Coppermine Photo Gallery

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Most viewed - New Mount
RA with Gurley Encoder for "Tick Management"525 viewsThis is not the standard “periodic error correction.” It is a real-time tracking correction for both periodic AND non-periodic errors. This approach is called “tick management”
New Mount Pic454 views--RA Gear: 16” (OpticCraft).
--DEC Gear: 13.5” (OpticCraft).
--Sidereal Technology Go-To System with wireless hand pad
--US Digital Encoders for motors
--High-resolution Gurley encoder on RA axis for precise tracking.
--Pittman servos, both axes
--2” Stainless Weight Shaft
--Pier with 360 degree pier rotation a
NGC 7331 first guided image408 views8/25/2009 13" f4.7 @ f5.2
3x5min 5x5min
Sbig 11000
from my house with 1st quarter moon
Tick Management on 9min405 viewsCombination of 30 sec 1 min and 2 min unguided pictures
Mount: New Mount
Camera: Sbig 11000
Teelscope: 8" at f6
PE New Mount 7/21/2009397 viewsPE New Mount without Tick Management
PE with Tick Management382 viewsNot true PE but what was measured (ignor cycles and total time the sceen shot was taken later)
Guide Problem373 viewsUpper image is unguided and using Tick Management
The 5 min guided image should look the same.
The RA is in the direction of the elongated stars
Lower images are guided with and without Tick Management
While taking the lower images the traking error graph looked very similar in both images
M32 10x30sec unguided355 viewsUsed tick management
M32 5min unguided333 viewsUsed tick Management
1 min Unguided 13"320 viewsUsed Tick Management
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