+ View the NASA Portal
+ Center for Near-Earth Object Studies IMPORTANT: The SSD Announcement email list is now available. Major changes are coming in the near future, including possible hostname and/or URL changes. To be notified of such changes, subscribe to this email list.
Please visit this page for more details.
HORIZONS Web-Interface This tool provides a web-based limited interface to JPL's HORIZONS system which can be used to generate ephemerides for solar-system bodies. Full access to HORIZONS features is available via the primary telnet interface. HORIZONS system news shows recent changes and improvements. A web-interface tutorial is available to assist new users.
Current SettingsEphemeris Type [change] : OBSERVER Target Body [change] : 26592 Maryrenfro (2000 EE144) Observer Location [change] : Geocentric  Time Span [change] : Start=2020-06-03, Stop=2020-07-03, Step=1 d Table Settings [change] : defaults Display/Output [change] : default (formatted HTML)
- set default ephemeris settings (preserves only the selected target body and ephemeris type)
- reset all settings to their defaults (caution: all previously stored/selected settings will be lost)
- show "batch-file" data (for use by the E-mail interface)
(server date/time) Site Manager: Ryan S. Park Webmaster: Alan B. Chamberlin