Springs in Amur River basin.Points

Frequently-asked questions:

What does this data set describe?

Springs in Amur River basin.Points

Springs in Amur River basin (Point layer. Scale 1:500000 - 1:1000000)
Все известные ключи в пределах Ам Бассейна и прилежаших областях взятые с топографических карт

  1. How should this data set be cited?

    Eugene Egidarev, Eugene Simonov, 2008, Springs in Amur River basin.Points.

    Online links:
    This is part of the following larger work:

    Eugene Simonov, Tom Dahmer, February 2008, Amur Basin River Reader: Published by Ecosystems Ltd, Hong-Kong, China..

    Other citation details:
    Copyright by authors, WWF and Ecosystems Ltd. Map Copyright by E.Egidarev, A.Purekhovsky, E.Simonov.

  2. What geographic area does the data set cover?

    Bounding coordinates:
    West: 101.276207
    East: 145.678513
    North: 55.902077
    South: 40.647800

  3. What does it look like?

  4. Does the data set describe conditions during a particular time period?

    Beginning date: 30.01.1989
    Beginning time: unknown
    Ending date: 09.2000
    Currentness reference:
    ground condition

  5. What is the general form of this data set?

    Geospatial data presentation form: map

  6. How does the data set represent geographic features?

    1. How are geographic features stored in the data set?

      This is a Vector data set. It contains the following vector data types (SDTS terminology):
      • Entity point (511)

    2. What coordinate system is used to represent geographic features?

      Horizontal positions are specified in geographic coordinates, that is, latitude and longitude. Latitudes are given to the nearest 0.000000. Longitudes are given to the nearest 0.000000. Latitude and longitude values are specified in Decimal degrees.

      The horizontal datum used is D_WGS_1984.
      The ellipsoid used is WGS_1984.
      The semi-major axis of the ellipsoid used is 6378137.000000.
      The flattening of the ellipsoid used is 1/298.257224.

  7. How does the data set describe geographic features?

    locations of Springs
    from topographical maps

    Internal feature number.

    Feature geometry.

    Coordinates defining the features.

    Source of information
    the source they come from

    Value Definition
    Topographical map VMap0
    Topo 5km
    Topographical map 500000

    Name of spring (in Russian)

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Who produced the data set?

  1. Who are the originators of the data set? (may include formal authors, digital compilers, and editors)

  2. Who also contributed to the data set?

    WWF Russia amur Branch. E.Egidarev, E.Simonov

  3. To whom should users address questions about the data?

    Eugene Egidarev, Eugene Simonov
    WWF , Amur Branch
    Russia Vladivostok
    18a, Verkhneportovaya St.
    Vladivostok, Primorskii krai 690003

    +7 9242311633 (voice)
    +7 4232 414863 (FAX)
    eugene simonov <esimonovster@gmail.com>
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Why was the data set created?

To show all Springs in Amur River basin with attribute information.

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How was the data set created?

  1. Where did the data come from?

    Topomap 500000 (source 1 of 2)

    Global Forest Watch, 2001, Topographical maps 500000.

    Type of source media: CD-ROM
    Source scale denominator: 500000

    Vmap0 (source 2 of 2)

    NGA (National Geospatial-Intelligence Agency), 09.2000, Vmap0.

    Online links:
    Type of source media: online
    Source scale denominator: 1000000
    Source contribution:
    Dowloable DATA

  2. What changes have been made?

    Date: 2008 (change 1 of 2)
    Merged and all points from various sources.

    Person responsible for change:
    Egidarev Eugene

    Data sources used in this process:
    • Topomap 500000
    • VMap0

    Data sources produced in this process:
    • Springs

    Date: 2008 (change 2 of 2)
    Unification of atribute table from all obtained layers.

    Person responsible for change:
    Egidarev Eugene

    Data sources used in this process:
    • Springs

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How reliable are the data; what problems remain in the data set?

  1. How well have the observations been checked?

    Accuracy varies. It is dependent on scale topography map.

  2. How accurate are the geographic locations?

  3. How accurate are the heights or depths?

  4. Where are the gaps in the data? What is missing?

    Many attribute filelds are still not created due to lack of consistent information.

  5. How consistent are the relationships among the observations, including topology?

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How can someone get a copy of the data set?

Are there legal restrictions on access or use of the data?

Access constraints: Permission WWF Amur Branch
Use constraints:
Free, when using reference to authors required.

Distributor 1 of 1

  1. Who distributes the data set?

    WWF Amur Branch
    18a, Verkhneportovaya St.
    Vladivostok, Primorskii krai 690003

  2. What's the catalog number I need to order this data set?

    Downloadable Data

  3. What legal disclaimers am I supposed to read?

    Permission WWF Russia, Amur Branch

  4. How can I download or order the data?

    • Availability in digital form:

    • Data format:
      Size: 0.014

  5. Is there some other way to get the data?

  6. What hardware or software do I need in order to use the data set?

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Who wrote the metadata?

Last modified: 20080312

Metadata author:
Eugene Egidarev, Eugene Simonov
WWF Russia, Amur Branch
Russia, Vladivostok
18a Verkhneportovaya str
Vladivostok, Primorskii krai 690003

+79242311633 (voice)

Metadata standard:
FGDC Content Standards for Digital Geospatial Metadata (FGDC-STD-001-1998)

Metadata extensions used:
  • http://www.esri.com/metadata/esriprof80.html

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