XPLANET(1) General Commands Manual XPLANET(1) (NAME) xplanet - X (SYNOPSIS) xplanet [] (DESCRIPTION) Xplanet Xearth X . . (azimuthal) (Mercator) (Mollweide) (orthographic) (rectangular). http://xplanet.sourceforge.net . (OPTIONS) . Xplanet : -arc_file (arc) . : dec1 ra1 dec2 ra2 (declination) (right ascension) . -projection . -arc_spacing spacing spacing . 0.1 . spacing . -arc_thickness thickness . 1 . arc_file arc_thickness . -background background_file background_file . ( -background navy blue -background 0xff00ff). -base_magnitude magnitude (magnitude) 1 . 10 . . -body body . body sun mercury venus earth moon mars phobos deimos jupiter io europa ganymede callisto saturn mimas enceladus tethys dione rhea titan hyperion iapetus phoebe uranus miranda ariel umbriel titania oberon neptune triton nereid pluto charon random major. <> <> . -body naif-82 NAIF -82 (Cassini) . Xplanet SPICE . README spice . -body norad20580 NORAD 20580 . TLE . README satellites . <> . -path_relative_to . (earth) . -target . -center +x+y (x, y). (0,0) . x y . . -color color (label). "red" . rgb.txt . RGB -color 0xff -color blue -color 0xff0000 -color red . -config config_file config_file. config_file README.config . xplanet -searchdir . -create_scattering_tables scattering_file (Rayleigh scattering). README scattering . -date YYYYMMDD.HHMMSS . (GMT) . -date_format string /. strftime(3) . "%c %Z" (locale) . -dynamic_origin file . -origin ( ). : YYYYMMDD.HHMMSS range lat lon localtime 19951207.120000 10.328 -3.018 97.709 9.595 . (range) lat lon . ( ) . . -prev_command -post_command . -ephemeris_file filename JPL ( DE200 DE405 DE406) . Xplanet (Bill Gray) http://www.projectpluto.com/jpl_eph.htm big-endian little-endian . ftp://ssd.jpl.nasa.gov/pub/eph/export/unix big-endian (byte- swapping) . xplanet -searchdir . -font fontname () . TrueType . -pango fontname ( "Arial") . -fontsize size (point size). 12 . -fork . MS Windows xplanet DOS . - Task Manager . xplanet . -fov . -radius . -projection . -geometry string X: [{xX}][{+-}{+-}] ( 256x256-10+10 256x256 10 10 ). . -window -output . -glare radius (glare) . 28 . -gmtlabel -label (GMT) . -grs_longitude lon (GRS). 94 . System II . System III . GRS 0 . -hibernate seconds (idle) xplanet . xplanet X Screensaver . -idlewait seconds Xplanet . xplanet X Screensaver . -interpolate_origin_file -origin_file . . (real time) . -jdate Julian date (Julian date) . -label . -labelpos X. "-15+15" 15 . -label . -label_altitude . -label_body body (sub-observer) (sub-solar) . -separation . -label_string . "Looking at Earth" . %t (target) %o (origin) . -latitude latitude ( ) . 0 . -light_time ( ). . -localtime localtime . 0 12 . -log_magstep step 10^step . 0.4 . 2 10^0.4 ( 2.5) 3 . . -longitude longitude ( ). ( ) -118 242 . 0 . -make_cloud_maps cloud_map xplanet . -tmpdir ( -tmpdir) . day_clouds.jpg night_clouds.jpg -output . -output filename.extension "day_filename.extension" "night_filename.extension" . . -marker_file (marker) . (declination) (right ascension) : -16.7161 6.7525 "Sirius" marker_file README.config . -projection . marker_file . -markerbounds filename (bounding box) filename. xplanet (imagemaps) . : 204,312 277,324 Los Angeles . xplanet . -north north_type north_type . north_type : body: body's north pole galactic: galactic north pole orbit: body's orbital north pole (perpendicular to the orbit plane) path: origin's velocity vector (also see -path_relative_to option) separation: perpendicular to the line of sight and the target-separation target line (see -separation option) "body" . -num_times num_times num_times . . -origin body . -target . "above" () "below" () "system" () . "above" "below" (primary) . "system" . : 1) target and origin have same primary 2) target is origin's primary 3) origin is target's primary . -target earth -origin sun . -target earth -origin -sun (AU) . -origin_file origin_file origin_file. -origin ( ). : YYYYMMDD.HHMMSS range lat lon localtime 19951207.120000 10.328 -3.018 97.709 9.595 range lat lon . . localtime ( ) . -origin . (flybys) . # . -output filename . . xplanet .gif .jpg .ppm .png .tiff . 512 512 -geometry . -num_times . -output_map filename . . -output_start_index index index. 0 . -pango Pango ( http://www.pango.org ) . . xplanet . pango xplanet . -path_relative_to body -north path -target path . . . -post_command command -prev_command command command xplanet. MS Windows . : xplanet.exe -prev_command ./prev.bat -print_ephemeris (J2000) xplanet . -projection projection_type (projection) ancient azimuthal bonne equal_area gnomonic hemisphere lambert mercator mollweide orthographic peters polyconic rectangular tsc . . . -proj_param value . Bonne Gnomonic Mercator . Bonne (conformal) . . 50 . Gnomonic Mercator . 45 80 . . . -quality quality JPEG . 0 100 . 80 . -radius radius . 45 . . -random . -range range range . 1000 . 180 ! << >> -radius . -rotate angle angle ( -north ) . 0 . -rotate 180 ! . -save_desktop_file OS X xplanet . -tmpdir . . . -searchdir directory xplanet : "arcs" "config" "ephemeris" "fonts" "images" "markers" "origin" "satellites" "stars". xplanet : The current directory searchdir subdirectories of searchdir subdirectories of xplanet (if it exists in the current directory) subdirectories of ${HOME}/.xplanet on X11 subdirectories of ${HOME}/Library/Xplanet on Mac OS X subdirectories of DATADIR/xplanet DATADIR /usr/local/share . -separation body:dist (separation body) dist . -target earth -separation moon:-3 . -spice_ephemeris index SPICE . index NAIF ( 599 ). -spice_file . . -spice_file spice_file . SPICE spice_file.krn spice_file . README "spice" . -starfreq frequency . 0.001 . (azimuthal) (mollweide) (orthographic) (peters) . -starmap starmap starmap . : Declination, Right Ascension, Magnitude Declination () Right Ascension () . (Sirius) : -16.7161 6.7525 -1.46 xplanet -searchdir . -target target -body. -tt (terrestrial time) (universal time). . . -timewarp xearth . 1 . -tmpdir tmpdir xplanet -make_cloud_maps . xplanet xplanet.bmp . GetWindowsDirectory (C:\WINDOWS Win95). OS X xplanet PNG . /tmp . OS X -save_desktop_file . -transparency Eterm aterm. X11 . -transpng filename -output PNG (transparent) . -utclabel -gmtlabel. -verbosity level level output < 0 only fatal error messages 0 non-fatal warning messages 1 basic information 2 basic diagnostics 3 more detailed diagnostics 4 very detailed diagnostics 0 . -version xplanet . -vroot (virtual root window). . Xscreensaver . -wait wait wait . -window X . 512 512 -geometry . -window-id ID X11 (ID). -window_title title title. -window . -XID ID -window-id. -xscreensaver -vroot. XPLANET(1)