Skip to content

astronomy.me.uk The Website of Lichfield Radio Astronomy Observatory (LRO)

Astronomy observatory in Staffordshire, England.

astronomy.me.uk The Website of Lichfield Radio Astronomy Observatory (LRO)

Astronomy observatory in Staffordshire, England.

  • Live feeds at Lichfield Radio Observatory (LRO)
  • Calculators
  • Telescopes & Associated Equipment at Lichfield Radio Observatory
  • History and description of Lichfield Radio Observatory (LRO)
  • Publications & Presentations
  • Links to other observers’ SID monitoring sites
  • SHOOS – SARA Hydrogen-Observing Overall Survey
  • Contact me
Uncategorized

HP Mini 600 G4 isn’t detecting the Ubuntu installation after reboot.

Admin August 1, 2025 No Comments

It sounds like your HP Mini 600 G4 isn’t detecting the Ubuntu installation after reboot — a common issue that can happen due to: ✅ Immediate Diagnostic Steps 1. Check…

Windows

To completely reset your HP Mini 600 G4 and remove all traces of BitLocker, Windows, and old partitions.

Admin August 1, 2025 No Comments

To completely reset your HP Mini 600 G4 and remove all traces of BitLocker, Windows, and old partitions, you can fully wipe the internal drive using a Live Ubuntu USB.…

Attending & talking at conferences, workshops & societies

European Astrofest 2026 dates

Admin July 31, 2025 No Comments

Kensington Conference and Events Centre, The Town Hall, Hornton Street, London, W8 7NX Opening times Friday 6th February 2026: 9am – 6pm Saturday 7th February 2026: 9am – 6pm

Radio observation in hydrogen line (1420MHz)

Why M57 is a poor radio astronomy target for amateurs using H-Line radio telescopes

Admin July 31, 2025 No Comments

In short: no prominent absorption line in Messier 57 is known near the 21 cm hydrogen line (1420.4058 MHz). However, let’s break that down in detail — because what you’re really asking…

Windows

How to force the Handbrake app in Windows to use MP4 with H.265 and retain your audio quality

Admin July 30, 2025 No Comments

If H.265 (x265) in HandBrake is defaulting to MKV instead of MP4, it’s because some video/audio combinations aren’t supported in MP4 containers. Here’s how to force MP4 with H.265 and…

Windows

Options available in Windows 11 for resizing MP4 video files in a batch

Admin July 30, 2025 No Comments

For Windows 11 and resizing MP4 video files in batch, here are your best options: ✅ Option 1: FFmpeg (Recommended – Powerful & Free) Step-by-Step: This will: 🔧 You can…

GNU Radio

Performance comparison for FFT-based correlation of a 1,000,000-sample dataset for variety of computers with different specifications

Admin July 30, 2025 No Comments

Here’s a performance comparison for FFT-based correlation of a 1,000,000-sample dataset, using your original reference system (i5-6500, 8GB) and several upgraded configurations, including newer 12th-gen Intel CPUs. ⚙️ Test Overview…

Uncategorized

Standalone Python script to generate two synthetic signals and performs FFT-based correlation.

Admin July 30, 2025 No Comments

Here’s a standalone Python script you can run on your Linux system later. It generates two synthetic signals, performs FFT-based correlation, and saves the result to a timestamped .npy file…

Radio Astronomy

CPU and RAM Comparison for processing radio astronomy data

Admin July 30, 2025 No Comments

The Intel i5-8500 with 16GB RAM will be noticeably faster than the i5-6500 with 8GB RAM for processing radio astronomy data, but the actual performance gain depends on the nature…

Linux for Radio Astronomy

astro-all is not a valid package in Ubuntu by default

Admin July 25, 2025 No Comments

No, astro-all is not a valid package in Ubuntu by default. If you run: You’ll likely get an error like: Alternatives to astro-all If you’re looking to install a comprehensive…

Posts pagination

1 … 73 74 75 … 115

« Previous Page — Next Page »

Categories

  • ADVISORY NOTICE & DISCLAIMER
  • Aerials & Antennae
  • Astronomy Art
  • Astronomy General Articles
  • Astrophotography
  • Attending & talking at conferences, workshops & societies
  • Aurorae Boreolis
  • Building radio telescopes
  • Cartoons
  • Cloud Chambers
  • Computer equipment for astronomy
  • Easy Radio Astronomy Software (ezRA)
  • Frequencies
  • Geoptik Nadirus 2BW Digital Setting Circles
  • GNU Radio
  • Hardware
  • International Space Station (ISS)
  • Introduction
  • Jupiter Radio Astronomy
  • KerberosSDR & Raspberry PI
  • Lichfield Radio Observatory (LRO) & its Equipment
  • Linux for Radio Astronomy
  • LRO-H1 Radio Telescope (86cm x 86cm Ptarmigan Triffid 4×4 Dipole Array)
  • LRO-H2 Radio Telescope (150cm Solar Cooker Dish)
  • LRO-H3 Radio Telescope (Alex Pettit H-Line Yagi)
  • Magnetometer
  • Making own Image Intensified Eyepieces
  • Maser Radio Observations
  • Meteor detection by radio
  • Michel Safir
  • Microscopy
  • Minolta AF 85mm F1.4 camera lens
  • MLAstro SHG 700 Spectroheliograph
  • Multimeters
  • Muon Detection
  • My interests in astronomy
  • NanoVNA
  • Night Sky Talks
  • Non-astronomy posts
  • Nooelec SAWBird LNAs
  • Observing Night Sky
  • Photography
  • Poetry & Songs
  • Pulsars
  • Radio Astronomy
  • Radio Interferometry
  • Radio observation in hydrogen line (1420MHz)
  • RTL-SDR Blog Software-Defined Radios (SDRs)
  • SARA
  • Science Fiction
  • SDRplay RSPduo Software-Defined Radio (SDR)
  • Seestar S50 Telescope
  • Settings Radio Meteor Scatter Experiment
  • Software
  • Solar
  • Solar Cooker 1.5m Parabolic Dish Radio Telescope
  • Sony Alpha 7 Camera
  • Sony Alpha 99 Full-Frame Camera
  • Spectroscopy
  • Testing radio astronomy equipment
  • The 20 Metre Skynet Radio Dish at Green Bank Observatory
  • Thypoch Simera 35mm f/1.4 lens
  • Uncategorized
  • USRP B210 Software-Defined Radio
  • Videopad Software
  • VLF Radio Detection of SIDs (Very low Frequency detection of Sudden Ionospheric Disturbances)
  • Waveguides
  • Weather
  • Website management
  • Whisper Software
  • Windows
  • Wordpress

Recent Posts

  • Best medium format lenses to use with my Sony A99 camera.
  • On two coincident muon detectors, with scintillators 5 x 5 cm horizontally, and 6cm between detectors what reduction in detection would you expect from geometry alone compared to 1cm between detectors?
  • Has anyone measured effect of temperature on response of scintillators in Cosmic Watch muon detectors?
  • What are types of cloud chamber?
  • When a muon travels through our atmosphere, what is the chance that it will interact with something in the atmosphere?

Recent Comments

  1. Admin on My 150cm LRO-H2 hydrogen line radio telescope is pointed azimuth 168 degrees, elevation 75 degrees, and collecting data by 24-hour transit scans. Which Milky Way parts does it pass through when trace shows one or two arms?
  2. Jason Burnfield on Plots of data collected using Brian Coleman’s self-made hydrogen-line feed placed at correct (I think…but maybe not?) focal point on the LRO-H2 telescope (150cm Solar Cooker Radio Telescope) & pointed towards either outer Milky Way (1 spiral arm seen) or inner Milky Way (2 spiral arms seen) 16 May 2026
  3. Hugh Goodwin on My 150cm LRO-H2 hydrogen line radio telescope is pointed azimuth 168 degrees, elevation 75 degrees, and collecting data by 24-hour transit scans. Which Milky Way parts does it pass through when trace shows one or two arms?
  4. Is there any record available of how brightness supernova 2026 in ngc 5907 has changed? – astronomy.me.uk The Website of Lichfield Radio Astronomy Observatory (LRO) on Current brightness of supernova in NGC5907
  5. Key documents for making your own Jason Burnfield 1.5m mini hydrogen line radio telescope and using this to successfully take a spectrum on M31 Andromeda Galaxy (and hopefully even the M33 Triangulum Galaxy). – astronomy.me.uk The Website of Lichfie on Alex Pettit’s Instructions for making an umbrella antenna and cakepan loop hydrogen line feed:

Archives

  • May 2026
  • April 2026
  • March 2026
  • February 2026
  • January 2026
  • December 2025
  • November 2025
  • October 2025
  • September 2025
  • August 2025
  • July 2025
  • June 2025
  • May 2025
  • April 2025
  • March 2025
  • February 2025
  • January 2025
  • December 2024
  • November 2024
  • October 2024
  • September 2024
  • August 2024
  • July 2024
  • June 2024
  • May 2024
  • April 2024
  • March 2024
  • February 2024
  • January 2024
  • December 2023
  • November 2023
  • October 2023
  • September 2023
  • June 2019
  • February 2019
  • April 2012

You missed

Uncategorized

Best medium format lenses to use with my Sony A99 camera.

Uncategorized

On two coincident muon detectors, with scintillators 5 x 5 cm horizontally, and 6cm between detectors what reduction in detection would you expect from geometry alone compared to 1cm between detectors?

Uncategorized

Has anyone measured effect of temperature on response of scintillators in Cosmic Watch muon detectors?

Muon Detection

What are types of cloud chamber?

All content is provided without any warranty of any kind. Use of the content of this website is entirely at your own risk, and we are not responsible for any injury or damage or loss of data or amenity arising from following advice in this website.

astronomy.me.uk The Website of Lichfield Radio Astronomy Observatory (LRO)

Astronomy observatory in Staffordshire, England.

Copyright © All rights reserved | Blogarise by Themeansar.