Leisure Time LX20 instruction manual Telescope Motion, Home Position, Library/Objects

Page 55

Command

:Sg DDD*MM#

5 6

Returns

Ok

 

Sets the longitude of the currently selected site.

 

Command

:GG#

 

Returns

sHH#

 

Gets the offset from Greenwich Mean Time.

 

Command

:SG sHH#

 

Returns

Ok

 

Sets the offset from Greenwich Mean Time.

Command :W1# :W2#

:W3#

:W4#

Returns Nothing

Sets the current site number.

c. Telescope Motion

Command

:Mn#

 

:Ms#

 

:Me#

 

:Mw#

Returns

Nothing

Starts motion in the specified direction at the current rate.

Command

:MS#

Returns

0, 1, 2, or 4 (see description)

Slews telescope to current object coordinates. 0 is returned if the telescope can complete the slew, 1 is returned if the object is below the horizon, 2 is returned if the object is below the "higher" limit, and 4 is returned if the object is above the lower limit. If 1, 2, or 4 is returned, a string containing an appropriate message is also returned.

Command :MA#

Returns 0

Slews telescope to object alt-az coordinates (set with the Sa and Sz commands). This command only works in the LAND and ALTAZ modes.

Command

:Qn#

 

:Qs#

 

:Qe#

 

:Qw#

Returns

Nothing

Stops motion in the specified direction. Also stops the

telescope if a slew to an object is in progress.

Command

:Q#

Returns

Nothing

Stops a slew to an object.

Command

:RG#

 

:RC#

 

:RM#

 

:RS#

Returns

Nothing

Sefs the motion rate to guide (RG), center (PC), find (RM), or slew (RS).

Command

:Sw N#

Returns

Ok

Sefs the maximum slew rate to "N" degrees per second where N is 2 through 4.

d. Home Position

Command :hS#

Returns Nothing

Sfarts a home position search and saves the telescope position. NOTE: All commands except ":Q#" and ":h?#" are disabled during the search.

Command :hF#

Returns Nothing

Sfarts a home position search and sets the telescope position according to the saved values. NOTE: All

commands except ":Q#" and ":h?#" are disabled during the search.

Command

:hP#

Returns

Nothing

Slews the telescope to the home position.

Command

:h?#

Returns

0, 1, or 2

Returns the home status: 0 if home search failed or not

yet attempted, 1 if home position found, or 2 if a home

search is in progress.

e. Library/Objects

Command

:Gr#

Returns

HH:MM.T#

Gefs object right ascension.

Command

:Sr HH:MM.T#

Returns

Ok

Sefs object right ascension.

Command

:Gd#

Returns

sDD*MM#

Gefs object declination.

Command

:Sd sDD*MM#

Returns

Ok

Sefs object declination.

Command

:Sa sDD*MM#

Returns

Ok

Sefs object altitude (for MA command).

Command

:Sz DDD*MM#

Returns

Ok

Sefs object azimuth (for MA command).

Command

:CM#

Returns

(see description)

Sync.

Matches current telescope coordinates to the

object coordinates and sends a string indicating which object's coordinates were used.

Command

:Gy#

Returns

GPDCO#

Gefs the "type" string for the FIND operation. A capital

letter means that the corresponding type is selected while a

lower case letter indicates it is not.

Command

:Sy GPDCO#

Returns

Ok

Sefs the "type" string for the FIND operation.

Command

:Gq#

Returns

SU#, EX#, VG#, GD#, FR#, PR#, or VP#

Gefs fhe current minimum quality for the FIND operation.

Command

:Sq#

Returns

Nothing

Sfeps to the next minimum quality for the FIND operation.

Command

:Gh#

Returns

DD*#

Gefs the current "higher" limit. \

Command

:Sh DD#

Returns

Ok

Sefs fhe current "higher" limit.

Command

:Go#

Returns

DD*#

Gefs the current "lower" limit.

Command

:So DD*#

Returns

Ok

Sefs the current "lower" limit.

Command

:Gb#

 

:Gf#

Returns sMM.M#

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Contents Meade Instruments Corporation Page ¬ WARNING! ¬ Contents Standard Equipment What Is the LX200? An OverviewIntroduction Keypad Version Number What You Should HavePlease Look Everything Over Inspecting the OpticsField Tripod Telescope AssemblyUse the following steps to assemble your telescope Collimating the Viewfinder Focusing the ViewfinderMounting the Viewfinder Attaching the ViewfinderUsing the LX200 In Land Using the LX200 ManuallyQuick Start Entering Basic Information Using the LX200 In Altaz AltazimuthLocation of the Observing Site Local Time and Date Setting Up the TelescopeUsing the Mode Key Star Alignment Library Object KeysUnknown Site Which Alignment Method to Use?LX200 Keypad Hand Controller Direction KeysLX200 Power Panel Mode Functions Page Page Backlash Object Library Menu File Enter Coordinates Menu File Mode Two COORDINATES/GO toMode Three CLOCK/CALENDAR Mode Four TIMER/FREQ a. Timer = Menu OptionDue to retrogrades Mode Five Keypad OFF/BRIGHTNESS AdjustFor astrophotos 60.0 Hz Solar Average rate for tracking Planetary rateMagnification and Field of View Apparent Field and Actual FieldMagnification Azimuth Control Deluxe Latitude AdjusterEquatorial Wedge For 7 and 8 LX200 Appendix a Equatorial WedgeMounting the Telescope On the Wedge Superwedge For 10 and 12LX200Compass Installation Setting Magnetic DeclinationMagnetic Compass Finding True North Celestial Coordinates Appendix B Equatorial USELining Up with the Celestial Pole Precise Polar Alignment Alignment Stars Appendix C LX200 Alignmentstar Library Star ChartsStar Charts For Northern Hemisphere Observers Page Object Library SAO CatalogUGC Catalog Cngc CatalogMessier Catalog 1C CatalogGcvs Catalog Star CatalogDouble Cluster h Per 7kly Little Dumbbell Nebula1x4.1 1200lyTarantula Nebula Very Red Open Clus + Dneb Glob Clus D2 ST Bubble Nebula Red C1 S10.7x2.5 Beta Lep a CapellaBellatrix Beta Tau AlnathStar Catalog Brachium Zuben ElschemaliSeginus Rigel Kentaurus B=1.3Sarin B=8.8 AldhibahSabik A=3.0 B=3.5 Ras AlgethiSadalmelik Al Nair 302 Open Clus Sparse M93 Includes dark nebula Appendix E Maintaining Your LX200 Keeping Your Telescope CleanCollimation of the Optical System Right Ascension Lock Behind the Power PanelFactory Servicing and Repairs LX200 Test Program RS-232 CableAppendix F LX200 Personal Computer Control Command Set Formats LX200 Command SetGeneral Telescope Information Home Position Telescope MotionLibrary/Objects Finds the next object in a Find sequence MiscellaneousCounter = LX200 Demo ProgramTelpos REM KeysKeyi Keys Telescope Appendix G LX200 SpecificationsLX200I/10 10 LX200f/10 200 f/10 Page Oak Canyon, Irvine, California 92618 2000 Field TripodFig Field Tripod collapsedIntroduction DC Operation Customer ServiceAC Operation

LX20 specifications

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