technische universität münchen alexander neidhardt forschungseinrichtung satellitengeodäsie 1 new...
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![Page 1: Technische Universität München Alexander Neidhardt Forschungseinrichtung Satellitengeodäsie 1 New observation strategies with e-control Alexander Neidhardt](https://reader035.vdocuments.us/reader035/viewer/2022062512/55204d6949795902118bf935/html5/thumbnails/1.jpg)
Technische Universität München
Alexander Neidhardt Forschungseinrichtung Satellitengeodäsie1
New observation strategies with e-control
Alexander Neidhardt (FESG)[email protected]
Martin Ettl (FESG), Helge Rottmann (MPIfR), Christian Plötz (BKG),Matthias Mühlbauer (BKG), Hayo Hase (BKG), Walter Alef (MPIfR),
Sergio Sobarzo (Udec), Cristian Herrera (Udec),Ed Himwich (NASA/GSFC/NVI)
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Technische Universität München
Alexander Neidhardt Forschungseinrichtung Satellitengeodäsie2
An almost given situation for the VLBI telescopes Wettzell, O’Higgins/Antarctica and TIGO/Concepción
TIGO Concepción/Chile
GARS O’Higgins/Antarctica
RT Wettzell/Germany
TTW Wettzell/Germany
Remote Control on Site
Comm
unicat
ion
Tele-working
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Technische Universität München
Alexander Neidhardt Forschungseinrichtung Satellitengeodäsie3
Future visions with (globally) distributed systems
GGOS SKA
See: http://www.smh.com.au/news/national/astronomers-bid-for-a-quiet-space-in-the-country/2006/09/28/1159337280513.html, Download 2011-03-23 See: http://hea-www.harvard.edu/~psr_snr/research.html, Download 2011-03-23See: http://www.amazon.de/Global-Geodetic-Observing-System-Requirements/dp/3642026869/ref=sr_1_1?ie=UTF8&qid=1300913444&sr=8-1, Download 2011-03-23
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Technische Universität München
Alexander Neidhardt Forschungseinrichtung Satellitengeodäsie4
And new ideas are on the way …
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Technische Universität München
Alexander Neidhardt Forschungseinrichtung Satellitengeodäsie5
And new ideas are on the way …
RTW TTW1 TTW2 OHIGGINS
TIGO SOSW WLRS Datenzentren
Similar to: Hase, Hayo; et. al.: Twin Telescope Wettzell (TTW) – a VLBI2010 Radio Telescope Project. IVS General Meeting 2008
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Technische Universität München
Alexander Neidhardt Forschungseinrichtung Satellitengeodäsie6
New control strategies
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Technische Universität München
Alexander Neidhardt Forschungseinrichtung Satellitengeodäsie7
New observation strategies for VLBI telescopes Wettzell, O’Higgins/Antarctica and TIGO/Concepción
Local
- Standard operations- Local operator
![Page 8: Technische Universität München Alexander Neidhardt Forschungseinrichtung Satellitengeodäsie 1 New observation strategies with e-control Alexander Neidhardt](https://reader035.vdocuments.us/reader035/viewer/2022062512/55204d6949795902118bf935/html5/thumbnails/8.jpg)
Technische Universität München
Alexander Neidhardt Forschungseinrichtung Satellitengeodäsie8
New observation strategies for VLBI telescopes Wettzell, O’Higgins/Antarctica and TIGO/Concepción
Local Remote
- Check system states from everywhere at the observatory- Tele-working- Remote assistance and diagnostics- Control very remote, inaccessible telescopes
- Standard operations- Local operator
Inte
rne
t
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Technische Universität München
Alexander Neidhardt Forschungseinrichtung Satellitengeodäsie9
New observation strategies for VLBI telescopes Wettzell, O’Higgins/Antarctica and TIGO/Concepción
SharedLocal Remote
Internet
- Check system states from everywhere at the observatory- Tele-working- Remote assistance and diagnostics- Control very remote, inaccessible telescopes
- Standard operations- Local operator
- Save, passive data live monitoring- Dedicated control access by responsible person- Shared access from different observatories- Shared night shifts
Inte
rne
t
![Page 10: Technische Universität München Alexander Neidhardt Forschungseinrichtung Satellitengeodäsie 1 New observation strategies with e-control Alexander Neidhardt](https://reader035.vdocuments.us/reader035/viewer/2022062512/55204d6949795902118bf935/html5/thumbnails/10.jpg)
Technische Universität München
Alexander Neidhardt Forschungseinrichtung Satellitengeodäsie10
New observation strategies for VLBI telescopes Wettzell, O’Higgins/Antarctica and TIGO/Concepción
SharedLocal Remote Unattended
Internet
- Check system states from everywhere at the observatory- Tele-working- Remote assistance and diagnostics- Control very remote, inaccessible telescopes
- Standard operations- Local operator
- Save, passive data live monitoring- Dedicated control access by responsible person- Shared access from different observatories- Shared night shifts
- Observations run autonomous, (semi-) automated and unattended
Inte
rne
t
![Page 11: Technische Universität München Alexander Neidhardt Forschungseinrichtung Satellitengeodäsie 1 New observation strategies with e-control Alexander Neidhardt](https://reader035.vdocuments.us/reader035/viewer/2022062512/55204d6949795902118bf935/html5/thumbnails/11.jpg)
Technische Universität München
Alexander Neidhardt Forschungseinrichtung Satellitengeodäsie11
A possible basis for such strategies:e-control and SysMon
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Technische Universität München
Alexander Neidhardt Forschungseinrichtung Satellitengeodäsie12
New observation strategies for VLBI telescopes Wettzell, O’Higgins/Antarctica and TIGO/Concepción
SharedLocal Remote Unattended
Internet
- Check system states from everywhere at the observatory- Tele-working- Remote assistance and diagnostics- Control very remote, inaccessible telescopes
- Standard operations- Local operator
- Save, passive data live monitoring- Dedicated control access by responsible person- Shared access from different observatories- Shared night shifts
- Observations run autonomous, (semi-) automated and unattended
eControl*
* per system with individual restrictions andonly with reliable, well educated personnel staff on site
Inte
rne
t
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Technische Universität München
Alexander Neidhardt Forschungseinrichtung Satellitengeodäsie13
New observation strategies for VLBI telescopes Wettzell, O’Higgins/Antarctica and TIGO/Concepción
SharedLocal Remote Unattended
Internet
- Check system states from everywhere at the observatory- Tele-working- Remote assistance and diagnostics- Control very remote, inaccessible telescopes
- Standard operations- Local operator
- Save, passive data live monitoring- Dedicated control access by responsible person- Shared access from different observatories- Shared night shifts
- Observations run autonomous, (semi-) automated and unattended
eControl*
* per system with individual restrictions andonly with reliable, well educated personnel staff on site
SysMon
Inte
rne
t
![Page 14: Technische Universität München Alexander Neidhardt Forschungseinrichtung Satellitengeodäsie 1 New observation strategies with e-control Alexander Neidhardt](https://reader035.vdocuments.us/reader035/viewer/2022062512/55204d6949795902118bf935/html5/thumbnails/14.jpg)
Technische Universität München
Alexander Neidhardt Forschungseinrichtung Satellitengeodäsie14
The idea: remote attendance and control of VLBI telescopes Wettzell, O’Higgins/Antarctica and TIGO/Concepción
FS Monitor Client GUI
Network
FS Monitor Client Communication
FS Monitor Server CommunicationFS Monitor Server Functionality
FS MonitorD
evice …
Device …
Device …
Server functionality
Communication
Graphical User Interface (GUI)Client
FS
e-co
ntr
ol
Interfacedefinition
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Technische Universität München
Alexander Neidhardt Forschungseinrichtung Satellitengeodäsie15
The client – graphical, textual or browser based
Logbook
Chat
Remote program startup
SSH
Graphic andClassic main
interface
Completeremote access
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Technische Universität München
Alexander Neidhardt Forschungseinrichtung Satellitengeodäsie16
System Monitoring: SysMon
Local safety for people and systems in combination with reliability in operations
Data for science and analysis
Data forsystem operations
Data fordiagnosis
Meteo, WVR, Clock offsets, …=> low sampling rates=> as scheduled
Power supply, wind uploads, emergency stops, rack temp., …=> medium sampling rates=> permanently
Servo currents, contouring errors, … => high sampling rates=> on demand
See also:Monitoring and Control Interface
Collaboration Group
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Technische Universität München
Alexander Neidhardt Forschungseinrichtung Satellitengeodäsie17
Optimization of workflowsover system borders
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Technische Universität München
Alexander Neidhardt Forschungseinrichtung Satellitengeodäsie18
The workflows on a technical point of view
VLBI
Schedule
Session
Storage
e-control/VLBI
System Monitoring
e-VLBI
e-Transfer
Shipment
Quality Feedback
e-Transfer (of scans)
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Technische Universität München
Alexander Neidhardt Forschungseinrichtung Satellitengeodäsie19
The workflows on a technical point of view
e.g. SLR
Predictions
Ranging
Storage/Screening
e-control/SLR*
System Monitoring
EUROLAS status
FTP-Transfer
Quality Feedback
* adapted from VLBI
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Technische Universität München
Alexander Neidhardt Forschungseinrichtung Satellitengeodäsie20
Technical synergies in …
- Models- Software- Data- Observing Times- Manpower- …
Picture: http://www.mpia-hd.mpg.de/Public/menu_q2.php?Aktuelles/Astronomie_SoVo/2007/index_2007.html, Download 2011-03-23Picture: http://www.klimazeitreise.de/Bilder/Titel.gif, Download 2011-03-23
GGOSscience
... are the fundament for technical realizations of …
AstronomicSKA science
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Technische Universität München
Alexander Neidhardt Forschungseinrichtung Satellitengeodäsie21
But it wont avoid this …
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Technische Universität München
Alexander Neidhardt Forschungseinrichtung Satellitengeodäsie22
The Radio Telescope Wettzell (RTW): impressions of a maintenance
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Technische Universität München
Alexander Neidhardt Forschungseinrichtung Satellitengeodäsie23
The Radio Telescope Wettzell (RTW): impressions of a maintenance
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Technische Universität München
Alexander Neidhardt Forschungseinrichtung Satellitengeodäsie24
Thank you!
View from „my“ new „command room“ ...
View from „my“ new „sky-deck“ ...