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SKA Memos
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Archive
To submit a document to the series contact
R.T.
Schilizzi.
Memos
This document series is a compilation of documents representing
the ideas and views of the authors at the time of writing. They are archived
here to provide a central record of the development of the SKA project.
No guarantee is made as to their accuracy or as to their completeness.
The documents do not necessarily represent the opinion of the SKA Science and Engineering Committee or the institutes of the International
SKA Consortium. Reliance upon the content of the documents series is at
the user's risk.
| Subject | Memo numbers |
|---|---|
| Astronomy | 5,6,7,8,9,10,11,12,13,26,29,33,35,39,44,72 |
| Cost Estimates |
90,92,93,99 |
| Data processor |
2,4,25,32, 42, 43,60,64,65 |
| Design concepts |
15,17,18,19,20,21,22,23,27,28,41,48,55,56,62,63,67,69,71,76,87 |
| Image processing |
16,38,46, 54,60,68 |
| Industry interaction |
52,80 |
| Infrastructure | 96,101 |
| Intellectual property |
14 |
| Operations | 84,102 |
| Radio Frequency Interference |
2,34,37,58,94 |
| Science requirements |
4,45,70,82,83,85,88,89,97 |
| System design |
1,3,30,31,36,40,47,49,50,51,57,61,66,70,72,74,75,77,78,79,81,86, 91,95,98,100 |
| Site | 59 |
| No | Title | Author | Date | Download |
| 102 | Lessons Learned From Other Large Scientific Facilities. | OWG |
06/08 | |
| 101 | Very Large Array (VLA) Completion Report. | NRAO |
05/08 | |
| 100 | Preliminary Specifications for the Square Kilometre Array. | R.T. Schilizzi et al |
12/07 | |
| 99 | Aperture Array Cooling Simulation and Costing Model. | S. W. Schediwy |
||
| 98 | Definition of Array Receiver Gain and Noise Temperature. | B. Woestenburg |
02/08 | |
| 97 | The SKA as a Radio Synoptic Survey Telescope: Widefield Surveys for Transients, Pulsars and ETI. | J. Cordes |
07/07 | |
| 96 | SKA Infrastructure Development | ISPO, on behalf of the Infrastructure Tiger Team |
07/07 | |
| 95 | Antenna Noise Temperature Calculation | German Cortes Medellin |
07/07 | |
| 94 | Spectrum Protection Criteria for the Square Kilometre Array | W.A. Baan, on behalf of the SKA Task Force on Regulatory Issues |
06/07 | |
| 93 | SKADS Benchmark Scenario - Design and Costing | P. Alexander |
06/07 | |
| 92 | SKAcost: a Tool
for SKA Cost and Performance Estimation |
A.P. Chippendale |
06/07 | |
| 91 | An SKA Engineering Overview | P. J. Hall (Ed.), on behalf of the EWG Task Forces |
09/07 | |
| 90 | Dish Cost Frequency Scaling | J. Bunton |
01/07 | |
| 89 | Meetings on Key Science with the Square Kilometre Array | B. Gaensler |
11/06 | |
| 88 | Science with
the Square Kilometre Array: Uniqueness and Complementarity |
B. Gaensler |
10/06 | |
| 87 | Aperture Arrays for the SKA: Dense or Sparse ? | R. Braun |
11/06 | |
| 86 | SKA Demonstrators,
Pathfinders & Design Studies – EWG Comments on 2006 Updates |
P. Hall (Ed.) |
10/06 | |
| 85 | Discovery and Understanding with the SKA | J. Cordes et al |
10/06 | |
| 84 | Report of the SKA Operations Working Group | K. Kellermann et al |
10/06 | |
| 83 | SKA Key Science Requirements Matrix 2006; Prime Science Drivers (V1) | C. Jackson |
08/06 | |
| 82 | Trade-offs Between
Science and Engineering |
B. Gaensler |
08/06 | |
| 81 | SKA Survey Optimization | M. Wright |
06/06 | |
| 80 | Industry Liaison Models and Policies | P. Hall |
07/06 | |
| 79 | Area Scaling for the SKA? | J. Bunton |
11/06 | |
| 78 | The SKA as a Survey Instrument- Implications for the Antenna Size | J. Welch J. Tarter |
05/06 | |
| 77 | SKA Antenna and Receiver Cost Optimization Including Survey Speed and Focal Plane Arrays | S. Weinreb | 05/06 | |
| 76 | Concentrators & Linear Phased Array Feeds a “The Large N – Small W” Option | J. Bunton | 03/06 | |
| 75 | Signal Transport for SKA | R. Spencer | 04/06 | |
| 74 | System Considerations for the SKA | A. R. Thompson, J. D. Bregman | 04/06 | |
| 73 | Spectrum Protection Criteria for the Square Kilometre Array | SKA Task Force on Regulatory Issues | 11/05 | |
| 72 | Surveys with the xNTD and CLAR | S. Johnston & A.Gray | 03/06 | |
| 71 | Focal-Plane
Array Architectures: Horn Clusters vs. Phased-Array Techniques |
B.Veidt | 02/06 | |
| 70 | The case for
frequencies > 10 GHz for the SKA phase I: Thermal science at cm
wavelengths |
C.L. Carilli | 01/06 | |
| 69 | Reference design for the SKA | ISPO | 01/06 | |
| 68 | Dynamic range loss due to the retarded baseline effect | M.A. Voronkov, M.H. Wieringa |
12/05 | |
| 67 | 2005 EWG demonstrator report | P.Hall | 12/05 | |
| 66 | Relative sensitivities of the SKA and Other Current or Near Future Instruments | D. Jones | 10/05 | |
| 65 | SKA signal processing costs | J. Bunton | 08/05 | |
| 64 | SKA computing costs for a generic telescope model | T. Cornwell | 09/05 | |
| 63 | USSKA Antenna Development | R. Schultz | 06/05 | |
| 62 | Report on the final version of the Compliance Matrix | S. Rawlings | 07/05 | |
| 61 | LNSD reconsidered – the Big Gulp option | T. Cornwell | 07/05 | |
| 60 | Real Time Imaging |
M. Wright | 05/05 | |
| 59 | Precipitable
Water Vapour at SKA Telescope Candidate Sites: Derivation from rawinsonde data and a discussion of alternative measurement methods |
D. A. Erasmus | 01/05 | |
| 58 | Attenuation
of unwanted signals from a moving interferer |
M.A. Voronkov, M.H. Wieringa | 02/05 | |
| 57 | SKA system definition and costing : a first approach | S. Horiuchi, A. Chippendale, P.Hall | 10/04 | |
| 56 | EWG Reviews of SKA Hybrid Proposals | B. Veidt | 09/04 | |
| 55 | EWG report on SKA demonstrators | P. Hall | 09/04 | |
| 54 | Imaging Strategies
and Postprocessing Computing Costs for Large-N SKA Designs |
C.J. Lonsdale - S. S Doeleman D. Oberoi |
07/04 | |
| 53 | Contributions and summary of the second SKA Convergence Workshop | Various authors | 08/04 | HTML |
| 52 | SKA - industry interaction | P.Hall | 08/04 | |
| 51 | A simple model of software costs for the Square Kilometre Array | A.J. Kemball -T.J. Cornwell | 06/04 | |
| 50 | Software development
for the Square Kilometre Array |
T.J. Cornwell - B.E. Glendenning | 06/04 | |
| 49 | SKA and EVLA
computing costs for wide field imaging (Revised) |
T.J. Cornwell | 06/04 | |
| 48 | Contributions and summary of the first SKA Convergence Workshop held in Cape Town | Various authors | 01/04 | HTML |
| 47 | Noise Temperature Estimates for a Next Generation Very Large Microwave Array | S. Weinreb | ||
| 46 | SKA Imaging | M. Wright | 02/04 | |
| 45 | SKA Science Requirements | D. Jones | ||
| 44 | Key Science Projects for the SKA | B. Gaensler | 02/04 | |
| 43 | SKA correlator input data rate | J. Bunton | 02/04 | |
| 42 | Data Transmission requirements for the SKA: Small-N vs. Large-N | B. Veidt & S. Dougherty | 11/03 | |
| 41 | Report to the ISSC by the Engineering Working Group | P.J. Hall et al. | 10/03 | |
| 40 | Figure of Merit for SKA survey speed | J. D. Bunton | 09/03 | |
| 39 | Star Formation with Future Millimeter- and Radio-Interferometers | L.B.G. Knee | 07/03 | |
| 38 | Imaging with the SKA: Comparison to other future major instruments | A.P. Lobanov | 07/03 | |
| 37 | RFI Measurement Protocol for Candidate SKA Sites | S. Ellingson et al. | 05/03 | |
| 36 | SKA station cost comparison | J.D. Bunton | 08/03 | |
| 35 | The Path to Level 0 Science | B. Gaensler | 08/03 | |
| 34 | Spatial Nulling for Attenuation of Interfering Signals | A.R. Thompson | 07/03 | |
| 33 | The natural confusion limit in ultradeep optical-IR and Radio surveys | R. Windhorst et al. | 2002 | |
| 32 | Data Rate and Processing Load Considerations for the LNSD SKA design | C. Lonsdale | 04/03 | |
| 31 | Telescope Response Times | T. Joseph W. Lazio - James M. Cordes | 05/03 | |
| 30 | Multiple Widely-Spaced Beams for the SKA | J. Bell - R. Ekers | 06/02 | |
| 29 | SKA Science: A Parameter Space Analysis | C. Jackson | 01/03 | |
| 28 | SKA Concepts Designs - ISAC Comments | C. Carilli and the International SKA Science Advisory Committee |
11/02 | |
| 27 | SKA Concept Designs - EMT Comments | P. Hall and the SKA Engineering Managment Team | 10/02 | |
| 26 | CMB Observations using the SKA | R. Subrahmanyan - R.D. Ekers | 10/02 | |
| 25 | Digital Signal Processing for the SKA: A Strawman Design | L. D'Addario -C. Timoc |
08/02 | |
| 24 | Number of Cross-correlations Required to Synthesise a 1 sq degree Field of View | C.Carilli | 07/02 | |
| 23 | Cylindrical Reflector SKA | J.D. Bunton - C.A. Jackson - E. M. Sadler
|
07/02 | |
| 22 | Eyes on the Sky: A Refracting Concentrator Approach to the SKA | P. Hall (ed.) | 07/02 | |
| 21 | The Large Adaptive Reflector Concept | The LAR Group | 07/02 | |
| 20 | Preloaded Parabolic Dish Antennas for the Square Kilometer Array | G. Swarupm - N. U. Shankar | 07/02 | |
| 19 | European Concept for the SKA: Aperture Array Tiles | European SKA Consortium | 07/02 | |
| 18 | The Square Kilometer Array Preliminary Strawman Design Large N - Small D | US SKA Consortium | 07/02 |
|
| 17 | Kilometer-square Area Radio Telescope - KARST | R. Nan et al. |
07/02 | |
| 16 | A Model for the SKA | M. Wright |
03/02 | |
| 15 | Guidelines for Description of SKA Concepts | P. Hall | 03/02 | |
| 14 | The SKA Project: General Conditions for Protection of IPR | R. Schilizzi - B. Thomas | 03/02 | |
| 13 | Report of Working Group 9: Spacecraft Tracking , Bologna Science Workshop | D. Jones | 02/02 | |
| 12 | Report of Working Group 8: The Intergalactic Medium , Bologna Science Workshop | L.Feretti | 02/02 | |
| 11 | Report of Working Group 7: Solar System and Planetary Science, Bologna Science Workshop | A. Coradini | 02/02 |
|
| 10 | Report of Working Group 6: Life Cycle of Stars , Bologna Science Workshop | S. Dougherty |
02/02 | |
| 9 | Report of Working Group 5: AGN and Supermassive Black Holes, Bologna Science Workshop | D. Jones | 02/02 | |
| 8 | Report of Working Group 4: Galaxy Formation , Bologna Science Workshop | C. Carilli | 02/02 |
|
| 7 | Report of Working Group 3: The Early Universe and Large Scale Structure , Bologna Science Workshop | F. Briggs | 02/02 | |
| 6 | Report of Working Group 2: Transient Phenomena , Bologna Science Workshop | J. Lazio | 02/02 | |
| 5 | Report of Working Group 1: The Milky Way , Bologna Science Workshop | P. Sackett | 02/02 |
|
| 4 | Technical Specifications for the SKA | R. Ekers | 01/02 | |
| 3 | The SKA and Fibre Links | R. Spencer | 12/01 | |
| 2 | Considerations for Radio Quiet Preserves | W. Baan - SKA Site Evaluation Working Group | 10/01 | |
| 1 | The SKA Cost Equation | S. Weinreb - L. D'addario | 08/01 |
Link to other international Memo Series
Below are links to memo series compiled by other international projects. Click on the name of the project to open the link.
| Project | Start date | Notes |
|---|---|---|
| Allen Telescope Array (ATA) | 1998 |
|
| Atacama Large Millimeter Array (ALMA) | 1982 |
|
| ALMA Computing | 2000 |
See also ALMA Computing Draft Documents. |
| Astronomical Image Processing System (AIPS) | 1983 |
|
| ATNF SKA | 2006 |
|
| EVLA | 1995 |
|
| Green Bank Telescope (GBT) | 1989 |
|
| Karoo Array Telescope | - |
Not in use (Aug 2007) |
| LAMA | 2000 |
Forum for ideas, results, and discussions related to the technology of millimetre- and submillimetre-wavelength telescopes. |
| Long Wavelength Array (LWA) | 1989 |
|
| Mileura Widefield Array (MWA) | 2005 |
|
| SKA Design Studies (SKADS) | 2007 |
|
| VLBA | 1980 |
Several memo series divided by topic. |
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