator<char>> = {<__gnu_cxx::new_allocator<char>> = {<No data fields>}, <No data fields>}, _M_p = 0x41 <Address 0x41 out of bounds>}},
    patternDirection = 1},
  ground_traffic = {<std::_List_base<GroundRec*,std::allocator<GroundRec*> >> = {
      _M_impl = {<std::allocator<std::_List_node<GroundRec*> >> = {<__gnu_cxx::new_allocator<std::_List_node<GroundRec*> >> = {<No data fields>}, <No data fields>},
        _M_node = {_M_next = 0xb6e4540, _M_prev = 0xeefee50}}}, <No data fields>},
  ground_traffic_itr = {_M_node = 0xbeebf90}}
(gdb)