Flight HALO-20240923a

remarks

Flight Phases

index

• ferry_towards_meteor
• circle_ascent
• circle_meteor
• ferry_eastward_towards_circle_mid_1
• ferry_eastward_ascent_to_fl430
• ferry_eastward_towards_circle_mid_2
• circle_mid
• ferry_eastward_through_circle_mid
• ferry_eastward_ascent_to_fl450
• circle_around_ec_track
• ferry_eastward_through_circle_around_ec_track
• circle_south
• ferry_towards_ec_track_at_ec_south
• ec_track_northward
• ferry_towards_circle_west_1
• ferry_towards_circle_west_ascent_to_fl470
• ferry_towards_circle_west_2
• circle_west
• straight_leg_through_circle_west
• radar_calibration_wiggle_within_circle_west
• ferry_westward_through_circle_west
• ferry_westward_towards_meteor_descent_1
• ferry_westward_towards_meteor_descent_2
• ferry_westward_towards_meteor_descent_3
• straight_leg_overpassing_meteor_at_2km_altitude
• straight_leg_overpassing_bco_at_900m_altitude

ferry_towards_meteor (HALO-20240923a_6ee3)

• straight_leg
• meteor_coordination

• segment at roughly 930m altitude
• including first METEOR overpass and BCO bypass

• Sondes in segment:

circle_ascent (HALO-20240923a_0f2e)

• ascent
• circle
• circle_clockwise
• meteor_coordination

• circle to climb up to FL410
• including 2nd METEOR overpass

• Sondes in segment:
• Difference in heading from start to end: 346.6448272 deg

circle_meteor (HALO-20240923a_a908)

• circle
• meteor_coordination
• circle_clockwise
• meteor_coordination

• irregularity: roll angle deviations up to +-6 degree from segment start until 11:56:20 due to deep convection
• including 3rd METEOR overpass

• Sondes in segment: 11 ALL_FLAGS
• Difference in heading from start to end: 10.363732500000001 deg

sonde launch times

ALL_FLAGS

• 2024-09-23 11:54:33
• 2024-09-23 11:57:22
• 2024-09-23 12:00:11
• 2024-09-23 12:02:43
• 2024-09-23 12:08:14
• 2024-09-23 12:11:01
• 2024-09-23 12:13:40
• 2024-09-23 12:16:19
• 2024-09-23 12:18:58
• 2024-09-23 12:21:30
• 2024-09-23 12:24:02

ferry_eastward_towards_circle_mid_1 (HALO-20240923a_3195)

• straight_leg

• Sondes in segment:

ferry_eastward_ascent_to_fl430 (HALO-20240923a_64ce)

• straight_leg
• ascent

• Sondes in segment:

ferry_eastward_towards_circle_mid_2 (HALO-20240923a_0e97)

• straight_leg

• Sondes in segment:

circle_mid (HALO-20240923a_fa6e)

• circle
• circle_clockwise

• irregularity: deviation from circular path due to deep convection with roll angle deviations up to +-28 degree between 13:21:57 - 13:31:10

• Sondes in segment: 12 ALL_FLAGS
• Difference in heading from start to end: 333.188195 deg

sonde launch times

ALL_FLAGS

• 2024-09-23 13:12:25
• 2024-09-23 13:17:13
• 2024-09-23 13:21:59
• 2024-09-23 13:27:00
• 2024-09-23 13:31:58
• 2024-09-23 13:37:06
• 2024-09-23 13:42:00
• 2024-09-23 13:47:22
• 2024-09-23 13:52:40
• 2024-09-23 13:57:59
• 2024-09-23 14:02:38
• 2024-09-23 14:07:08

ferry_eastward_through_circle_mid (HALO-20240923a_3e6a)

• straight_leg

• irregularity: spike with roll angle deviation of -3 degree

• Sondes in segment:

ferry_eastward_ascent_to_fl450 (HALO-20240923a_ef32)

• straight_leg
• ascent

• Sondes in segment:

circle_around_ec_track (HALO-20240923a_40ac)

• circle
• circle_clockwise

• irregularitiy: late start due to FL change, on circle roughly since 14:32:30
• irregularity: deviation from circular path due to deep convection with roll angle deviations up to +- 16 degree

• Sondes in segment: 12 ALL_FLAGS
• Difference in heading from start to end: 332.0877183 deg

sonde launch times

ALL_FLAGS

• 2024-09-23 14:37:42
• 2024-09-23 14:42:23
• 2024-09-23 14:46:58
• 2024-09-23 14:51:47
• 2024-09-23 14:56:13
• 2024-09-23 15:01:55
• 2024-09-23 15:07:01
• 2024-09-23 15:11:46
• 2024-09-23 15:17:14
• 2024-09-23 15:22:24
• 2024-09-23 15:27:22
• 2024-09-23 15:32:06

ferry_eastward_through_circle_around_ec_track (HALO-20240923a_7f5d)

• straight_leg

• irregularity: spike in rool angle up to -5.65deg between 15:42:23-15:42:36

• Sondes in segment:

circle_south (HALO-20240923a_2b40)

• circle
• circle_counterclockwise

• irregularity: deviation from circular path due to deep convection in southern half, 16:15:30 - 16:18:30, with roll angle deviations up to +-30 degree.
• irregularity: deviation from circular path due to deep convection in northern half, from 16:47:06 until the segment ends, with roll angle deviations up to +-28 degree.

• Sondes in segment: 11 ALL_FLAGS
• Difference in heading from start to end: 63.07413300000002 deg

sonde launch times

ALL_FLAGS

• 2024-09-23 16:00:52
• 2024-09-23 16:05:54
• 2024-09-23 16:10:59
• 2024-09-23 16:16:38
• 2024-09-23 16:20:51
• 2024-09-23 16:25:35
• 2024-09-23 16:30:22
• 2024-09-23 16:35:10
• 2024-09-23 16:39:57
• 2024-09-23 16:44:54
• 2024-09-23 16:50:19

ferry_towards_ec_track_at_ec_south (HALO-20240923a_ba04)

• straight_leg

• irregularity: roll angle spike up to 5.1 degree

• Sondes in segment:

ec_track_northward (HALO-20240923a_ad2c)

• straight_leg
• ec_track

• irregularity: the EC track is very short due to very deep convection in the south and north but covers the meeting point

• Sondes in segment:

ferry_towards_circle_west_1 (HALO-20240923a_dc3b)

• straight_leg

• Sondes in segment:

ferry_towards_circle_west_ascent_to_fl470 (HALO-20240923a_5ab2)

• straight_leg
• ascent

• Sondes in segment:

ferry_towards_circle_west_2 (HALO-20240923a_bccc)

• straight_leg

• Sondes in segment:

circle_west (HALO-20240923a_c32f)

• circle
• circle_clockwise

• Sondes in segment: 12 ALL_FLAGS
• Difference in heading from start to end: 332.95903899999996 deg

sonde launch times

ALL_FLAGS

• 2024-09-23 18:15:56
• 2024-09-23 18:20:55
• 2024-09-23 18:25:31
• 2024-09-23 18:30:23
• 2024-09-23 18:35:04
• 2024-09-23 18:40:01
• 2024-09-23 18:44:57
• 2024-09-23 18:49:59
• 2024-09-23 18:55:07
• 2024-09-23 19:00:10
• 2024-09-23 19:05:19
• 2024-09-23 19:10:11

straight_leg_through_circle_west (HALO-20240923a_c5de)

• straight_leg

• Sondes in segment:

radar_calibration_wiggle_within_circle_west (HALO-20240923a_a0dd)

• radar_calibration_wiggle

• pattern within circle west with 12 sondes

• Sondes in segment:

ferry_westward_through_circle_west (HALO-20240923a_994d)

• straight_leg

• Sondes in segment:

ferry_westward_towards_meteor_descent_1 (HALO-20240923a_8068)

• straight_leg
• descent

• Sondes in segment:

ferry_westward_towards_meteor_descent_2 (HALO-20240923a_72e5)

• straight_leg
• descent

• Sondes in segment:

ferry_westward_towards_meteor_descent_3 (HALO-20240923a_d093)

• straight_leg
• descent

• Sondes in segment:

straight_leg_overpassing_meteor_at_2km_altitude (HALO-20240923a_38d6)

• straight_leg
• meteor_coordination

• only BAHAMAS instrument still running
• irregularity: roll angle deviations up to +-6.7 degree

• Sondes in segment:

straight_leg_overpassing_bco_at_900m_altitude (HALO-20240923a_2350)

• straight_leg

• only BAHAMAS instrument still running

• Sondes in segment: