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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)
August 25, 2024 Admin

Results of shootout between Alex Pettit 21cm Yagi and Ptarmigan ex-military array (band 3)

Nooelec H1 LNA on both Recorded similar time period in few days up to 25/8/2024. ezRA software – ezCol for

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Radio observation in hydrogen line (1420MHz)
August 23, 2024 Admin

Alex Pettit 21cm hydrogen plate Yagi antenna – data 21-23/8/2024 at 163 degrees azimuth, 77 degrees altitude

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Radio observation in hydrogen line (1420MHz)
August 23, 2024 Admin

Results of first full drift scan of sky with Alex Pettit 21cm Patch Yagi Antenna from LRO.

Data collected and processed in ezRA suite. The graph below can be seen to peak when crosses Milky Way x2

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Radio observation in hydrogen line (1420MHz)
August 22, 2024 Admin

First Light Data Process with Alex Pettit 21cm Plate Yagi @ LRO 22/9/2024

This involved only a few hours of data collection at one elevation, and was done to demonstrate that hydrogen was

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Radio observation in hydrogen line (1420MHz)
August 21, 2024 Admin

Alex Pettit Plate Yagi vs Ptarmigan Array for mapping Milky Way at LRO

I have set up the new aerial from Alex Pettit at SARA next to my existing Ptarmigan ex-military dipole array,

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Radio observation in hydrogen line (1420MHz)
August 20, 2024 Admin

Assembling Alex Pettit’s Hydrogen Line Yagi antenna

Loosely assembled – I’ve asked Alex some questions before I complete assembly. Andy Hi Alex Before I get the old

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Website management
August 20, 2024 Admin

File URL to use for downloading large media files from astronomy.me.uk saved in the Large_media_uploads folder

Use following URL: https://www.astronomy.me.uk/Large_media_uploads/

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Radio observation in hydrogen line (1420MHz)
August 20, 2024 Admin

SARA Scope in a Box original download & ezRA suite software & data file structure

ZIP folders for both essential pieces of software for mapping Milky Way. https://www.astronomy.me.uk/Large_media_uploads/ScopeBoxorigdownload.zip https://www.astronomy.me.uk/Large_media_uploads/ezRA.zip

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Radio observation in hydrogen line (1420MHz)
August 18, 2024 Admin

Latest Milky Way map & associated plots at 1420.405MHz (hydrogen) using Ptarmigan Array at LRO (using data up to 17/8/2024)

Processing and plotting with ezRA suite software (Ted Cline)

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Radio Interferometry
August 15, 2024 Admin

Failure to detect solar interferometric fringes at LRO, Lichfield, UK, 13-15/8/2024

Calculating expected fringe period of interferometric solar traces, if detected (c/o Mike Otte, SARA): Fringe rate = Baseline / wavelength

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Recent Posts

  • How to run on Windows for URSP B210 Software Defined Radios
  • Latest beta ezRA files for RSPduo SDR 12/11/2025
  • Can you recommend calibration noise sources and how would I use these with block diagrams?
  • I would like to buy a 50 ohm terminal load to produce reference samples for 1420 MHz radio astronomy. Am I better off buying one designed for high wattage transmission than cheap small receive-only version?
  • What alternatives are there available to Nooelec SAWBird H1 with inbuilt resistor to use to generate reference samples for hydrogen line work?

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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Categories

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  • VLF Radio Detection of SIDs (Very low Frequency detection of Sudden Ionospheric Disturbances)
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