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

Astronomy observatory in Staffordshire, England.

  • Calculators
  • Contact me
  • Equipment List at Lichfield Radio Observatory
  • Grafana Dashboard Cosmic Watch Detectors
  • History and description of Lichfield Radio Observatory (LRO)
  • Links to other SID monitoring sites
  • Live data from UKRAA Sudden Ionospheric Disturbance Monitor at LRO (SIDs)
  • Live feed from SuperSID monitor
  • Live feed from UKRAA CosmicWatch Muon Detectors
  • Live feed from UKRAA Magnetometer
  • Live feed from UKRAA PicoMuon Muon Detector
  • Live feeds at Lichfield Radio Observatory (LRO)
  • Live Radio meteor observations and meteor counts
  • Live stream from 1420MHz hydrogen-line 86cm Ptarmigan Triffid Dipole Array
  • Privacy Policy
  • Publications & Presentations
  • SHOOS - SARA Hydrogen-Observing Overall Survey

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

Astronomy observatory in Staffordshire, England.

  • Calculators
  • Contact me
  • Equipment List at Lichfield Radio Observatory
  • Grafana Dashboard Cosmic Watch Detectors
  • History and description of Lichfield Radio Observatory (LRO)
  • Links to other SID monitoring sites
  • Live data from UKRAA Sudden Ionospheric Disturbance Monitor at LRO (SIDs)
  • Live feed from SuperSID monitor
  • Live feed from UKRAA CosmicWatch Muon Detectors
  • Live feed from UKRAA Magnetometer
  • Live feed from UKRAA PicoMuon Muon Detector
  • Live feeds at Lichfield Radio Observatory (LRO)
  • Live Radio meteor observations and meteor counts
  • Live stream from 1420MHz hydrogen-line 86cm Ptarmigan Triffid Dipole Array
  • Privacy Policy
  • Publications & Presentations
  • SHOOS - SARA Hydrogen-Observing Overall Survey
Uncategorized
August 1, 2025 Admin

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

It sounds like your HP Mini 600 G4 isn’t detecting the Ubuntu installation after reboot — a common issue that

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Uncategorized
August 1, 2025 Admin

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

To completely reset your HP Mini 600 G4 and remove all traces of BitLocker, Windows, and old partitions, you can fully wipe the internal

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Attending & talking at conferences and workshops
July 31, 2025 Admin

European Astrofest 2026 dates

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

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Radio observation in hydrogen line (1420MHz)
July 31, 2025 Admin

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

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

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Uncategorized
July 30, 2025 Admin

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

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.

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Uncategorized
July 30, 2025 Admin

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

For Windows 11 and resizing MP4 video files in batch, here are your best options: ✅ Option 1: FFmpeg (Recommended –

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Uncategorized
July 30, 2025 Admin

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

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

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Uncategorized
July 30, 2025 Admin

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

Here’s a standalone Python script you can run on your Linux system later. It generates two synthetic signals, performs FFT-based correlation,

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Uncategorized
July 30, 2025 Admin

CPU and RAM Comparison for processing radio astronomy data

The Intel i5-8500 with 16GB RAM will be noticeably faster than the i5-6500 with 8GB RAM for processing radio astronomy data, but

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Linux for Radio Astronomy
July 25, 2025 Admin

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

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

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Recent Posts

  • What alternatives are there available to Nooelec SAWBird H1 with inbuilt resistor to use to generate reference samples for hydrogen line work?
  • Am I right to be concerned that Tohtsu CX-520D will degrade the signal too much when added in front of LNA on 1420 MHz radio telescope?
  • How much loss does Tohtsu CX-520D coaxial relay add to 1420 MHZ radio telescope?
  • Comparing (i) masthead LNA with coaxial switch for reference samples, (ii) Nooelec SAWBird H1 LNA with inbuilt 50 ohm switched reference resistor, (iii) 8M bandwidth signal using part away from hydrogen line as reference.
  • Beta testing ezColS251107cPeeee.py on LRO-H2 with RSPduo 8/11/2025

Recent Comments

  1. Alex Pettit on Compare the performance of 80cm, 90cm, 100cm, 110cm, 110cm, 140cm, 150cm, 180cm, 240cm, 300cm, 500cm, 1000cm dishes for 1420MHz amateur radioastronomy
  2. Admin on What are best specifications for cavity filters for 1420 MHz Hydrogen Line work?
  3. Alex Pettit on What are best specifications for cavity filters for 1420 MHz Hydrogen Line work?
  4. Marcus D. Leech on What are best specifications for cavity filters for 1420 MHz Hydrogen Line work?
  5. Alex Pettit on What are best specifications for cavity filters for 1420 MHz Hydrogen Line work?

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