Constraints » History » Version 38
Redmine Admin, 08/31/2016 04:24 PM
1 | 1 | Redmine Admin | h1. Instrumental Constraints |
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2 | 1 | Redmine Admin | |
3 | 19 | Redmine Admin | ||*WALES* | *HAMP Radar* | *HAMP Radiometer*| *SMART*** | *specMACS*| *Bahamas*||*A2D wind lidar*|*2micron wind lidar*| |
4 | 20 | Redmine Admin | |*Responsible People* |
5 | 21 | Redmine Admin | | Martin Wirth (DLR-IPA), Andreas Fix (DLR-IPA), Silke Groß (DLR-IPA), Axel Amediek (DLR-IPA) |
6 | 23 | Redmine Admin | | Lutz Hirsch (MPI-H), Friedhelm Jansen (MPI-H), Martin Hagen (DLR-IPA), Florian Ewald (DLR-IPA) |
7 | 23 | Redmine Admin | | Mario Mech (U Hamburg) |
8 | 23 | Redmine Admin | | Kevin Wolf (U Leipzig), André Ehrlich (U Leipzig), Manfred Wendisch (U Leipzig) |
9 | 23 | Redmine Admin | | Tobias Kölling (LMU-MIM), Tobias Zinner (LMU-MIM), Hans Grob (LMU-MIM), Bernhard Mayer (LMU-MIM) |
10 | 23 | Redmine Admin | | Christian Mallaun (DLR-FX), Martin Zöger (DLR-FX), |
11 | 23 | Redmine Admin | ||Oliver Reitebuch (DLR-IPA), Christian Lemmerz (DLR-IPA), Engelbert Nagel (DLR-IPA), Oliver Lux (DLR-IPA), Uwe Marksteiner (DLR-IPA) |
12 | 23 | Redmine Admin | | Benjamin Witschas (DLR-IPA),Stefan Rahm (DLR-IPA) |
13 | 2 | Redmine Admin | | |
14 | 31 | Redmine Admin | |*Number of Operators*|1-2|1-2|||1|0||1|1| |
15 | 31 | Redmine Admin | |*Instrument Operation* |
16 | 2 | Redmine Admin | | No operation below 6 km possible |
17 | 24 | Redmine Admin | | Operation between 6 and 13.7 km (lt 6 km saturation of the radar receiver, gt13.7 km no ground-echo) |
18 | 25 | Redmine Admin | ||Only daylight Operation, avoid solar elevation<15°, operation time: 0730-1600 UTC |
19 | 25 | Redmine Admin | | Only daylight Operation, as high above clouds as possible |
20 | 26 | Redmine Admin | * swath in 1.5km: 0.9 km (spec Macs); 2.1 km (2D cam) |
21 | 26 | Redmine Admin | * swath in 5.0km: 3.0 km (spec Macs); 7.0 km (2D cam) |
22 | 33 | Redmine Admin | | * Reduced accuracy during dust and salt contamination by high aerosol load during low level flights |
23 | 26 | Redmine Admin | * Reduced data quality in precipitation and clouds (water/ice in pressure tube) |
24 | 3 | Redmine Admin | ||* no data 1.5 km below aircraft |
25 | 27 | Redmine Admin | * limited number of 16-18 range gates (vert. res. 0.3/0.6/1.2 km) |
26 | 27 | Redmine Admin | * to be addapted to science obj. |
27 | 27 | Redmine Admin | * first obs 45 min after take-off |
28 | 27 | Redmine Admin | * no operation< 5km (eye-safety) |
29 | 27 | Redmine Admin | | * obs after 15 min |
30 | 27 | Redmine Admin | * no data 500 m below aircraft| |
31 | 31 | Redmine Admin | |*Flight Planning Requirements* |
32 | 6 | Redmine Admin | |Preferably straight legs |
33 | 6 | Redmine Admin | |Min FL 200 (6 km) |
34 | 28 | Redmine Admin | Max FL 450 (13.7 km) |
35 | 29 | Redmine Admin | |one clear sky flight, one dropsonde per flight, |
36 | 1 | Redmine Admin | |straight legs (min. 5 min) |
37 | 6 | Redmine Admin | |Straight legs |
38 | 1 | Redmine Admin | |||dropsondes fom HALO beneficial for profiles of temperature and hor. wind vector|| |
39 | 38 | Redmine Admin | | *Clouds* |
40 | 38 | Redmine Admin | | * best performance in a distance of 2 km to cloud top |
41 | 38 | Redmine Admin | * no measurements in clouds |
42 | 8 | Redmine Admin | |||above clouds (min 500 ft) |
43 | 38 | Redmine Admin | | ideally no clouds above |
44 | 38 | Redmine Admin | |||avoid flying within or 1-2 km above cirrus clouds at high flight level or close to the aircraft are unfavorable an prevent wind profiles| |
45 | 36 | Redmine Admin | |*Instrument Calibration* |
46 | 12 | Redmine Admin | ||cirles over the sea with 10° bank (15 min/circle) during 1-2 research flights (calm and rough sea) |
47 | 12 | Redmine Admin | |at ground, before each research flight (30 min), with liquid nitrogen |
48 | 12 | Redmine Admin | |* Radiation box (4x2min legs), clear sky above |
49 | 36 | Redmine Admin | * regular cal at ground (between flights), about 1h |
50 | 16 | Redmine Admin | ||||* 1 double flight to Kangelussuaq needed for A2D cal over Greenland ice sheet |
51 | 36 | Redmine Admin | * scan-pattern if situation allows (retrieve hor. wind vector) |
52 | 16 | Redmine Admin | |at the beginning of the campaign: several min with vis to ground at constant FL (~FL300) to determine Installation position| |
53 | 36 | Redmine Admin | |*Satellite Overpasses*||Cloudsat, GPM||A-Train (AQUA/TERRA)|A-Train (AQUA/TERRA)|||ASCAT|| |
54 | 37 | Redmine Admin | |*Coordination with French Falcon* |
55 | 37 | Redmine Admin | | Intercomparison with LNG (Leandre New Generation) |
56 | 37 | Redmine Admin | | Intercomparison with RASTA 95 GHz cloud Radar |
57 | 37 | Redmine Admin | |||||||| |