Geo and Date fields return different values if fetched from stored value or _source

gistfile1.json

curl -XPUT "http://localhost:9200/test" -d '
{
  "mappings": {
    "document": {
      "properties": {
        "date": {
          "type": "date",
          "store": "true"
        },
        "date2": {
          "type": "date",
          "format": "dd-MM-yyyy",
          "store": "true"
        },
        "location_double": {
          "type": "geo_point",
          "store": "true"
        },
        "location_string": {
          "type": "geo_point",
          "store": "true"
        },
        "location_hash": {
          "type": "geo_point",
          "store": "true"
        },
        "location_geojson": {
          "type": "geo_point",
          "store": "true"
        }
      }
    }
  }
}
'

curl -XPUT "http://localhost:9200/test/document/1" -d '
{
  "date": "2011-12-31",
  "date2": "31-12-2011",
  "location_double": {
    "lat": 41.12,
    "lon": -71.34
  },
  "location_string": "41.12,-71.34",
  "location_hash": "drm3btev3e86",
  "location_geojson": [
    -71.34,
    41.12
  ]
}
'

curl -XPOST "http://localhost:9200/test/document/_search" -d '
{
  "fields": [
    "*",
    "_source"
  ]
}
'