Discuss your 'Cats' here.
C8 CG5 OTA Discontinued!?
Replies: 10
by
Ylem »
Thu Jan 26, 2023 4:25 pm
First post
I was considering replacing the C6 that rides on my SE with an 8 or deforking the Celestar (which I don't really want to do).
Last post
Yes, I was aware the CGE model was always available, just the CG5/Vixen was discontinued.
10 Replies
177 Views
Last post by Bigzmey
Thu Feb 02, 2023 1:58 am
Sharpstar SCA260 V2
Replies: 8
by
ScottFwashere »
Wed Dec 14, 2022 6:05 pm
First post
Hi,
Last post
With the terrible weather, I've only had one clear night to set up and use my SCA260V2. This image has limited data, only 50-60 minutes each of...
8 Replies
363 Views
Last post by ScottFwashere
Mon Jan 23, 2023 7:06 pm
Ronchi Mirror Spacing
Replies: 2
by
DMouse »
Tue Jul 05, 2022 9:06 pm
First post
Hi, I am having some issues with my 12 inch RC, the images are a little fuzzy. I have ordered a Ronchi grating eyepiece as this will show if the...
Last post
Thanks for the reply John. In have been using the Howie Glatter laser collimator for initial setup and then using my camera to do the DSI method. As...
2 Replies
306 Views
Last post by DMouse
Sun Jul 17, 2022 2:34 pm
What a find and what a price!
Replies: 2
by
Barnacle »
Wed Apr 06, 2022 12:16 pm
First post
APM Maksutov Cassegrain Telescope 20 Inch (500 mm) F/8.5 (Focal Length 4250 MM) at a jaw-dropping AU $170,763.12!
Last post
I need to sell some of my NFTs :lol:
2 Replies
506 Views
Last post by Ylem
Wed Apr 06, 2022 3:56 pm
New Cat Coming!
Replies: 15
by
Ylem »
Mon Feb 28, 2022 8:15 pm
First post
I was looking at refractors, but realized my herd was missing a C5!
Last post
Good for you Jeff; I was hoping that would show up for you today!
15 Replies
1386 Views
Last post by Thefatkitty
Thu Mar 03, 2022 1:40 am
Whuh??
Replies: 6
by
pakarinen »
Sat Feb 19, 2022 6:01 pm
First post
Was taking some pics of my 90 Mak in case I decided to sell it and noticed spots on the corrector. I don't know when that happened or what it is....
Last post
I use Zeiss wipes, for small jobs like this.
6 Replies
722 Views
Last post by Bigzmey
Sun Feb 20, 2022 5:59 pm
6" RC - Gonna give it another try...
Replies: 1
by
a100171 »
Mon Feb 07, 2022 7:34 pm
First post
I haven't been out as much as I should, but managed to get a few pieces of equipment out there to make sure all is good.
Last post
Best of luck!
1 Replies
990 Views
Last post by notFritzArgelander
Mon Feb 07, 2022 7:51 pm
SkyWatcher 180mm Mak mods
Replies: 9
by
Bigzmey »
Thu Dec 02, 2021 12:45 am
First post
I have recently added SkyWatcher 180mm Mak to my stable. Optically it exceeded my expectations in particular on planets.
Last post
I hd no idea these telescopes could be improved in so many ways. Kind of like dobs. Nice work!
9 Replies
8064 Views
Last post by Bigzmey
Mon Jan 10, 2022 11:25 pm
My cats photo
Replies: 6
by
Bigzmey »
Mon Nov 22, 2021 11:04 pm
First post
I have been talking for a couple of months about Maksutov-Cassegrains and how they compare to other types of catadioptric telescopes. I guess my...
Last post
you will have to change your nik name , nice cat's .
6 Replies
3641 Views
Last post by messier 111
Tue Nov 23, 2021 1:22 am
Takahashi 180mm Mewlon vs Synta Mak
Replies: 5
by
Bigzmey »
Wed Nov 17, 2021 8:16 pm
First post
As you know astronomy vendors experiencing major supply chain issues with lead time for most of good quality scopes approaching one year. On top of...
Last post
I can't give you a comparion between the two scopes. I've heard good things about the SW Mak but never seen through one. That said, two of my friends...
5 Replies
3959 Views
Last post by OzEclipse
Sat Nov 20, 2021 9:21 pm
New to me iOptron 150mm Mak
Replies: 7
by
Bigzmey »
Wed Nov 10, 2021 2:11 am
First post
Thanks to generosity of Mark (John Donne) in memory of late Henry (Hankmeister3) I am a proud owner of iOptron 150mm Maksutov-Cassegrain!...
Last post
Hi Andrey. Congratulations on receiving the iOptron 150mm Rumak telescope from Mark which was part of Henry's legacy. And you and nFA did a nice...
7 Replies
3942 Views
Last post by Makuser
Thu Nov 11, 2021 2:17 pm
Meade LX200 Microfocuser
Replies: 8
by
sdbodin »
Tue Apr 13, 2021 8:26 pm
First post
I have been chasing a bit of an alignment error for some time and found the culprit. The microfocuser was miss-aligned by a couple degrees!! I think...
Last post
I just did a star test on Polaris. The verdict? low power (40mm) showed a perfect donut. High power (9mm) showed a perfect donut. However, at 9MM...
8 Replies
4144 Views
Last post by John Baars
Sat Oct 23, 2021 4:07 pm
12" Meade LX200 OTA Only
Replies: 5
by
AstroBee »
Wed Sep 01, 2021 3:45 am
First post
Does anyone have an idea what a fair price would be to ask for a 12 Meade OTA only. It has a moonlight focuser (no motor) and top and bottom...
Last post
Thanks Bigzmey
5 Replies
3333 Views
Last post by AstroBee
Wed Sep 01, 2021 7:31 pm
Collimation problem on SCT
Replies: 11
by
Piet Le Roux »
Mon Sep 21, 2020 9:45 am
First post
I wonder if anybody has had the same problem with their SCT : I have a 8” Meade LX90ACF of which the collimation differs from one side of focus to...
Last post
I wonder if anybody has had the same problem with their SCT : I have a 8” Meade LX90ACF of which the collimation differs from one side of focus to...
11 Replies
7817 Views
Last post by andy brown
Thu Jun 17, 2021 5:26 pm
a little meade tlc
Replies: 3
by
yobbo89 »
Tue Apr 20, 2021 7:41 pm
First post
I think i've sorted out the mirror flop, seems like the clamp ring under ther geared mirror lock may of been a little too big, i cut it down 5 mm...
Last post
Please excuse my ignorance, but what are the teeth for?
3 Replies
2941 Views
Last post by yobbo89
Fri Jun 04, 2021 5:28 pm
8" Celestron 8SE or Orion SkyQuest XT10i IntelliScope?
Replies: 11
by
Power Ranger »
Sun Oct 25, 2020 6:19 pm
First post
After 20 years, I sold my Celestron Nexstar 5i. Now shopping for a new scope, I've narrowed it down to either the Nexstar 8SE or a 10 Orion SkyQuest...
Last post
Mine 8 inch GSO has a duel speed and the 10 inch skywatcher only a single but for visual both work about the same both are the toothless wonders , I...
11 Replies
7349 Views
Last post by Richard
Fri Jun 04, 2021 3:34 pm
OTA Humidity
Replies: 8
by
Graeme1858 »
Sat Feb 20, 2021 9:03 pm
First post
My corrector plate has been misting up on the inside in use! I keep the telescope in a Celestron case in the garage and put it away after a session...
Last post
I also have a bag of desiccant in the focuser/drawtube.
8 Replies
5198 Views
Last post by andy brown
Fri Jun 04, 2021 1:15 pm
Meade 16" acting flaky
Replies: 6
by
Ben Cartwright SASS »
Fri Apr 09, 2021 8:13 pm
First post
Our club has a 16 and a 12 LX200 Classic. I think the hand controller on the 16 is flaky, it moves the scope fine until it gets pointed at the zenith...
Last post
Can you check for continuity of the cable in different positions? Maybe one of the wire connections is getting worn.
6 Replies
4203 Views
Last post by andy brown
Fri Jun 04, 2021 1:10 pm
Fluid head for baby Mak?
Replies: 6
by
pakarinen »
Sat Apr 24, 2021 2:41 pm
First post
A nice thing about my 90mm Mak is it's very light weight. It rides well on my friction pan head, but manual slo-mo difficult - hard to avoid jerking...
Last post
I also have been looking for a good one for my 90mm Mak and ST80.
6 Replies
3663 Views
Last post by pakarinen
Sun Apr 25, 2021 12:36 pm
Guide Scope Mount Finally Arrived.......
Replies: 2
by
SMPhotography »
Sun Mar 21, 2021 10:47 pm
First post
Now if the cloud cover would only clear. According to Astrospheric.com, the clouds will not dissipate for another week.
Last post
What's the focal length of the guidescope and imaging rig?
2 Replies
2943 Views
Last post by Kerry C.
Tue Mar 23, 2021 2:02 am
A VMC200L
Replies: 20
by
notFritzArgelander »
Mon May 11, 2020 4:16 am
First post
I have troubles with astigmatism and field curvature for visual use in SCT and RC designs. The field always looks gauzy or hazy to me. I discovered...
Last post
US Hwy 491 between Monticello (Southeast) Utah and Cortez (Southwest) Colorado is one of the darkest roads in the country. I have driven it many...
20 Replies
27300 Views
Last post by JayTee
Tue Dec 29, 2020 10:08 pm
Dust and dew accumulation in a closed tube OTA
Replies: 3
by
DEnc »
Sun Oct 25, 2020 12:05 am
First post
I’m considering an 11” EdgeHD for astrophotography. Right now I often image in the California desert with a 4” achromat, where dust and dew are in...
Last post
I am a visual observer, but I would never use fans to blow stuff inside my 9.25 Edge. I would rather let it sit for a few hours to acclimate.
3 Replies
3480 Views
Last post by Bigzmey
Mon Nov 02, 2020 2:14 am
New to 10-inch Meade SCT
Replies: 15
by
mikemarotta »
Mon May 25, 2020 1:48 pm
First post
I borrowed one from my local club. I read the user manual before I set the telescope on the dining room table to work with it. Aside from everything,...
Last post
I had the 8 /203mm and liked it but traded for the 10 and it is a lot to handle. Would like a more permanent setup but a bit concerned about the...
15 Replies
10387 Views
Last post by quigly7777
Fri Oct 16, 2020 6:25 pm
Issue with my Celestron Astro Fi 5 SCT
Replies: 11
by
Oxous »
Sat May 16, 2020 5:46 pm
First post
Greeting everyone,
Last post
With the electronics of these mounts they tend to operate better on 12V DC than using a AC to DC converter as you can get voltage spikes from the...
11 Replies
8512 Views
Last post by Lady Fraktor
Sat Sep 26, 2020 8:00 pm
Improving balance of Mak on my Alt/Az mount.
Replies: 2
by
John Baars »
Mon Sep 07, 2020 9:16 pm
First post
This is what my GnG Maksutov scope looked like.
Last post
Good modification John and should contribute to ease of use.
2 Replies
3193 Views
Last post by helicon
Sat Sep 12, 2020 4:00 pm
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