NASA Home Page Goddard Space Flight Center Home Page
NASA Logo - Goddard Space Flight Center   + Visit NASA.gov
a directory of Earth science data and services Global Change Master Directory Web site
header 2 bullet Links bullet FAQ bullet Contact Us bullet Site Map
Home Data Sets Data Services Learn about GCMD_legacy's portal collaborations. Add new dataset or dataservice records to GCMD_legacy What's New Participate Calendar About GCMD_legacy
 
Record Search Query: [Source_Name: Short_Name='GRACE']

The Earth and Moon Viewer
Entry ID: EARTHVIEW

[ Get Service ]
[ Update this Record ]

Summary
Abstract: The Earth and Moon Viewer allows users to view a map of the Earth showing the
day and night regions at this moment, or view the Earth from the Sun, the Moon,
the night side of the Earth, above any location on the planet specified by
latitude, longitude and altitude, from a satellite in Earth orbit, or above
various cities around the globe.

Images can be generated based on a full-color image of ... View entire text
Related URL
Description: View the map of the Earth.

Description: View the map of the Moon.
Service Citation
Originators: John Walker
Title: The Earth and Moon Viewer
Release_Date: 1994
Provider: Fourmilab
URL: http://www.fourmilab.ch/earthview/vplanet.html
Service Keywords
DATA ANALYSIS AND VISUALIZATION >VISUALIZATION/IMAGE PROCESSING Parameter Definition

Platform
ACRIMSAT >Active Cavity Radiometer Irradiance Monitor Satellite Ancillary Description
ADEOS-1 >Advanced Earth Observing Satellite-I Ancillary Description
View entire list
Access Constraints To use the Earth and Moon Viewer, you need a graphical Web browser with forms
support and the ability to display GIF and JPEG images. In order to pan around
the map or globe by clicking within the image, your browser must support
Client-Side Image Maps--if you don't know what this means, don't worry: if your
browser doesn't support the feature, you'll see a page which explains how to
proceed.
Use Constraints The Earth Viewer was first implemented by John Walker in December 1994. Most of
the software that generates the various views of the Earth was adapted from
Home Planet for Windows. See the details for additional implementation
information. The satellite tracking code is based upon the N3EMO Orbit
Simulator:

N3EMO Orbit Simulator routines v3.7

... View entire text
Ancillary Keywords
GIS
Visualization
View entire list

Service Provider
FB > Fourmilab Supplemental Info
Service Organization URL: http://www.fourmilab.ch/

Service Provider Personnel
Name: JOHN WALKER
Email: kelvin at fourmilab.ch
Distribution Media
Distribution_Media: Online
Fees: No fees
Personnel
TYLER B. STEVENS
Role: SERF AUTHOR
Phone: (301) 614-6898
Fax: 301-614-5268
Email: Tyler.B.Stevens at nasa.gov
Contact Address:
NASA Goddard Space Flight Center
Global Change Master Directory
City: Greenbelt
Province or State: MD
Postal Code: 20771
Country: USA
View entire list
Publications/References
Meeus, Jean. Astronomical Algorithms . Richmond: Willmann-Bell, 1998. ISBN
0-943396-63-8.
Creation and Review Dates
SERF Creation Date: 2004-08-31
SERF Last Revision Date: 2004-09-01
USA dot gov - The U.S. Government's Official Web Portal NASA
Webmaster:  Monica Holland
Responsible NASA Official:  Lola Olsen
Last Updated:  April 2014