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Last post

Odd issue with flats!

Last post by UlteriorModem « Mon Dec 27, 2021 3:07 pm
Replies: 5
by UlteriorModem » Sat Dec 25, 2021 7:59 pm

First post

Yesterday I shot a set of flats using my trusty old home made light box.

But today I went to calibrate and stack the master flat. Which I did but...

Last post

A brief update.

As it turns out I had NEVER replaced or dried out the dessicant tablets in the 071 so they had lasted about 3-4 years!

The ASI071mc...

5 Replies

2355 Views

Last post by UlteriorModem
Mon Dec 27, 2021 3:07 pm
Suggested cheap guide camera if such a thing is possible?

Last post by chris_g « Wed Dec 15, 2021 4:32 pm
Replies: 23
by cumbrianwolf » Wed Dec 08, 2021 11:02 am
1

2
First post

I tried the search feature but since we all have differing mounts and equipment set-ups I thought it was best to ask directly as it is a minefield...

Last post

Not that much more expensive than the ZWO 120mm, good choice for some dual use.

Good luck and Clear Skies! Not that there has been that much of...
23 Replies

16018 Views

Last post by chris_g
Wed Dec 15, 2021 4:32 pm
Sharpstar 61 EDPHII CA Issues

Last post by notFritzArgelander « Sun Dec 12, 2021 11:01 pm
Replies: 12
by Juno16 » Sun Nov 07, 2021 4:20 pm

First post

Hi Everyone,

I figured that I would post this information in case anyone here is impacted.

I purchased a Sharpstar 61 EDPHII earlier this year. I...

Last post

Absolutely nFA. Especially considering it is an APO!

No explanation except that they offered to send me a replacement objective lens assembly....

12 Replies

5552 Views

Last post by notFritzArgelander
Sun Dec 12, 2021 11:01 pm
How to tell the difference between sides of a filter

Last post by chris_g « Mon Nov 29, 2021 3:07 pm
Replies: 3
by chris_g » Mon Nov 29, 2021 6:19 am

First post

Hello all,

While removing the L-eNhnce fitter from the camera rotator, I inadvertently unscrewed the filter itself from its two-inch ring. I can...

Last post

Hi Chris,

The blue ring on my L-eNhance is on the top if you place the filter on a table with the threads down.
So, when the filter is in my filter...

3 Replies

1898 Views

Last post by chris_g
Mon Nov 29, 2021 3:07 pm
How do you frame the image when using an OAG?

Last post by dcrowson « Mon Nov 29, 2021 3:29 am
Replies: 1
by SkyHiker » Mon Nov 29, 2021 12:41 am

First post

I have an ASI2600 with an OAG. I believe the ASI2600 has some rotation mechanism. Because of the OAG I cannot simply rotate the sensor to frame the...

Last post

I see the largest scope you have in your sig is a 12 RC. I have the Astro-Tech model. I've been imaging with a similar-sized chip camera (STF-8300M)...

1 Replies

1612 Views

Last post by dcrowson
Mon Nov 29, 2021 3:29 am
guide scope and camera recommendation

Last post by AstroBee « Fri Nov 26, 2021 11:51 pm
Replies: 12
by alexd106 » Fri Nov 19, 2021 10:25 pm

First post

Hi all

I currently have a sykwatcher equinox 80 ED on a EQ5 mount. Does anyone have any recommendations for a good guide scope and camera for this...

Last post

@AstroBee Have you created the equipment profile on PHD2? See page 7 in the manual. That should determine the correct camera PHD2 requires.

I have,...

12 Replies

4049 Views

Last post by AstroBee
Fri Nov 26, 2021 11:51 pm
Problem night

Last post by Greenman « Tue Nov 23, 2021 4:11 pm
Replies: 5
by Ken_nneth » Mon Oct 18, 2021 9:09 am

First post

What a night. Finally got an evening with clear skies, set my new scope (TS-Optics 70 mm f/5 Quadruplet) on the mount (iOptron CEM60) attached all...

Last post

Ah, I share this feeling. I spent several hours trying to get CFM working in Windows 11, only to find that the handset was not corrupted. Yep, my...

5 Replies

2471 Views

Last post by Greenman
Tue Nov 23, 2021 4:11 pm
Question about using Narrowband filters

Last post by STEVE333 « Tue Nov 23, 2021 4:37 am
Replies: 2
by jazzin » Fri Oct 15, 2021 11:20 pm

First post

Can you do something like HaOIIIRGB with a modified dslr? I have a Ha filter and a CLS-CCD filter but was wondering if adding the OIII component...

Last post

You can certainly use an Oiii filter with a DSLR. The problem with using a DSLR for this is that the Oiii wavelength falls about half way between the...

2 Replies

1759 Views

Last post by STEVE333
Tue Nov 23, 2021 4:37 am
My DSO astrophotography method for beginners

Last post by Jnicholes « Wed Nov 17, 2021 1:09 am

by Jnicholes » Wed Nov 17, 2021 1:09 am

Hi everyone,

I received a request from someone that they wanted to see my equipment setup and my technique for taking DSO photos with my Iphone. I...

0 Replies

1407 Views

Last post by Jnicholes
Wed Nov 17, 2021 1:09 am
New EAF system in image train with reducer

Last post by JayTee « Sat Nov 13, 2021 9:20 pm
Replies: 1
by JeffBevan » Sat Nov 13, 2021 2:07 pm

First post

I just purchased a Starlight Express EAF and my question is does my focal reducer stay on the back of the OTA or does it move? 12 Meade LX 200 ota.

Last post

Your focal reducer has an optimum distance it needs to be from your camera's sensor. This number does not change just because you added the EAF. You...

1 Replies

1426 Views

Last post by JayTee
Sat Nov 13, 2021 9:20 pm
Added a mini-pc to my rig.

Last post by Larry 1969 « Thu Nov 11, 2021 11:28 am
Replies: 4
by starfield » Sun Oct 31, 2021 9:38 pm

First post

So in an effort to simplify my setup, I decided to try and add a mini PC to my rig. I went ahead and added a BeeLink mini PC to a longer plate....

Last post

That's nice! Given the weight of my EQ6R that is likely in my future.

Thanks. My son made it for me but I'm sure you could find a shop to make...

4 Replies

2241 Views

Last post by Larry 1969
Thu Nov 11, 2021 11:28 am
Slew, Sync and Frame - Am I doing something wrong?

Last post by AstroBee « Wed Nov 10, 2021 6:48 am
Replies: 5
by chris_g » Tue Nov 09, 2021 6:04 am

First post

Ok, what's wrong here or what am I not understanding. After I polar align, I'm using NINA TPPA because I can't see Polaris, I then do a star...

Last post

Orthogonality could be your problem too...

But still, don't re-slew after you plate-solve. Re-slewing is basically telling the scope to go back to...

5 Replies

2512 Views

Last post by AstroBee
Wed Nov 10, 2021 6:48 am
Canon T7 versus Svbony Sv205 8mp

Last post by JayTee « Wed Nov 03, 2021 5:35 pm
Replies: 3
by gcorniani_br » Wed Nov 03, 2021 2:09 pm

First post

Hello everybody

I just move from my Svbony Sv205 8mp camera to a Canon T7 with my Celestron 6” (150mm) Schmidt Cassegrain telescope. I'm a little...

Last post

Use a 2 or 3x Barlow with your Canon 7D. Your image sizes are smaller because the Canon sensor is so much bigger than the Svbony. That's why you need...

3 Replies

1722 Views

Last post by JayTee
Wed Nov 03, 2021 5:35 pm
Sktwatcher HEQ5 Pro First Impressions

Last post by Juno16 « Mon Nov 01, 2021 11:50 pm
Replies: 2
by Juno16 » Mon Nov 01, 2021 8:20 pm

First post

Thank you everyone for your very helpful replies on the thread New Mount Advice

As you can tell by the title of this thread, my new mount is the...

Last post

Nice read Jim! Glad you're happy with it, and that your old AVX did you good and is still useful.

Now I have to be honest (not being an AP person...

2 Replies

1622 Views

Last post by Juno16
Mon Nov 01, 2021 11:50 pm
OAG setup

Last post by JayTee « Sat Oct 23, 2021 1:10 am
Replies: 1
by KathyNS » Fri Oct 22, 2021 11:41 pm

First post

I bought a second-hand OAG, getting set up for galaxy season next spring. It is the ZWO OAG, and it included the matching helical focuser.

After...

Last post

It sounds useable to me. The proof will be in the pudding. Let us know when you make the pudding!

1 Replies

1521 Views

Last post by JayTee
Sat Oct 23, 2021 1:10 am
astrophotography: svbony camera or dslr?

Last post by JayTee « Thu Oct 21, 2021 8:25 pm
Replies: 1
by gcorniani_br » Thu Oct 21, 2021 10:01 am

First post

Hello experts

i have a Svbony 8M camera and was wondering if a Canon EOS camera would capture better images. What are your opinions?

Thanks

Last post

It depends on what objects you plan on imaging. Planetary imaging has a much different requirement than deep sky imaging. Your Svbony is probably...

1 Replies

1373 Views

Last post by JayTee
Thu Oct 21, 2021 8:25 pm
ES HR and camera

Last post by turboscrew « Mon Oct 11, 2021 4:08 pm
Replies: 7
by turboscrew » Tue Sep 28, 2021 2:58 pm

First post

How do you use a camera with Explore Scientific HR coma corrector?
I understood that for photography you are supposed to remove the CC's helical...

Last post

My guess now is that you usually don't use coma corrector with barlow, because when you use barlow, the target is usually small enough to fit into...

7 Replies

2509 Views

Last post by turboscrew
Mon Oct 11, 2021 4:08 pm
N.I.N.A. Three Point Polar Alignment

Last post by chris_g « Thu Sep 30, 2021 7:44 pm
Replies: 21
by Juno16 » Tue Aug 17, 2021 10:49 pm
1

2
First post

I know that I am late to the party, but better late than never!

I just want to share my experience last night with the N.I.N.A. plugin Three Point...

Last post

Aligning the guide scope with the OTA for plate solving is a one time task, once it's done and you don't touch it you should be good for future...
21 Replies

16662 Views

Last post by chris_g
Thu Sep 30, 2021 7:44 pm
First light ASI2600MC and ZWO filter wheel

Last post by SkyHiker « Mon Sep 27, 2021 4:25 am

by SkyHiker » Mon Sep 27, 2021 4:25 am

This is my first attempt at a narrowband image with the ASI2600MC and the 7 position 36 mm ZWO filter wheel. I recently presented a basic test in...

0 Replies

1308 Views

Last post by SkyHiker
Mon Sep 27, 2021 4:25 am
First test ASI2600MM and ZWO filter wheel

Last post by SkyHiker « Sun Sep 26, 2021 2:27 am

by SkyHiker » Sun Sep 26, 2021 2:27 am

It's about time to start using my ASI2600MM and the ZWO 7 position 36 mm filter wheel that I bought a half year ago. I had been distracted with...

0 Replies

1274 Views

Last post by SkyHiker
Sun Sep 26, 2021 2:27 am
GT 71 or Others

Last post by Ed217 « Fri Sep 24, 2021 10:42 am
Replies: 1
by astrographymc » Mon Aug 16, 2021 4:48 pm

First post

hi folks,

Currently I am using a Redcat 51 and an ES ED 127 mm APO Triplet. Now I want a focal length in between. I am thinking of WO GT 71, which...

Last post

I have both a GT71 and a Z61. I also have the SGP and a much larger Celestron AVX rig. The GT71 is a great scope that also comes with a flattener....

1 Replies

1462 Views

Last post by Ed217
Fri Sep 24, 2021 10:42 am
focus differences between 294 and 183

Last post by graywmj5 « Wed Sep 15, 2021 10:28 pm
Replies: 3
by graywmj5 » Wed Sep 15, 2021 1:24 pm

First post

HI all,

I have a focusing issue that I am struggling to understand. I currently use an ASI294 and ASI183 on a C11(CS) with Hyperstar. The 294...

Last post

Thanks for your responses. I have the 294 and my 1st profile and the 183 as my second. I should be using the second profile for the 183. Yes, I did...

3 Replies

1700 Views

Last post by graywmj5
Wed Sep 15, 2021 10:28 pm
Flattener Only For William Optics GT81

Last post by chris_g « Wed Sep 01, 2021 2:59 pm
Replies: 1
by astrographymc » Wed Sep 01, 2021 4:35 am

First post

Are there any only flattener (not reducer) that can be used with WO GT81? I want to use the focal length 478mm for the scope , not the reduced 382mm...

Last post

Are there any only flattener (not reducer) that can be used with WO GT81? I want to use the focal length 478mm for the scope , not the reduced 382mm...

1 Replies

1230 Views

Last post by chris_g
Wed Sep 01, 2021 2:59 pm
Should I buy this filter

Last post by lostone « Sat Aug 21, 2021 12:50 am
Replies: 6
by astrographymc » Wed Aug 11, 2021 2:35 pm

First post

I use an Optolong L Enhance with my mirrorless Sony. Now I am upgrading to ZWO ASI533 MC Pro. Should I buy an L extreme? I live in a Bortle 4 zone....

Last post

I use an Optolong L Enhance with my mirrorless Sony. Now I am upgrading to ZWO ASI533 MC Pro. Should I buy an L extreme? I live in a Bortle 4 zone....

6 Replies

1605 Views

Last post by lostone
Sat Aug 21, 2021 12:50 am
Suggestions for imaging DSOs

Last post by JayTee « Wed Aug 18, 2021 6:18 am
Replies: 1
by astrographymc » Wed Aug 18, 2021 2:57 am

First post

I have a 5 APO Triplet (952mm focal length) and a WO Redcat. My mount has 30 lbs payload. Now, I have these options -

1. A 6 RC for higher focal...

Last post

I have a 6 RC (by TPO). It's not used for fainter objects because that can be made up for with more exposure time using any size objective, but what...

1 Replies

732 Views

Last post by JayTee
Wed Aug 18, 2021 6:18 am

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