User Tools

Site Tools


instruments:mirac:mirac

Differences

This shows you the differences between two versions of the page.

Link to this comparison view

Both sides previous revisionPrevious revision
Next revision
Previous revision
Next revisionBoth sides next revision
instruments:mirac:mirac [2017/09/13 16:49] – [Specifications MiRAC-P (LHUMPRO-243-340)] tdoktoroinstruments:mirac:mirac [2021/06/08 16:20] – [History] kerstin
Line 1: Line 1:
 ====== 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) //
  
  
Line 21: Line 21:
   * 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> 
Line 36: Line 36:
  
 ===== 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]] |
  
  
Line 70: Line 74:
 ===== 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) |    
Line 79: Line 83:
 | 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.|
Line 87: Line 90:
  
    
 +
 +
 +
 +
 +
 +
 +
 +
 +
 +
 +
 +
 +
 +
 +
 +
 +
 +
 +
  
  
instruments/mirac/mirac.txt · Last modified: 2023/10/26 14:37 by bernhard