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b1_adcpwaves_2017_07.nc

NC_GLOBAL
comment
File created using pycdf0.6-3 and numpy numpy
project_url
http://nccoos.unc.edu
creation_date
2019-06-12 19:43:19
references
http://nccoos.unc.edu
format_category_code
directional waves
modification_date
2019-06-12 19:43:19
title
Directional wave data at Hatteras Bay, 20 nm East of Oregon Inlet, NC
institution_dods_url
http://nccoos.unc.edu
source
directional wave (acoustic doppler) observation
start_date
2017-07-01 00:00:00
process_level
level1
institution_code
Unversity of North Carolina at Chapel Hill (UNC-CH)
end_date
2017-07-31 12:00:00
metadata_url
http://nccoos.unc.edu
package_code
adcpwaves
institution
University of North Carolina at Chapel Hill (UNC-CH)
platform_code
b1
institution_url
http://nccoos.unc.edu
_FillValue
-99999.0
release_date
2019-06-12 19:43:19
Conventions
CF-1.0; SEACOOS-CDL-v2.0
project
North Carolina Coastal Ocean Observing System (NCCOOS)
contact
Sara Haines (haines@email.unc.edu)
history
raw2proc using proc_rdi_dspec_dw

time

units
seconds since 1970-1-1 00:00:00 -0
long_name
Time
standard_name
time
short_name
time
axis
T

lat

long_name
Latitude
standard_name
latitude
reference
geographic coordinates
short_name
lat
units
degrees_north
axis
Y
valid_range
-90.0, 90.0

lon

long_name
Longitude
standard_name
longitude
reference
geographic coordinates
short_name
lon
units
degrees_east
axis
Y
valid_range
-180.0, 180.0

z

long_name
Height
standard_name
height
reference
zero at sea-surface
short_name
z
units
m
axis
Z

f

units
Hz
long_name
Frequency
standard_name
frequency
short_name
f

d

units
deg
long_name
Direction
standard_name
direction
reference
clock-wise from True North
short_name
d

Sxx

units
m2 Hz-1 deg-1
long_name
Directional Spectral Density Function
standard_name
wave_directional_spectral_density
short_name
Sxx
definition
Distribution of the wave energy with both frequency and direction

Sf

units
m2 Hz-1
long_name
Spectral Density Function
standard_name
wave_spectral_density
short_name
Sf
definition
Distribution of the wave energy with frequency from all directions

Stheta

units
m2 deg-1
long_name
Spectral Density Function
standard_name
wave_directional_density
short_name
St
definition
Distribution of the wave energy with direction from all frequencies

Stheta_swell

units
m2 deg-1
long_name
Swell Spectral Density Function
standard_name
swell_wave_directional_density
short_name
Sts
definition
Distribution of the wave energy with direction from all swell frequencies

Stheta_wind

units
m2 deg-1
long_name
Wind Spectral Density Function
standard_name
wind_wave_directional_density
short_name
Stw
definition
Distribution of the wave energy with direction from all Wind frequencies

Hs

units
m
long_name
Significant Wave Height
standard_name
significant_wave_height
short_name
Hs
definition
Four times the square root of the first moment of the wave spectrum (4*sqrt(m0))

Hs_swell

units
m
long_name
Significant Swell Wave Height
standard_name
significant_swell_wave_height
short_name
Hss
definition
Four times the square root of the first moment of the swell wave spectrum (4*sqrt(m0s))

Hs_wind

units
m
long_name
Significant Wind Wave Height
standard_name
significant_wind_wave_height
short_name
Hsw
definition
Four times the square root of the first moment of the wind wave spectrum (4*sqrt(m0w))

Tp

units
sec
long_name
Peak Wave Period
standard_name
peak_wave_period
short_name
Tp
definition
Period of strongest wave (Sf maximum)

Tp_swell

units
sec
long_name
Peak Swell Wave Period
standard_name
peak_swell_wave_period
short_name
Tps
definition
Period of strongest swell (Sfs energy maximum)

Tp_wind

units
sec
long_name
Peak Wind Wave Period
standard_name
peak_wind_wave_period
short_name
Tpw
definition
Period of strongest wind wave (Sfw energy maximum)

Tm

units
sec
long_name
Mean Wave Period
standard_name
mean_wave_period
short_name
Tm
definition
Zero-moment of the non-directional spectrum divided by the first-moment (m0/m1)

Tm_swell

units
sec
long_name
Mean Swell Wave Period
standard_name
mean_swell_wave_period
short_name
Tms
definition
Zero-moment of the non-directional spectrum divided by the first-moment (m0s/m1s)

Tm_wind

units
sec
long_name
Mean Wind Wave Period
standard_name
mean_wind_wave_period
short_name
Tmw
definition
Zero-moment of the non-directional spectrum divided by the first-moment (m0w/m1w)

Dp

definition
Direction from which strongest waves (wave energy) are coming (dir of max(S(Tp,dir)
standard_name
peak_wave_from_direction
reference
clockwise from True North
short_name
Dp
long_name
Peak Wave Direction
units
deg from N

Dp_swell

definition
Direction from which strongest waves (swell energy) are coming (dir of max(S(Tps,dir)
standard_name
peak_swell_wave_from_direction
reference
clockwise from True North
short_name
Dps
long_name
Peak Swell Wave Direction
units
deg from N

Dp_wind

definition
Direction from which strongest waves (wind wave energy) are coming (dir of max(S(Tpw,dir)
standard_name
peak_wind_wave_from_direction
reference
clockwise from True North
short_name
Dpw
long_name
Peak Wind Wave Direction
units
deg from N

Dm

definition
Mean direction from which strongest waves (wave energy max) are coming for all frequencies
standard_name
mean_wave_from_direction
reference
clockwise from True North
short_name
Dm
long_name
Mean Wave Direction
units
deg from N

Dm_swell

definition
Mean direction from which strongest waves (wave energy max) are coming for swell frequencies
standard_name
mean_swell_wave_from_direction
reference
clockwise from True North
short_name
Dms
long_name
Mean Swell Wave Direction
units
deg from N

Dm_wind

definition
Mean direction from which strongest waves (wave energy max) are coming for wind wave frequencies
standard_name
mean_wind_wave_from_direction
reference
clockwise from True North
short_name
Dmw
long_name
Mean Wind Wave Direction
units
deg from N

ntime

nlat

nlon

nz

nfreq

ndir

, released under the MIT license (c) 2003–2013 Roberto De Almeida.