Highlighted items require attention.
General Comments:
I have no way of evaluating the accuracy of the
information in the radar descriptor block. However, the noise power
seems in error. Also, the receiver gain is often not equal to the
system gain.
Contents of the volume descriptor len: 72 | ||
---|---|---|
Param name | Current value | Recommended value |
volume_des[4] | VOLD | |
volume_des_length | 72 | |
format_version | 1 | |
volume_num | 37 | |
maximum_bytes | 65500 | |
proj_name[20] | TTUKa1 | VORTEX2 |
year | 2009 | |
month | 6 | |
day | 5 | |
data_set_hour | 22 | |
data_set_minute | 6 | |
data_set_second | 3 | |
flight_num[8] | ||
gen_facility[8] | NCAR/ATD | Texas Tech ? |
gen_year | 2009 | |
gen_month | 8 | |
gen_day | 19 | |
number_sensor_des | 1 |
Contents of the radar descriptor len: 300 | ||
---|---|---|
Param name | Current value | Recommended value |
radar_des[4] | RADD | |
radar_des_length | 144 | |
radar_name[8] | TTUKa-1 | |
radar_const | 45.500000 | |
peak_power | 49.000000 | |
noise_power | 47.000000 | Noise power is generally on the order of -100 dBm. |
receiver_gain | 48.000000 | |
antenna_gain | 50.000000 | |
system_gain | 48.000000 | |
horz_beam_width | 0.484375 | |
vert_beam_width | 0.484375 | |
radar_type | 0 | |
scan_mode | 1 | |
req_rotat_vel | 24.000000 | |
scan_mode_pram0 | -32768.000000 | |
scan_mode_pram1 | -32768.000000 | |
num_parameter_des | 5 | |
total_num_des | 7 | |
data_compress | 1 | |
data_reduction | 0 | |
data_red_parm0 | -32768.000000 | |
data_red_parm1 | -32768.000000 | |
radar_longitude | -97.438332 | |
radar_latitude | 35.181107 | |
radar_altitude | 0.102000 | Not correct, based on lat/lon (alt is in km) |
eff_unamb_vel | 16.153666 | |
eff_unamb_range | 19.936201 | |
num_freq_trans | 1 | |
num_ipps_trans | 1 | |
freq1 | 34.884945 | |
freq2 | 0.000000 | |
freq3 | 0.000000 | |
freq4 | 0.000000 | |
freq5 | 0.000000 | |
interpulse_per1 | 0.000133 | should be in ms; try 0.133 |
interpulse_per2 | 0.000000 | |
interpulse_per3 | 0.000000 | |
interpulse_per4 | 0.000000 | |
interpulse_per5 | 0.000000 |
Contents of the parameter descriptor len: 216 | ||
---|---|---|
Param name | Current value | Recommended value |
parameter_des[4] | PARM | |
parameter_des_length | 104 | |
parameter_name[8] | ZT | |
param_description[40] | ||
param_units[8] | ||
interpulse_time | 1 | |
xmitted_freq | 1 | |
recvr_bandwidth | 0.005996 | Does not seem correct. |
pulse_width | 5995 | units are meters; value does not seem correct |
polarization | 0 | |
num_samples | 64 | |
binary_format | 2 | |
threshold_field | NONE | |
threshold_value | 0.000000 | |
parameter_scale | 100.000000 | |
parameter_bias | 0.000000 | |
bad_data | -32768 |
Contents of the parameter descriptor len: 216 | ||
---|---|---|
Param name | Current value | Recommended value |
parameter_des[4] | PARM | |
parameter_des_length | 104 | |
parameter_name[8] | DZ | |
param_description[40] | Require a long description. | |
param_units[8] | Units are required. | |
interpulse_time | 1 | |
xmitted_freq | 1 | |
recvr_bandwidth | 0.005996 | Does not seem correct. |
pulse_width | 5995 | units are meters |
polarization | 0 | |
num_samples | 64 | |
binary_format | 2 | |
threshold_field | NONE | |
threshold_value | 0.000000 | |
parameter_scale | 100.000000 | |
parameter_bias | 0.000000 | |
bad_data | -32768 |
Contents of the parameter descriptor len: 216 | ||
---|---|---|
Param name | Current value | Recommended value |
parameter_des[4] | PARM | |
parameter_des_length | 104 | |
parameter_name[8] | VR | |
param_description[40] | Require a long description. | |
param_units[8] | Units are required. | |
interpulse_time | 1 | |
xmitted_freq | 1 | |
recvr_bandwidth | 0.005996 | Does not seem correct. |
pulse_width | 5995 | units are meters |
polarization | 0 | |
num_samples | 64 | |
binary_format | 2 | |
threshold_field | NONE | |
threshold_value | 0.000000 | |
parameter_scale | 100.000000 | |
parameter_bias | 0.000000 | |
bad_data | -32768 |
Contents of the parameter descriptor len: 216 | ||
---|---|---|
Param name | Current value | Recommended value |
parameter_des[4] | PARM | |
parameter_des_length | 104 | |
parameter_name[8] | SW | |
param_description[40] | Require a long description. | |
param_units[8] | Units are required. | |
interpulse_time | 1 | |
xmitted_freq | 1 | |
recvr_bandwidth | 0.005996 | Does not seem correct. |
pulse_width | 5995 | units are meters |
polarization | 0 | |
num_samples | 64 | |
binary_format | 2 | |
threshold_field | NONE | |
threshold_value | 0.000000 | |
parameter_scale | 100.000000 | |
parameter_bias | 0.000000 | |
bad_data | -32768 |
Contents of the parameter descriptor len: 216 | ||
---|---|---|
Param name | Current value | Recommended value |
parameter_des[4] | PARM | |
parameter_des_length | 104 | |
parameter_name[8] | VR | |
param_description[40] | Require a long description. | |
param_units[8] | Units are required. | |
interpulse_time | 1 | |
xmitted_freq | 1 | |
recvr_bandwidth | 0.005996 | Does not seem correct. |
pulse_width | 5995 | units are meters |
polarization | 0 | |
num_samples | 64 | |
binary_format | 2 | |
threshold_field | NONE | |
threshold_value | 0.000000 | |
parameter_scale | 100.000000 | |
parameter_bias | 0.000000 | |
bad_data | -32768 |
Contents of the correction descriptor len: 72 | ||
---|---|---|
Param name | Current value | Recommended value |
correction_des | CFAC | |
correction_des_length | 72 | |
azimuth_corr | 0.000000 | |
elevation_corr | 0.000000 | |
range_delay_corr | 0.000000 | |
longitude_corr | 0.000000 | |
latitude_corr | 0.000000 | |
pressure_alt_corr | 0.000000 | |
radar_alt_corr | 0.000000 | |
ew_gndspd_corr | 0.000000 | |
ns_gndspd_corr | 0.000000 | |
vert_vel_corr | 0.000000 | |
heading_corr | 0.000000 | |
roll_corr | 0.000000 | |
pitch_corr | 0.000000 | |
drift_corr | 0.000000 | |
rot_angle_corr | 0.000000 | |
tilt_corr | 0.000000 |
Contents of the cell vector descriptor len: 6012 | ||
---|---|---|
Param name | Current value | Recommended value |
cell_spacing_des | CELV | |
cell_des_len | 6012 | |
number_cells | 591 | |
dist_cells[0] | 992.000000 | |
dist_cells[1] | 1024.000000 | |
dist_cells[590] | 19872.000000 |
Contents of the sweep descriptor len: 40 | ||
---|---|---|
Param name | Current value | Recommended value |
sweep_des[4] | SWIB | |
sweep_des_length | 40 | |
radar_name[8] | TTUKa-1 | |
sweep_num | 36 | |
num_rays | 257 | |
start_angle | 90.093750 | |
stop_angle | 180.140625 | |
fixed_angle | 1.000000 | |
filter_flag | 0 |
Contents of the ray descriptor len: 44 | ||
---|---|---|
Param name | Current value | Recommended value |
ray_info[4] | RYIB | |
ray_info_length | 44 | |
sweep_num | 36 | |
julian_day | 156 | |
hour | 22 | |
minute | 6 | |
second | 3 | |
millisecond | 0 | |
azimuth | 91.500000 | |
elevation | 0.984375 | |
peak_power | 49.000000 | |
true_scan_rate | 24.000000 | |
ray_status | 0 |
Contents of the platform descriptor len: 80 | ||
---|---|---|
Param name | Current value | Recommended value |
platform_info[4] | ASIB | |
platform_info_lengtth | 80 | |
longitude | -97.438332 | |
latitude | 35.181107 | |
altitude_msl | 0.102000 | |
altitude_agl | 0.102000 | |
ew_velocity | 0.000000 | |
ns_velocity | 0.000000 | |
vert_velocity | 0.000000 | |
heading | 0.000000 | |
roll | 0.000000 | |
pitch | 0.000000 | |
drift_angle | 0.000000 | |
rotation_angle | 91.500000 | |
tilt | 0.984375 | |
ew_horiz_wind | 0.000000 | |
ns_horiz_wind | 0.000000 | |
vert_wind | 0.000000 | |
heading_change | -32768.000000 | |
pitch_change | -32768.000000 |
Contents of the super sweepinfo descriptor len: 196 | ||
---|---|---|
Param name | Current value | Recommended value |
name_struct | SSWB | |
sizeof_struct | 196 | |
last_used | 1250714310 08/19/2009 20:38:30.000 | |
start_time | 1244239563 06/05/2009 22:06:03.000 | |
stop_time | 1244239559 06/05/2009 22:05:59.000 | |
sizeof_file | 1432348 | |
compression_flag | 0 | |
volume_time_stamp | 1244239563 | |
num_params | 5 | |
radar_name | ||
d_start_time | 0.000 01/01/1970 00:00:00.000 | |
d_stop_time | 0.000 01/01/1970 00:00:00.000 | |
version_num | 0 | |
status | 0 |
Contents of the rotation angle table len: 28 | ||
---|---|---|
Param name | Current value | Recommended value |
name_struct[4] | RKTB | |
sizeof_struct | 7712 | |
angle2ndx | 1.333 | |
ndx_que_size | 480 | |
first_key_offset | 1952 | |
angle_table_offset | 32 |