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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
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  • 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
September 28, 2025 Admin

Alex Pettit’s advice on how to be meticulous in matching and verifying each feed system on my dual monopole cantenna on LRO-H2(SCRT).

Andrew,  if you Really want to do this you need to be Meticulous in Matching and Verifying Each feed system.

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Uncategorized
September 28, 2025 Admin

Why is there a slope of Easy Radio Astronomy (ezRA) ezCol data collection from my radio telescopes?

The screenshot below shows data collection on ezCol from both LRO-H2 Monopole 1 and LRO-H2 Monopole 2 (2 orthogonal polarisations

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Uncategorized
September 27, 2025 Admin

“First Light” on LRO-H2 (150cm Parabolic Solar Cooker Radio Telescope at Lichfield Radio Observatory) with two orthogonal monopoles in the cantenna prime focus waveguide 27/9/2025 @ 10:35 BST (UTC+1)

At last! Go this 2nd monopole installed on the cantenna at 90 degrees to first – so now I can

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Radio Interferometry
September 27, 2025 Admin

SDRplay RSPDuo & radio interferometry

Short answer — yes you can do radio interferometry with the SDRPlay RSPDuo software defined radio, but with caveats. Downloads

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Radio observation in hydrogen line (1420MHz)Uncategorized
September 22, 2025 Admin

Result of Processing all LRO1+2+3 data using -ezConGalCrossingGLatNear 0-5 (change default 5degs to 0-5degs) 21/9/25

Ted Cline who has written ezRA has now added a new feature which gives users the ability to limit data

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Radio observation in hydrogen line (1420MHz)
September 22, 2025 Admin

An attempt at creating a ready-to-run GNU Radio Companion flowgraph + Python calibration script, tuned for 1420 MHz hydrogen line work.

A ready-to-run GNU Radio Companion flowgraph + Python calibration script, tuned for 1420 MHz hydrogen line work. Downloads to go

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Uncategorized
September 22, 2025 Admin

A practical recipe for successfully improving signal detection using two orthogonal monopoles in a cantenna.

A practical recipe for successfully improving signal detection using two orthogonal monopoles in a cantenna. Great — here’s a practical

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Radio Interferometry
September 22, 2025 Admin

Is a shared clock required for interferometry with two software-defined radios, one per receiver?

Short answer: it depends on how you plan to combine the two channels: Practical options for your setup What to

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Uncategorized
September 20, 2025 Admin

Adding second monopole onto 1420 MHz cantenna at 90 degrees to first monopole in attempt to improve signal.

I tried adding second monopole onto 1420 MHz cantenna at 90 degrees to first monopole in attempt to improve signal,

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Radio Interferometry
September 20, 2025 Admin

Open Source Tools / Libraries for interferometry

There are several open-source software tools and libraries for interferometry / correlator / radio astronomy work. Depending on how much of the

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Recent Posts

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  2. Wolfgang Hermann on Is 145mm or 165mm better diameter for hydrogen line cantenna? Is a can that is 160mm diameter x 165 mm height a good choice for this?
  3. Wolfgang Hermann on Is 145mm or 165mm better diameter for hydrogen line cantenna? Is a can that is 160mm diameter x 165 mm height a good choice for this?
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  5. Adrian Clausall on Julian Palmer Design Monopole Probe Assembly for Cantenna 12/12/2025

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