Flight HALO-20240813a

remarks

Flight Phases

index

• ferry_northward_ascent
• ferry_northward
• ec_track_southward
• ec_track_southward_descent_to_fl360
• ec_track_southward_low_leg
• ec_track_southward_ascent_to_fl410
• ec_track_southward_mid_leg
• ec_track_southward_ascent_to_fl430
• ec_track_southward_high_leg
• ferry_towards_circle_south
• circle_south
• straight_leg_through_circle_south
• straight_leg_through_circle_south_ascent
• ferry_towards_circle_mid
• circle_mid
• straight_leg_through_circle_mid_1
• straight_leg_through_circle_mid_2
• straight_leg_towards_and_through_circle_north
• circle_north
• atr_circle

ferry_northward_ascent (HALO-20240813a_e8e9)

• straight_leg
• ascent

• Sondes in segment:

ferry_northward (HALO-20240813a_a7c3)

• straight_leg

• Sondes in segment:

ec_track_southward (HALO-20240813a_a030)

• straight_leg
• ec_track

• Sondes in segment:

ec_track_southward_descent_to_fl360 (HALO-20240813a_25b2)

• straight_leg
• descent
• ec_track

• Sondes in segment:

ec_track_southward_low_leg (HALO-20240813a_793d)

• straight_leg
• ec_track

• intentional low flight altitude to be below cirrus clouds
• includes EC underpass

• Sondes in segment:

ec_track_southward_ascent_to_fl410 (HALO-20240813a_588d)

• straight_leg
• ascent
• ec_track

• Sondes in segment:

ec_track_southward_mid_leg (HALO-20240813a_fbc8)

• straight_leg
• ec_track

• includes one dropsonde launch

• Sondes in segment: 1 ALL_FLAGS

sonde launch times

ALL_FLAGS

• 2024-08-13 16:20:33

ec_track_southward_ascent_to_fl430 (HALO-20240813a_f686)

• straight_leg
• ec_track
• ascent

• Sondes in segment:

ec_track_southward_high_leg (HALO-20240813a_c8f6)

• straight_leg
• ec_track

• Sondes in segment:

ferry_towards_circle_south (HALO-20240813a_1d55)

• straight_leg

• irregularity: spikes with roll angle deviation up to +-3.6 deg

• Sondes in segment:

circle_south (HALO-20240813a_adeb)

• circle
• circle_counterclockwise

• irregularity: 18:06:02 - 18:12:08 deviation from circle track with roll angle deviations up to +-15 deg due to deep convection

• Sondes in segment: 12 ALL_FLAGS
• Difference in heading from start to end: 2.7058030000000173 deg

sonde launch times

ALL_FLAGS

• 2024-08-13 17:22:50
• 2024-08-13 17:29:52
• 2024-08-13 17:36:23
• 2024-08-13 17:42:18
• 2024-08-13 17:47:13
• 2024-08-13 17:51:50
• 2024-08-13 17:55:58
• 2024-08-13 17:59:43
• 2024-08-13 18:03:44
• 2024-08-13 18:07:55
• 2024-08-13 18:13:33
• 2024-08-13 18:18:46

straight_leg_through_circle_south (HALO-20240813a_3a20)

• straight_leg

• Sondes in segment:

straight_leg_through_circle_south_ascent (HALO-20240813a_ddaa)

• straight_leg
• ascent

• Sondes in segment:

ferry_towards_circle_mid (HALO-20240813a_cf7f)

• straight_leg

• irregularity: turbulence with roll angle deviations up to +-4.5 deg

• Sondes in segment:

circle_mid (HALO-20240813a_0c75)

• circle
• circle_counterclockwise

• Sondes in segment: 12 ALL_FLAGS
• Difference in heading from start to end: 17.389235999999997 deg

sonde launch times

ALL_FLAGS

• 2024-08-13 19:16:08
• 2024-08-13 19:23:12
• 2024-08-13 19:28:52
• 2024-08-13 19:33:36
• 2024-08-13 19:37:42
• 2024-08-13 19:41:29
• 2024-08-13 19:45:23
• 2024-08-13 19:49:30
• 2024-08-13 19:53:54
• 2024-08-13 19:58:49
• 2024-08-13 20:04:33
• 2024-08-13 20:11:08

straight_leg_through_circle_mid_1 (HALO-20240813a_b4de)

• straight_leg

• Sondes in segment:

straight_leg_through_circle_mid_2 (HALO-20240813a_0cca)

• straight_leg

• irregularity: constant nonzero roll angle of about 1.3 deg

• Sondes in segment:

straight_leg_towards_and_through_circle_north (HALO-20240813a_7b32)

• straight_leg

• irregularity: roll angle spikes between 20:47:19 - 20:47:49, at 20:57:20 and at 21:00:16

• Sondes in segment:

circle_north (HALO-20240813a_d23b)

• circle
• circle_clockwise

• early circle start due to 1st sonde. Roll angle stable after 21:10:04

• Sondes in segment: 12 ALL_FLAGS
• Difference in heading from start to end: 358.70496 deg

sonde launch times

ALL_FLAGS

• 2024-08-13 21:09:05
• 2024-08-13 21:12:13
• 2024-08-13 21:18:21
• 2024-08-13 21:23:37
• 2024-08-13 21:30:00
• 2024-08-13 21:34:40
• 2024-08-13 21:39:05
• 2024-08-13 21:43:30
• 2024-08-13 21:48:12
• 2024-08-13 21:53:11
• 2024-08-13 21:58:16
• 2024-08-13 22:03:25

atr_circle (HALO-20240813a_63f7)

• circle
• atr_coordination
• circle_counterclockwise

• Sondes in segment: 12 ALL_FLAGS
• Difference in heading from start to end: 10.671238599999981 deg

sonde launch times

ALL_FLAGS

• 2024-08-13 22:21:24
• 2024-08-13 22:24:25
• 2024-08-13 22:27:02
• 2024-08-13 22:29:45
• 2024-08-13 22:32:44
• 2024-08-13 22:35:51
• 2024-08-13 22:39:17
• 2024-08-13 22:43:00
• 2024-08-13 22:46:42
• 2024-08-13 22:50:28
• 2024-08-13 22:54:07
• 2024-08-13 22:57:32