{
  "system" : "China Historical GIS, Harvard University and Fudan University",
  "license" : "CC BY-NC 4.0",
  "uri" : "https://chgis.hudci.org/tgaz/placename/hvd_82517",
  "sys_id" : "hvd_82517",
  "sys_id of alternate" : "",
  "spellings" : [
    {
      "written form" : "河陽縣",
      "script" : "traditional Chinese",
      "exonym language" : "",
      "attested by" : "",
      "note" : ""
    },
    {
      "written form" : "河阳县",
      "script" : "simplified Chinese",
      "exonym language" : "",
      "attested by" : "",
      "note" : ""
    },
    {
      "written form" : "Heyang Xian",
      "transcribed in" : "Pinyin",
      "attested by" : "",
      "note" : ""
    }
  ],
  "feature_type" : {
    "name" : "县",
    "alternate name" : "縣",
    "transcription" : "xian",
    "English" : "county"
  },
  "temporal" : {
    "begin" : "1258",
    "begin rule" : "4",
    "end" : "1368",
    "end rule" : "4"
  },
  "spatial" : {
    "object_type" : "POINT",
    "xy_type" : "point",
    "latitude" : "34.90318",
    "longitude" : "112.78280",
    "source" : "FROM_AC",
    "present_location" : [
      {
        "country code" : "cn",
        "text" : "今河南孟县",
        "source" : "Fudan",
        "attestation" : ""
      }
    ]
  },
  "historical_context" : {
    "part of" : [
      {
        "begin year" : "1319",
        "end year" : "1367",
        "parent id" : "hvd_84022",
        "name" : "怀庆路",
        "transcribed" : "Huaiqing Fu"
      },
      {
        "begin year" : "1368",
        "end year" : "1368",
        "parent id" : "hvd_84022",
        "name" : "怀庆路",
        "transcribed" : "Huaiqing Fu"
      }
    ],
    "subordinate units" : [
    ],
    "preceded by" : [
      {
        "preceded by id" : "hvd_82516",
        "name" : "河阳县",
        "transcribed" : "Heyang Xian"
      }
    ]
  },
  "data source" : "CHGIS",
  "source note" : "河阳县          1258—1368年       今河南孟县
 蒙古宪宗八年（戊午，1258年）复治上孟州，属怀孟路，延祐六年（1319年）属怀庆路（1）。洪武二年（1369年）省入孟州（2）。治今河南孟县（3）。

注：
（1）（3）《元史》卷58《地理志》：怀庆路，太宗四年，行怀孟州治，宪宗七年，改怀孟路；孟州，金大定中，为河水所害，北去故城十五里，筑今城，徙治焉。故城谓之下孟州，新城谓之上孟州。元初治下孟州。宪宗八年，复立上孟州。（北京，中华书局，1976年，5册，1362页。）《大明清类天文分野之书》卷21：孟县，金大定二十七年，城为黄水所害，去城筑今城，徙治焉，土人谓之上孟州，兴定三年复治故城，土人谓之下孟州。元初犹治下孟州，戊午复治上孟州。至元三年属怀孟路。（复旦大学藏本）《河南省地名词典》孟县，城关镇，金于此筑城，称上孟州。明洪武十年起历为孟县县治。（北京，商务印书馆，1993年，279页）
（2）《明史》卷42《地理志三》：河南怀庆府，元怀庆路；孟，元孟州，洪武初，以州治河阳县省入，十年五月降为县。（北京，中华书局，1974年，4册，990页）明省县入州，多在洪武二年。",
  "source uri" : ""
}