About Astrojohn

I am a science geek! Interests Astronomy, Skiing, Philosophy, basically any form of technology including writing automation software for my observatory. I will also share this with others using the same EQMOD/Astroart tool set.

Slideshow

Freeware!

Observation Manager Click to join AA5ObsMgr

Click to join AA5ObsMgr

Clear night at Woodland Observatory – 8/10/2018

The sky was clear but a lot of heat rising from the ground. 3 X 300 seconds for R G B with RC Astrograph Processed with Observation manager 9.12e using Astroart 7 script interface.

 

 

Great new resource to introduce you to astronomy

Jenny Hobby Help!

Jenny has dedicated considerable time and effort to create an introduction to astronomy and how to get started. Great for schools. I know there are a lot of my followers that download the KS2 introduction to the universe simulations and Celestia scripts and classroom teaching aids (currently about 376 downloads).

Take a […]

Check out the new LINKS for finding reference stars and time adjustments for Einstein, Barycentric and Heliocentric time

This is the link on this site:

Links

John

 

Latest Spectra of bright star Phad in Plough

This is an easy one as it is an A0 spectral type.

Type Ao with SA200 grating

19th March M51

M51 2X300sec per colour

Just a quick image as I was trying to set up my new SA200. Without much success!!

AAVSO Award!

Time flies when you are busy!!

Minimal Observation Manager Freeware added to download.

Version 9.12c is in downloads now. Minimal configuration with only essential files in folder.

Still needs to be configured for your system.

 

All the best

John

 

Quick Monochrome image of the Triangulum Pinwheel -PGC 5818 in V filter.

 

Very short exposure to look for Supernova on 19 Nov 2017!Nearly 3 million Light Years away (NGC 0589)

Very core of our nearest Galaxy – Andromeda at 2.5 Million Light years.

Bit too big for my field of view (26′ by 21′). But nice pic of the inner […]

Even more accurate binary data using AA6 SP3 and new camera.

UX UMA new data using new camera and new software AA6 SP3.

The zero point is Mag 14 the time is 2017-08-27T 23:16:19.5′ / LT for start of image exposure 80sec. The orange is the check star. The measurement is done against 3 reference stars from AAVSO.

V Filter (Green) and the setup was […]

Captured an eclipse of a binary star system 13 years ago!

Yes, we are looking back in time for every star we observe. This one is designated UX Uma, in the ‘Plough’. The binary star system is 13.06 Light Years away. So last night I watched as a smaller dwarf star passed in front of a larger star but they are very close together. So my […]