备降记录介绍
The Alternate Record file contains a listing of up to six Alternate Airport Identifiers or, up to six Alternate Company Route Identifiers or any combination of Alternate Airport or Alternate Route Identifiers for a given departure airport, destination airport or enroute fix. The data content of the record is customer defined.
备用记录文件包含了多达六个备用机场标识符的列表,或者多达六个备用公司航线标识符的列表,或者对于给定的出发机场、目的地机场或途中定位点的备用机场或备用航线标识符的任意组合。该记录的数据内容由客户定义。
4.1.30.1 备降主记录
列 | 字段名(字节数) | Field Name | 定义编号 |
---|---|---|---|
1 | 数据源类型(1) | Record Type | 5.2 |
2~4 | 客户/区域代码(3) | Customer/Area Code | 5.3 |
5 | 章代码(1) | Section Code | 5.4 |
6 | 节代码(1) | Subsection Code | 5.5 |
7~11 | 备降机场或定位点(5) | Alternate Related Airport or Fix | 5.75 |
12~13 | 备降机场情报区二码(2) | Alternate Related ICAO Code | 5.14 |
14 | 备降机场章代码(1) | Alternate Related Section Code | 5.4 |
15 | 备降机场节代码(1) | Alternate Related Subsection Code | 5.5 |
16~17 | 备降机场记录类型(2) | Alternate Record Type | 5.250 |
18~19 | 空白(2) | Blank(Spacing) | |
20~22 | 备降距离(3) | Distance to Alternate | 5.251 |
23 | 备降类型(1) | Alternate Type | 5.252 |
24~33 | 主备降场四码(10) | Primary Alternate Identifier | 5.253 |
34~35 | 空白(2) | Blank(Spacing) | |
36~38 | 至备降机场距离(3) | Distance to Alternate | 5.251 |
39 | 备降类型(1) | Alternate Type | 5.252 |
40~49 | 其它备降场四码(10) | Additional Alternate Identifier One | 5.253 |
50~51 | 空白(2) | Blank(Spacing) | |
52~54 | 至备降机场距离(3) | Distance to Alternate | 5.251 |
55 | 备降类型(1) | Alternate Type | 5.252 |
56~65 | 其它备降场四码(10) | Additional Alternate Identifier Two | 5.253 |
66~67 | 空白(2) | Blank(Spacing) | |
68~70 | 至备降机场距离(3) | Distance to Alternate | 5.251 |
71 | 备降类型(1) | Alternate Type | 5.252 |
72~81 | 其它备降场四码(10) | Additional Alternate Identifier Three | 5.253 |
82~83 | 空白(2) | Blank(Spacing) | |
84~86 | 至备降机场距离(3) | Distance to Alternate | 5.251 |
87 | 至备降机场距离(3) | Alternate Type | 5.252 |
88~97 | 其它备降场四码(10) | Additional Alternate Identifier Four | 5.253 |
98~99 | 空白(2) | Blank(Spacing) | |
100~102 | 至备降机场距离(3) | Distance to Alternate | 5.251 |
103 | 备降类型(1) | Alternate Type | 5.252 |
104~113 | 其它备降场四码(10) | Additional Alternate Identifier Five | 5.253 |
114~123 | 留白(10) | Reserved (expansion) | |
124~128 | 文件记录编号(5) | File Record No. | 5.31 |
129~132 | 生成周期(4) | Cycle Data | 5.32 |