Level 3 data (velocity profilers) - Revision history

Jmmcmillan: Change dll_calculation type to dll_method for consistency with Brian's data

2022-07-08T13:53:52Z

Change dll_calculation type to dll_method for consistency with Brian's data

← Older revision		Revision as of 13:53, 8 July 2022
Line 104:		Line 104:
	\| <blockquote>''This group includes the structure function Dll as a function of the separation distance. Any ancillary information required for estimating the dissipation of turbulent kinetic energy may also be stored here. ''</blockquote>		\| <blockquote>''This group includes the structure function Dll as a function of the separation distance. Any ancillary information required for estimating the dissipation of turbulent kinetic energy may also be stored here. ''</blockquote>
	\|-		\|-
	\| ~~dll_calculation_type~~		\| dll_method
	\| Specify differencing technique used to estimate DLL		\| Specify differencing technique used to estimate DLL
	\| Examples include:		\| Examples include:

Yuengdjern at 10:24, 4 June 2022

2022-06-04T10:24:58Z

← Older revision		Revision as of 10:24, 4 June 2022
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	status_flag		status_flag
	\| TIME, Z_DIST, N_BEAM, N_DEL		\| TIME, Z_DIST, N_BEAM, N_DEL
	\| ~~{{FontColor\|fg=white\|bg=red~~\|~~text=To be linked, when boolean~~ flags ~~defined}}~~		\| For details see [[Velocity Profiler data flags\| Velocity profiler data flags]]
	\|-		\|-
	\| R_DEL		\| R_DEL

Yuengdjern at 15:32, 2 June 2022

2022-06-02T15:32:18Z

← Older revision		Revision as of 15:32, 2 June 2022
Line 85:		Line 85:
	\| TIME		\| TIME
	\| Enables backtracking to [[Level 2 segmented (velocity profilers)\|previous processing level]]		\| Enables backtracking to [[Level 2 segmented (velocity profilers)\|previous processing level]]
	\|-
	~~\| colspan="4" style="text-align:center; font-weight:bold; background-color:#f9eddd"\| Optional variables <math>\ddagger</math>~~
	\|-
	~~\| ENU_VEL~~
	~~\| east_north_up_error_water_velocity~~
	~~\| TIME, Z_DIST, N_BEAM~~
	\| This variable provides burst-averaged water velocity in geographical coordinates where N_BEAM = [1 2 3 4] corresponding to east, north, up components and error velocities for determining background flow.
	\|}		\|}
	</div>		</div>

Yuengdjern at 15:30, 2 June 2022

2022-06-02T15:30:34Z

← Older revision		Revision as of 15:30, 2 June 2022
Line 22:		Line 22:
	\| time		\| time
	\| TIME		\| TIME
	\| Segment midpoint time. Units in Days since reference time specified in variable attribute. Provide bounds attribute to designate the variable containing the limits of each segment ([http://cfconventions.org/cf-conventions/v1.6.0/cf-conventions.html#methods-applied-to-a-timeseries-ex see CF-compliant example]).		\| Segment midpoint time. Units in Days since reference time specified in variable attribute.
	\|-		\|-
	\| Z_DIST		\| Z_DIST

Yuengdjern at 15:27, 2 June 2022

2022-06-02T15:27:50Z

← Older revision		Revision as of 15:27, 2 June 2022
Line 66:		Line 66:
	\| along-beam_separation_distance_at_		\| along-beam_separation_distance_at_
	which_structure_function_is_evaluated		which_structure_function_is_evaluated
	\| ~~TIME, Z_DIST,~~ N_BEAM, N_DEL		\| N_BEAM, N_DEL
	\| Estimated quantity (in meters) from N_DEL (Level 3), BIN_SIZE (Level 2) and THETA (Level 2).		\| Estimated quantity (in meters) from N_DEL (Level 3), BIN_SIZE (Level 2) and THETA (Level 2).
	\|-		\|-

Yuengdjern at 09:08, 27 May 2022

2022-05-27T09:08:23Z

← Older revision		Revision as of 09:08, 27 May 2022
Line 85:		Line 85:
	\| TIME		\| TIME
	\| Enables backtracking to [[Level 2 segmented (velocity profilers)\|previous processing level]]		\| Enables backtracking to [[Level 2 segmented (velocity profilers)\|previous processing level]]
			\|-
			\| colspan="4" style="text-align:center; font-weight:bold; background-color:#f9eddd"\| Optional variables <math>\ddagger</math>
			\|-
			\| ENU_VEL
			\| east_north_up_error_water_velocity
			\| TIME, Z_DIST, N_BEAM
			\| This variable provides burst-averaged water velocity in geographical coordinates where N_BEAM = [1 2 3 4] corresponding to east, north, up components and error velocities for determining background flow.
	\|}		\|}
	</div>		</div>

Brian scannell: Removed reference to BURST_NUMBER as no longer relevant

2022-04-22T10:21:35Z

Removed reference to BURST_NUMBER as no longer relevant

← Older revision		Revision as of 10:21, 22 April 2022
Line 85:		Line 85:
	\| TIME		\| TIME
	\| Enables backtracking to [[Level 2 segmented (velocity profilers)\|previous processing level]]		\| Enables backtracking to [[Level 2 segmented (velocity profilers)\|previous processing level]]
	\|-
	~~\| BURST_NUMBER <math>\dagger\dagger</math>~~
	~~\| unique_identifier_for_each_burst~~
	~~\| TIME~~
	~~\| Only required when measuring in burst-mode. Integers of 1, 2, etc to designate which burst the velocities are associated with.~~
	\|-
	~~\| colspan="4" \|~~
	~~<math>\dagger\dagger</math> Optional variable required only when measuring in bursts e.g., 18 min of continuous measurements every hour.~~
	\|}		\|}
	</div>		</div>

Brian scannell: Update order of dimensions as per TEAMS discussion

2022-04-22T10:19:06Z

Update order of dimensions as per TEAMS discussion

← Older revision		Revision as of 10:19, 22 April 2022
Line 22:		Line 22:
	\| time		\| time
	\| TIME		\| TIME
	\| Units in Days since reference time specified in variable attribute. Provide bounds attribute to designate the variable containing the limits of each segment ([http://cfconventions.org/cf-conventions/v1.6.0/cf-conventions.html#methods-applied-to-a-timeseries-ex see CF-compliant example]).		\| Segment midpoint time. Units in Days since reference time specified in variable attribute. Provide bounds attribute to designate the variable containing the limits of each segment ([http://cfconventions.org/cf-conventions/v1.6.0/cf-conventions.html#methods-applied-to-a-timeseries-ex see CF-compliant example]).
	\|-		\|-
	\| Z_DIST		\| Z_DIST
Line 28:		Line 28:
	\| Z_DIST		\| Z_DIST
	\| bin centre distance (in meters) from the transducer along the instrument's vertical axis		\| bin centre distance (in meters) from the transducer along the instrument's vertical axis
	\|-
	~~\| N_DEL~~
	~~\| along-beam_separation_distance_~~
	~~over_which_DLL_is_evaluated_in_number_of_bins~~
	~~\| N_DEL~~
	~~\| Number of bins separating two velocity measurements used to calculate DLL~~
	\|-		\|-
	\| N_BEAM		\| N_BEAM
Line 39:		Line 33:
	\| N_BEAM		\| N_BEAM
	\| Array of 1 to number of beams (3 to 5 typically)		\| Array of 1 to number of beams (3 to 5 typically)
			\|-
			\| N_DEL
			\| along-beam_separation_distance_over_
			which_DLL_is_evaluated_in_number_of_bins
			\| N_DEL
			\| Number of bins separating two velocity measurements used to calculate DLL
	\|}		\|}
	</div>		</div>
Line 54:		Line 54:
	\| DLL		\| DLL
	\| second_order_structure_function		\| second_order_structure_function
	\| TIME, Z_DIST, N_DEL~~, N_BEAM~~		\| TIME, Z_DIST, N_BEAM, N_DEL
	\| Differences in velocities squared have been time-averaged (units of m2/s2).		\| Differences in velocities squared have been time-averaged (units of m2/s2).
	\|-		\|-
	\| DLL_FLAGS		\| DLL_FLAGS
	\| ~~second_order_structure_function_status_flag~~		\| second_order_structure_function_
	\| TIME, Z_DIST, N_DEL~~, N_BEAM~~		status_flag
			\| TIME, Z_DIST, N_BEAM, N_DEL
	\| {{FontColor\|fg=white\|bg=red\|text=To be linked, when boolean flags defined}}		\| {{FontColor\|fg=white\|bg=red\|text=To be linked, when boolean flags defined}}
	\|-		\|-
	\| R_DEL		\| R_DEL
	\| along-~~beam_separation_distance_~~		\| along-beam_separation_distance_at_
	~~at_which_structure_function_is_evaluated~~		which_structure_function_is_evaluated
	\| ~~N_DEL~~, Z_DIST, N_BEAM, ~~TIME~~		\| TIME, Z_DIST, N_BEAM, N_DEL
	\| Estimated quantity (in meters) from N_DEL (Level 3), BIN_SIZE (Level 2) and THETA (Level 2).		\| Estimated quantity (in meters) from N_DEL (Level 3), BIN_SIZE (Level 2) and THETA (Level 2).
	\|-		\|-
Line 74:		Line 75:
	\|-		\|-
	\| DLL_N		\| DLL_N
	\| ~~second_order_structure_function_number_of_observations~~		\| second_order_structure_function_number_
	\| TIME, Z_DIST, N_DEL~~, N_BEAM~~		of_observations
			\| TIME, Z_DIST, N_BEAM, N_DEL
	\| The number of available measurements in each segment i.e., data quality.		\| The number of available measurements in each segment i.e., data quality.
	\|-		\|-

Jmmcmillan at 13:58, 20 April 2022

2022-04-20T13:58:01Z

← Older revision		Revision as of 13:58, 20 April 2022
Line 22:		Line 22:
	\| time		\| time
	\| TIME		\| TIME
	\| Units in Days since ~~1950-01-01T00:00:00Z~~. Provide bounds attribute to designate the variable containing the limits of each segment ([http://cfconventions.org/cf-conventions/v1.6.0/cf-conventions.html#methods-applied-to-a-timeseries-ex see CF-compliant example]).		\| Units in Days since reference time specified in variable attribute. Provide bounds attribute to designate the variable containing the limits of each segment ([http://cfconventions.org/cf-conventions/v1.6.0/cf-conventions.html#methods-applied-to-a-timeseries-ex see CF-compliant example]).
	\|-		\|-
	\| Z_DIST		\| Z_DIST

Jmmcmillan: Corrected names for consistency with netcdf tools used to generate files

2022-03-21T20:31:09Z

Corrected names for consistency with netcdf tools used to generate files

← Older revision		Revision as of 20:31, 21 March 2022
Line 25:		Line 25:
	\|-		\|-
	\| Z_DIST		\| Z_DIST
	\| ~~distance_from_sensor_along_z_instrument_axis~~		\| distance_from_sensor_along_vertical
	\| Z_DIST		\| Z_DIST
	\| bin centre distance (in meters) from the transducer along the instrument's vertical axis		\| bin centre distance (in meters) from the transducer along the instrument's vertical axis
Line 58:		Line 58:
	\|-		\|-
	\| DLL_FLAGS		\| DLL_FLAGS
	\| ~~second_order_structure_function_status_flags~~		\| second_order_structure_function_status_flag
	\| TIME, Z_DIST, N_DEL, N_BEAM		\| TIME, Z_DIST, N_DEL, N_BEAM
	\| {{FontColor\|fg=white\|bg=red\|text=To be linked, when boolean flags defined}}		\| {{FontColor\|fg=white\|bg=red\|text=To be linked, when boolean flags defined}}
Line 66:		Line 66:
	at_which_structure_function_is_evaluated		at_which_structure_function_is_evaluated
	\| N_DEL, Z_DIST, N_BEAM, TIME		\| N_DEL, Z_DIST, N_BEAM, TIME
	\| Estimated quantity (in meters) from ~~bin sizes~~ and ~~theta in~~ Level 2 ~~qaqc variables~~		\| Estimated quantity (in meters) from N_DEL (Level 3), BIN_SIZE (Level 2) and THETA (Level 2).
	\|-		\|-
	\| R_DIST		\| R_DIST
Line 76:		Line 76:
	\| second_order_structure_function_number_of_observations		\| second_order_structure_function_number_of_observations
	\| TIME, Z_DIST, N_DEL, N_BEAM		\| TIME, Z_DIST, N_DEL, N_BEAM
	\| ~~Measure the~~ number of available measurements in each segment i.e., data quality.		\| The number of available measurements in each segment i.e., data quality.
	\|-		\|-
	\| N_SEGMENT		\| N_SEGMENT