date | name | report | remarks |
2021-06-24 |
HALO-0624 |
|
- EMI Flight
- high cloud coverage
- 13:24 - 15:02: In-situ measurements
- 15:02 - 15:27: Above clouds, homogeneous cloud field, liquid/mixed phase cloud underneath (cloudbow visible)
|
2021-06-25 |
HALO-0625 |
|
- Instrument Tests inside and outside of clouds
- Overpass over MIM and Hohenpeißenberg Radar
- Takeoff: 11:04 UTC
- Landing: 16:50 UTC
|
2021-06-26 |
HALO-0626 |
|
- Takeoff: 07:59 UTC
- 07:59 - 15:29
- 12:04 - 12:08: In-situ
- 12:16 - 12:19: In-situ
- From 13:27 on: In-situ
- From 14:38 on: In-situ
- 12:42 - 12:52: Clearsky
- 11:56 - 12:36:
- First cumulus/altocumulus clouds, later altostratus and then cumulus/clearsky alternating
- Most of the time above clouds
- Landing: 15:27 UTC
|
2021-06-28 |
HALO-0628 |
|
- Takeoff: 08:07 UTC
- North of the Alps mainly cloud-free at the beginning, later cumuli
- in cirrus: 9:32-9:39, 11:05-11:15, 11:30-11:40, at 12:52, 12:05-12:10, 13:15-13:22, 14:09-ca.15:00
- broken clouds: 11:40-12:06, more cloudy until 12:20 UTC
- Overpassing ground stations in Jülich, Leipzig, Munich, Hohenpeißenberg
- Landing: 15:41 UTC
|
2021-06-29 |
HALO-0629 |
|
- Takeoff: 09:00 UTC
- specMACS measurements start at 09:33 UTC
- 09:33 - 10:35: Above mostly very stratiform clouds, cloudbow visible fairly consistently.
- 10:35 - 13:50: Within cloud. Intermittent glints visible (10:50 - 11:05 and 12:10 - 12:40), only very occasional cloudbow.
- 13:50 - 14:20: Above clouds, first stratus, then some clearing. Cloudbow visible.
- 14:20 - 14:33: Above very loose cumulus clouds, cloudbow visible.
- Stopover: 15:00 - 15:58 UTC
- 16:25 - 16:40: Above clouds, first homogeneous, then very loosened, cloudbow visible
- 17:08 - 17:26: Inside cloud.
- 17:28 - 17:46: Above a rather homogeneous cloud cover, cloudbow visible
- 17:52 - 18:20: Inside a cloud
- 18:20 - 18:35: Above clouds
- Landing: 18:47 UTC
- VNIR shutter closed
|
2021-07-01 |
HALO-0701 |
|
- Takeoff: 10:03
- Cloudiness estimated 7/8
- On the one hand low/medium cloudiness, often structured
- On the other hand above it an often thin but sometimes denser cirrus layer
- Landing: 15:10:50
|
2021-07-05 |
HALO-0705 |
|
- Takeoff: 06:21 UTC
- Complex cloudiness; mostly 3 layers: shallow cumulus; altocumulus/stratus; cirus;
- HALO is often in the cloud
- a few short cloudless sequences over the ocean for in-flight calibration
- Stopover: 10:38-11:36 UTC
- Landing: 18:42 UTC
|
2021-07-07 |
HALO-0707 |
|
- Aim: Cold cirrus clouds in air masses with arctic and mid-latitude origin west of Iceland
- Takeoff: 06:29
- Stopover: 12:46-13:50
- Landing: 18:38
|
2021-07-08 |
HALO-0708 |
|
- Probe convective cirrus over Switzerland
- Takeoff: 13:12 UTC
- 13:17 coming out of the clouds immediately cloud bow... from 13:31 even cloud bow, glory and glint in
broken cloud layers.
- 13:40-14:00 in or very near cloud cover
- 14:00 - 14:08 Variable cloud cover with cloud bow and glory
- 14:08 - 14:13 in clouds
- 14:20 Cloud bow and glory again on medium-high or low cloud cover
- 14:47 in or very near clouds
- 15:11 cloud bow and glory again on changing clouds
- 15:58 in or very near clouds
- 16:02 then again briefly glory and cloud bow on low clouds
- until landing almost without gaps in or very close clouds
- MIM und Hohenpeißenberg Overpasses
- Landing: 18:04 UTC
- VNIR shutter closed
|
2021-07-12 |
HALO-0712 |
|
- Double flight to Island, contrail cirrus above Germany, in-situ cirrus west of iceland, arctic liquid-orig. cirrus above iceland
- Takeoff: 06:37 UTC
- First flight mainly remote sensing
- Second flight mainly in-situ
- Stopover: 11:38-12:27 UTC
- Landing:18:45 UTC
|
2021-07-13 |
HALO-0713 |
|
- Convection Flight
- Takeoff: 13:07 UTC
- 13:07 -13:58: in situ, in the cloud except for very short sections.
- low cloud coverage, single convective clouds
- 15:02: subparhelia + cloudglint in pola
- 15:13-15:45: in situ in cloud
- 15:45-16:00: convective clouds
- 16:00-18:11: in the cloud or just at cloud top
- Touch and Go in Brescia: 14:29-14:40 UTC. Data is missing
- Landing: 18:23 UTC
|
2021-07-15 |
HALO-0715 |
|
- In-situ/contrail cirrus system forming over Portugal/Western Spain
- First flight: remote sensing
- Second flight: in-situ measurements
- Takeoff: 06:23 UTC
- Stopover: 10:30 - 12:02 UTC
- Hohenpeißenberg Overflights
- Landing: 18:18 UTC
|
2021-07-19 |
HALO-0719 |
|
- Aim: in situ, liquid orig. cirrus west of Norway
- Refueling in Bergen
- Takeoff: 06:17 UTC
- Stopover: 12:44 UTC - 13:37 UTC
- Landing: 18:14 UTC
|
2021-07-21 |
HALO-0721 |
|
- Aim: Cirrus clouds in air masses originating over North Atlantic west of Spain
- Refueling: Santiago de Compostela
- Flight 1: in-situ and lidar legs over Spain also including contrails
- Flight 2: contrails over Biskaya and in situ flight during a CALIPSO overpass
- Return flight: remote sensing
- Takeoff: 05:55 UTC
- Stopover: 10:56 - 11:56
- Landing: 17:05 UTC
|
2021-07-23 |
HALO-0723 |
|
- High-latitude soot/contrail cirrus in transition between day and night
- Flying along East coast of England
- Observe temporal evolution of cirrus clouds
- Measure radiative properties of cirrus
- Takeoff: 14:28 UTC
- Landing: 22:30 UTC
|
2021-07-28 |
HALO-0728 |
|
- Cirrus over land (UK), and over sea south east of Iceland
- along the later CALIPSO track: in-situ leg
- CALIPSO was intercepted at 13:45 UTC
- Way back home: remote sensing leg
- Takeoff: 11:05 UTC
- Landing: 17:55 UTC
|
2021-07-29 |
HALO-0729 |
|
- Cumulus Clouds, mostly above clouds
- Takeoff: 11:45 UTC
- Landing: 16:02 UTC
|