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instruments:mirac:mirac [2017/09/13 16:49] – [Specifications MiRAC-P (LHUMPRO-243-340)] tdoktoroinstruments:mirac:mirac [2021/06/08 16:20] (current) – [History] kerstin
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 ====== Microwave Radar/Radiometer for Arctic Clouds MiRAC ====== ====== Microwave Radar/Radiometer for Arctic Clouds MiRAC ======
-//Mentors: [[http://www.geomet.uni-koeln.de/das-institut/mitarbeiter/nomokonova/|TNomokonova]] (radar), [[http://www.geomet.uni-koeln.de/das-institut/mitarbeiter/doktorowski/|T. Doktorowski]] (radiometer) //+//Mentors: [[http://www.geomet.uni-koeln.de/das-institut/mitarbeiter/gierens/|RGierens]] (radar), [[http://www.geomet.uni-koeln.de/das-institut/mitarbeiter/nomokonova|T. Nomokonova]] (radiometer) //
  
  
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   * If you are interested in receiving data please contact [[kebell@meteo.uni-koeln.de|Kerstin Ebell]]   * If you are interested in receiving data please contact [[kebell@meteo.uni-koeln.de|Kerstin Ebell]]
  
-  * [[http://gop.meteo.uni-koeln.de/~Hatpro/dataBrowser/dataBrowser1.html?site=Ny-Alesund&date=0&UpperLeft=Mirac-A_Overview | Quicklook archive]]+  * [[http://atmos.meteo.uni-koeln.de/~hatpro/dataBrowser/dataBrowser1.html?site=Ny-Alesund&date=0&UpperLeft=Mirac-A_Overview | Quicklook archive]]
  
 Current measurements: Current measurements:
  
 <html> <html>
-      <a href="http://gop.meteo.uni-koeln.de/~Hatpro/nya/mirac-a/level1/latest_nya_l1_mirac-a.png" target="_blank"> +      <a href="http://atmos.meteo.uni-koeln.de/~hatpro/nya/mirac-a/level1/latest_nya_l1_mirac-a.png" target="_blank"> 
-      <img src="http://gop.meteo.uni-koeln.de/~Hatpro/nya/mirac-a/level1/latest_nya_l1_mirac-a.png" width=300>+      <img src="http://atmos.meteo.uni-koeln.de/~hatpro/nya/mirac-a/level1/latest_nya_l1_mirac-a.png" width=300>
       </a> click to enlarge       </a> click to enlarge
 </html>  </html> 
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 ===== History ===== ===== History =====
-^  Period  ^  Place  ^  Project +^  Period  ^ Device ^  Place  ^  Project  ^ 
-| 28/07/2017 - today | [[http://www.awipev.eu/|AWIPEV Ny-Ålesund]], Svalbard | [[http://www.ac3-tr.de/|(AC)3]] | +| 03/2020 - 04/2020 | MiRAC-A | Polar 5, Svalbard |  | 
-| 05/2015 - 07/2017 | Polar 5, [[http://www.ac3-tr.de/news/acloud-campaign/|ACLOUD campaign]], Svalbard | [[http://www.ac3-tr.de/|(AC)3]] |+| 31/05/2019 - 08/01/2020  | MiRAC-A | [[http://www.fz-juelich.de/|Research Center Jülich]], Germany | JOYCE | 
 +| 20/09/2019 - 02/10/2020 | MiRAC-P | RV Polarstern during [[https://www.mosaic-expedition.org/|MOSAiC]], Central Arctic | [[http://www.ac3-tr.de/|(AC)3]] | 
 +| 03/2019 - 04/2019 | MiRAC-A & -P | Polar 5, [[http://www.ac3-tr.de/overview/observations/aflux-2019/|AFLUX campaign]], Svalbard | [[http://www.ac3-tr.de/|(AC)3]] | 
 +| 28/07/2017 - 08/10/2018 | MiRAC-A & -P | [[http://www.awipev.eu/|AWIPEV Ny-Ålesund]], Svalbard | [[http://www.ac3-tr.de/|(AC)3]] | 
 +| 05/2017 - 07/2017 | MiRAC-A & -P | Polar 5, [[http://www.ac3-tr.de/news/acloud-campaign/|ACLOUD campaign]], Svalbard | [[http://www.ac3-tr.de/|(AC)3]] |
  
  
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 ===== Specifications MiRAC-P (LHUMPRO-243-340) ===== ===== Specifications MiRAC-P (LHUMPRO-243-340) =====
 ^  Parameter                    ^  Specification                                  ^                ^  Parameter                    ^  Specification                                  ^               
-| Frequencies / GHz            | 183.31 (6 channels), 243, 340 | +| Frequencies / GHz            | 183.31 GHz (6 double side-band channels: 183.31±0.6; ±1.5; ±2.5; ±3.5; ±5.0; ±7.5 GHz), 243 GHz, 340 GHz 
-| Channel band-widths / MHz     | 200 MHz @ 225 GHz, 4 GHz @ 243 and 340 GHz |+| Channel band-widths / MHz     | 200 MHz @ 183 GHz, 4 GHz @ 243 and 340 GHz |
 | Optical Resolution (HPBW)     | HPBW 1.3°  |  | Optical Resolution (HPBW)     | HPBW 1.3°  | 
 | Radiometric Resolution        | < 0.2 K RMS typical @183 and 243 GHz, < 0.4 K RMS typical @ 340 GHz (@1 s integration time) |     | Radiometric Resolution        | < 0.2 K RMS typical @183 and 243 GHz, < 0.4 K RMS typical @ 340 GHz (@1 s integration time) |    
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 | Side-lobe level               | < -40dBz @183 GHz, < -50dBz @243 and 340 GHz  | | Side-lobe level               | < -40dBz @183 GHz, < -50dBz @243 and 340 GHz  |
 | Absolute calibration |with internal ambient & external cold load | | Absolute calibration |with internal ambient & external cold load |
-| Internal calibration | gain: with internal noise standard, gain + system noise: ambient temperature target + noise standard, +| Internal calibration | gain: with internal noise standard, gain + system noise: ambient temperature target + noise standard, abs. cal. of  humidity profiler: sky tipping calibration | 
-| | abs. cal. of  humidity profiler: sky tipping calibration | +
 | Size                          | 63 × 36 × 90 cm³| | Size                          | 63 × 36 × 90 cm³|
 | Power Consumption             | < 120 Watts average, 350 Watts peak for warming-up (without dew blower heater), blower: 130 Watts max.| | Power Consumption             | < 120 Watts average, 350 Watts peak for warming-up (without dew blower heater), blower: 130 Watts max.|
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instruments/mirac/mirac.txt · Last modified: 2021/06/08 16:20 by kerstin