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.

Ephemeris Type [change] :	OBSERVER
Target Body [change] :	Comet 9P/Tempel 1 [2006]
Observer Location [change] :	College Park, MD ( 76°56'06.0''W, 38°59'12.1''N )
Time Span [change] :	Start=2008-06-01, Stop=2009-12-31, Step=1 h
Table Settings [change] :	QUANTITIES=2,9,19,20,29; elevation cutoff=15; skip daylight=YES
Display/Output [change] :	plain text

set default geocentric observer settings (preserves only the selected target body)
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)

2008-May-02 22:28 UT
(server date/time)

Site Manager:	Donald K. Yeomans
Webmaster:	Alan B. Chamberlin