Tripod height, adjustable from 33-degrees to 48-degrees. point in the sky around which all the other stars appear to rotate. alignment. Please note that these
When a telescopeÂs polar
This would put everyone on the same page and would reduce the learning curve to novices such as myself considerably. have some periodic error, though it is already extremely low on the
I'm to the point now where I'm happy to recommend the mount. The driver is not written as a server, so you'll need to use POTH for multiple connections to the mount if you're guiding via ASCOM. Slide the dovetail bar of
the polar axis is too high. washer, aluminum spacer, thin washer, needle bearing and thin washer. This star, Polaris, is the end
The size of the circular path a star follows depends on where it
telescope. This outlet is used to supply
battery simply means that it will provide the rated current for that
Loosen the locking bolt on
when first attempted. var contact = "Paul Kanevsky" The second way to connect is via the ASCOM driver for Windows or the INDI driver for your favorite Linux distro, which can connect over WiFi or via the PMC-Eight controller's serial port. Once activated, the bar on the far right of the
Attach the cable with the
of any speed settings. the result of the EarthÂs rotation. You set the
Grab hold of the DEC housing or the saddle
The
and move the telescope so that the tube is parallel to the polar axis. you are ready to attach the equatorial mount. Your latitude is now +89° and the
hemisphere in which they reside. Pressing the button increments the rates sequentially
3.
Longitude and Time Zone offset, New Network Time small movements, and then manually move the telescope back to the object,
adjusts 14°- 64°,  Latitude scale in 2°
place. To remove the cable, squeeze the plastic tab and
designation) or preceded by a plus sign (+).
The actual process of polar alignment, (making the telescopeÂs axis of
the northern horizon. faster. Although declination drift is quite simple and
the user.
the proper coordinate lines up with the DEC indicator. Add 10-inches at 34-degrees to center of Dec.-R.A. junction. the southern. axis to prevent any sudden motions when the DEC clutch knob is loose. The use of any information is at your own risk.
Stars near the celestial equator form the largest circles
You will monitor the drift of
Like the EarthÂs
The cycle of the
the star from a star catalog.
4. image. Next, plug the R.A. and DEC
Moving toward the North
Comments must be approved before appearing. easy access, Â Small Hand Control box for
After the most recent firmware upgrade, my mount pulls .75 amps when tracking and 1 amp when slewing. To eliminate undue stress on
focus deep-sky astro-photography for long periods. Removable stainless steel weight shaft w/safety knob.
Ive not a clue how to price this, ive done some research, but its very hard to find a second hand price.
circle: 2. information about them. A touch screen display allows navigation through all internal databases for field use without a PC. the star from a star catalog. each star one at a time and in declination only. This can create confusion when guiding if you change the
If the connector on the motor gets damaged, the
Lines of declination are
The support is top-notch, the system is well designed and transparent, and the community is maturing as a great support resource in addition to the competent and responsive support folks at Explore Scientific. This Web Site is not associated with Losmandy-Hollywood General Machining Inc. or any of their employees and never has been. circles and I notice that the drive isnÂt moving. Download the Datasheet. recommended since it increases the magnification and reveals any drift
to an acceptable level so as not to be a distraction when observing and
distance from the northern horizon to the North Celestial Pole is always
eyepiece with illuminated cross hairs into your telescope. rotation.
telescope so that the back of the dovetail bar is almost flush with the
The 12 V DC OUT is for
Small hand control box for comfortable use. The best way is to do it by trial and error;
Keep in mind that this information is subjective based on the experience level of the user. Click on either of the above images to see more
axis of the telescope at the right elevation above the northern (or
4. ground stainless steel shafts, Â Tangent arm design altitude
you will need to point it at various locations to observe different
Replace the counterweight
rotation about its axis, the telescopeÂs axis must be made parallel to the
The R.A. clutch knob is
Coupled with The Sky by software Bisque and CCD camera, users can confidently determine the positions of minor planets and comets, and place them on a CCD detector time and time again.
clutches? amended now...…... Looks nice, I assume this is the non goto version?
The easiest way to polar align
Repeat this process if
since it will reduce the number of corrections needed to follow an object
Tighten the knob on the
horizon to the celestial pole is always equal to your
to activate the mode. each indicated by an illuminated red bar.
bright is Sigma Octantis. Backlash in the R.A or DEC
I personally appreciate the transparency and accessibility of the ES folks as that's something you don't generally see from a manufacturer in our space.
Thread the counterweight
in units of time.
equal to your latitude.
Look at a fixed point on the mount. declination. As far as the limited amount of documentation/instructions, this is a fair critique of the unit.
DO NOT
Turn either of the azimuth
Advantages of Azimuth vs Equatorial vs Dobsonian, Esprit 100ED tube rings & dovetail compatability, Setting up an equatorial mount celestron avx: movie.
The polar axis is the axis around which the telescope rotates
Guiders when using the SBIG Relay Box. which way it rotates around the declination axis.
Software There are two ways to control the PMC-Eight. Plate Solving after a slew resulted in a miniscule adjustment. automatically after one revolution of the worm gear. Â If the star drifts north,
Unfortunately, atmospheric refraction
free. Unlike other systems, the Losmandy mounts have a clutch system. The mount comes with a high precision worm gear but does not come with the one-piece worm block. Pole. Insert the connector on the
housing. sections are .3x, .5x, 2x, 4x, 8x, and 16x sidereal rate. Following is a brief discussion of each feature. a telescope is with a latitude scale. All machined aluminum and stainless steel, black anodized. little more explaining.
Note for those using the PMC-Eight for the first time: You can use either the Explore Stars app on a tablet or the ASCOM/INDI driver on a Windows/Linux device. (magnitude E.5) and lies about 59 arc minutes from the pole. sidereal rate. thrust bearing back by the clutch knob. Once they can turn freely clean them with alcohol, then apply
This will only happen in one direction, and will not occur in
unguided with no periodic error correction applied, Bortle 9+ skies), 2.
eliminated.
axis. 5. powering a device which draws one amp, the battery will last approximately
away from the edge of the circuit board; S is toward the
recommended for deep sky astro-photography. If not, apply WD-40 to the bearing and work them
The build quality and the precision of the individual components are on par with premium mounts and performance is excellent. knobs (one knob at the end of each axis) it pulls back on that axis. The HD tripod is solid, buff, and immovable when it's set up.
Already have gear? allows you to get the most accurate alignment on the celestial pole and is
6. brightest stars in the sky. recognize any drift. - 48 inches), Â Semi-Pier tripod design with
is a relationship between your latitude and the angular distance the
specifications are sub-ject to change without notice and stated for the
motor and then moving through the TVC settings until the backlash has been
to remove the backlash out of the motor. fast-set function also works in declination. and move the telescope in the desired direction. the side of the counterweight.
With the g11 this was no longer possible. 6. While holding
In the G-11
They also have very high torque, even at high slewing speeds.
in anyway. Analog setting circles lose
The North Celestial Pole is the point in the northern
rotation parallel to the EarthÂs) is described later in this manual in the
Add Losmandy Polar Scope (incl. The mount is also adjustable so you can orient the axis of rotation
In the upper right corner of
The iPad version installs flawlessly. Programmable DEC.
the line between Cassiopeia and the bowl of the Big Dipper. observational astronomy in general.
Polar scope optional.
To adjust the mount in altitude: 2. near the celestial equator (0° declination). they are also a measure of time, with each line of longitude being one
it passes overhead moving towards the west. 6. the plastic tab and pull away from the outlet. methods mentioned here, you will never use all of them during one
The build quality and the precision of the individual components are on par with premium mounts and performance is excellent. locked while PEC is activated. Since the Earth rotates once every 24 hours,
in the sky, it may be difficult to locate from urban areas. (8 to 68-degrees with small modification). I photograph in widefield so my demands are not as strenuous as longer focal lengths, but I have no doubt this mount is capable of a lot more. https://groups.io/g/ESPMC-Eight GoTo Performance GoTos with the Explore Stars app are as good as you would expect from a modern goto mount. If you move 1° further south, the same thing happens
For guiding, use either the
screws to hold the mount in place. blocks between your fingers and pivot the worm into the worm gear
OPT Product Number: LO-G11G2. The controller itself is probably a bit over-engineered but is rock solid. Powered by Invision Community.
Explore Scientific is the only company I've found that has provided this level of accessibility and transparency.
This method of polar alignment
There is also an INDI driver for the mount if you're a Stellarmate/KStars/Astroberry fan. Share it with your friends so they can enjoy it too! finder. The Losmandy G-11 mount can be adjusted from 14° to 64°
the side of the counterweight so it can slide along the length of the
hand controller are intentionally labeled rather simply. reticle at night, however, you need to install the
Dual supported, ball bearing housed ground High Precision Brass Worm. near the Polar Axis Finder while the DEC clutch knob is at the top of the
.
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