Watch List, Set Telescope Coord, Park Scope

position and ▲ or ▼ key change the number and press ENTER to select the object you want to edit.

Follow the same procedure as “Add a new comet” to edit it.

Delete one comet

Use ▼ or ▲ button to move the cursor to “Delete one comet” line, and press ENTER. A screen consists comet information will show:

No: 17 X

Name: 2P

R:23h 3.5m D: 0º34.8’ A-44º44.5’ Z 21º56.9’

Use ► or ◄ button to move the cursor, and

▼or ▲ button to change the number. Press ENTER to delete selected object.

Reset all comets

Use ▼ or ▲ button to move the cursor to “Reset all comets” line, and press ENTER to restore all deleted or modified comets data to factory default setting.

5.7.3. Asteroids

Select “Asteroids” and press ENTER, a menu like following will show:

Add a new asteroid

Edit one asteroid

Delete one asteroid

Reset asteroids data

Refer to 5.7.2 Comets to set the Asteroids.

5.8. Watch List

A watch list is a list of your favorite celestial objects in the database. User can add, delete and browse the watch list. All celestial objects, include User objects, can

be compiled into the list. Up to 20 objects can be added to the watch list.

To setup/modify a Watch List, press MENU, use ▲ or ▼ button move the cursor to “Watch List” and press ENTER. A following screen will show:

Add a watch object

Delete one data

Delete all

Browse the list

Select “Add a watch object” and press ENTER. Browse the celestial object list and select the one you want to watch by press ENTER. Follow the screen prompt to confirm the selection. After you are done, press BACK to back to Watch List menu.

You also can delete one or all objects in your watching list. After the watch list is set, it can be observed through “Select and Slew” operation, either watching them manually or automatically using Watch List Auto.

5.9. Set Telescope Coord.

Set the current Altitude and Azimuth of your telescope.

5.10. Park Scope

Park your telescope. Return the telescope to its initial position, i.e.,its altitude is 90º0.0’ and azimuth is 180º0.0’.

8500, 8502, 8504, 8503 specifications

The iOptron 8500 series telescopes, encompassing models 8500, 8502, 8503, and 8504, represent a significant advancement in astronomical observation technology. Each of these telescopes is designed to cater to both amateur astronomers and experienced astrophotographers, ensuring enhanced user experience and performance.

At the heart of the iOptron 8500 series is the innovative GoTo mount technology. This feature allows users to automatically locate and track celestial objects with remarkable precision. By simply entering the desired coordinates or selecting objects from a database, users can spend more time observing rather than searching for objects in the night sky.

Another defining characteristic of the 8500 series is the incorporation of high-quality optics. Each model features advanced multicoated glass for brighter and sharper images. The telescopes also come with a range of focal ratios that enhance performance for various observational needs, such as planetary observation and deep-sky imaging. This enables users to capture stunning images of celestial bodies with clarity and detail.

The 8500, 8502, 8503, and 8504 models also boast user-friendly interfaces and controls. The telescopes are equipped with intuitive hand controllers that allow for easy navigation through numerous astronomical objects and features. Advanced tracking capabilities ensure that the telescopes can maintain their focus on targets, making them ideal for long-exposure astrophotography.

In terms of portability, the iOptron 8500 series is designed to be lightweight without sacrificing sturdiness. This is particularly beneficial for those who travel to dark skies for better viewing conditions. The telescopes also feature quick-release mounts, making it easy to assemble and disassemble for transport.

Powering these telescopes is a reliable battery system that supports extended observation nights. Users can easily connect to external power sources or opt for portable power packs, enhancing the versatility of the telescopes during field use.

The 8500 series is also compatible with various accessories, including cameras and filters, allowing for a customized observing experience. Whether focused on planetary details or capturing the intricate structures of deep-sky objects, the iOptron 8500 series provides the tools necessary for an extraordinary astronomical journey.

In summary, the iOptron 8504, 8502, 8503, and 8500 telescopes deliver a robust combination of advanced technology, user-centered design, and excellent optical performance, making them a valuable addition to any astronomer's toolkit.