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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
Radio observation in hydrogen line (1420MHz)
December 1, 2023 Admin

Determining the galactic rotation curve of the Milky successfully with my 1420MHz array

Galactic rotation curve from my data: Below shows exercise of picking points for curve above in my data: Compare my

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Radio observation in hydrogen line (1420MHz)
November 30, 2023 Admin

Interferometer test rig

My proposed test rig for interferometer, although I intend to change the splitter to power splitter. Andy

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Radio observation in hydrogen line (1420MHz)
November 30, 2023 Admin

The 2 aerials of LIMA (Lichfield Interferometer Mini Array) 30/11/23

I still don’t think my interferometer is going to work! But here the 2 x Nooelec 1420MHz mesh antennae that

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Radio observation in hydrogen line (1420MHz)
November 30, 2023 Admin

Getting closer to the horizon on 1420MHz array…..

I have added some extension arms to the elevation mechanism on my homemade wooden mount for my 1420MHz hydrogen array

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Radio observation in hydrogen line (1420MHz)
November 28, 2023 Admin

The hydrogen map develops!

The arms of the Milky Way are beginning to emerge in my 1420Mhz radio telescope using ezRA software and 86

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Radio observation in hydrogen line (1420MHz)
November 23, 2023 Admin

“First Light” of AD8302 Interferometer Board….without aerials!!

I decided to see what output came out of the AD8302 phase comparator on my interferometer board – no aerials.

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Radio observation in hydrogen line (1420MHz)
November 20, 2023 Admin

Processing ezCol_Data 201123@1300 (End 1st map 1420MHz Milky Way (6 elevation data points))

Results of my first mapping exercise of Milky Way at 1420.405Mhz from Lichfield, UK, covering available sky in this area.

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Radio observation in hydrogen line (1420MHz)
November 20, 2023 Admin

Results of mapping Milky Way 1420.405Mhz (Hydrogen) 20 November 2023 @ 01:00

RTL-SDR Blog V3 Software Defined Radio Ptarmigan Triffid 86 x 86 ex-military dipole array antenna ezRA software for collection and

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Radio observation in hydrogen line (1420MHz)
November 18, 2023 Admin

“Completed” 1420.405Mhz(Hydrogen) Radio Interferometer Receiver based on AD8302 chip 18/11/23

“Completed” Radio Interferometer Receiver for 1420.405MHz Hydrogen work……well, I say completed = also needs 2 x coax cables with SAWBird+

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Radio observation in hydrogen line (1420MHz)
November 18, 2023 Admin

Talk on my hydrogen line work to date given to British Astronomical Association Radio Astronomy Group 13/11/2023

I was invited to speak to the British Astronomical Association Radio Astronomy Group on my hydrogen line radio astronomy work

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Recent Posts

  • Comparing H-Line Cantenna Dimensions different diameters of the can
  • Calculating dimensions for 1420 MHz hydrogen line cantenna to use as waveguide for 150cm dish
  • SETI League Excel Spreadsheet Templates (Calculators)
  • Suggested dimensions for a 3 metre H-Line Aperture Horn Antenna
  • Notes on SETI-style “Horn of Plenty” horn antenna tuned to H-Line

Recent Comments

  1. Admin on What is a geodesic parabolic dish?
  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?
  4. Yoshi Takeyasu on What is a geodesic parabolic dish?
  5. Adrian Clausall on Julian Palmer Design Monopole Probe Assembly for Cantenna 12/12/2025

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Categories

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