Level 1 data (velocity profilers) - Revision history

Yuengdjern at 16:22, 24 May 2022

2022-05-24T16:22:45Z

← Older revision		Revision as of 16:22, 24 May 2022
Line 49:		Line 49:
	\| R_VEL		\| R_VEL
	\| water_radial_velocity_of_scatterers_		\| water_radial_velocity_of_scatterers_
	towards_instrument		towards_instrument.
	\| TIME, Z_DIST, N_BEAM		\| TIME, Z_DIST, N_BEAM
	\| Units in m/s		\| Units in m/s. Corresponds to <math> b </math> in [[Nomenclature]]
	\|-		\|-
	\| R_VEL_FLAGS		\| R_VEL_FLAGS

Yuengdjern at 13:43, 23 May 2022

2022-05-23T13:43:26Z

← Older revision		Revision as of 13:43, 23 May 2022
Line 68:		Line 68:
	\| N_BEAM		\| N_BEAM
	\| vertical size of the ADCP bins. Usually the same for all 4 beams, but 5th beam can vary.		\| vertical size of the ADCP bins. Usually the same for all 4 beams, but 5th beam can vary.
	\|-
	~~\| PROFILE_NUMBER {{FontColor\|fg=white\|bg=red\|text= or N_PROFILE (agree as group)}}~~
	~~\| unique_identifier_for_each_profile~~
	~~\| TIME~~
	~~\| This variable identifies each record (velocity) profile~~
	\|-		\|-
	\| colspan="4" style="text-align:center; font-weight:bold; background-color:#f9eddd" \| '''Quality-control variables recorded by acoustic-Doppler instruments''' <math>\ddagger</math>		\| colspan="4" style="text-align:center; font-weight:bold; background-color:#f9eddd" \| '''Quality-control variables recorded by acoustic-Doppler instruments''' <math>\ddagger</math>
Line 109:		Line 104:
	\| TIME		\| TIME
	\| Integers of 1, 2, etc to designate which [[Burst sampling\|burst]] the velocities are associated with. Only required when measuring in burst-mode.		\| Integers of 1, 2, etc to designate which [[Burst sampling\|burst]] the velocities are associated with. Only required when measuring in burst-mode.
			\|-
			\| PROFILE_NUMBER
			\| unique_identifier_for_each_profile
			\| TIME
			\| This variable identifies each record (velocity) profile
	\|-		\|-
	\| colspan="4" \| <math>\ddagger</math> Quality-control variable names are consistent for those onboard RDI Teleydyne ADCPs. Nortek has CORRN (noise correlation as a % instead of counts) detailed in the [[Level_1_data_(velocity_point-measurements)#Variables\|ADV Level 1 variables]].		\| colspan="4" \| <math>\ddagger</math> Quality-control variable names are consistent for those onboard RDI Teleydyne ADCPs. Nortek has CORRN (noise correlation as a % instead of counts) detailed in the [[Level_1_data_(velocity_point-measurements)#Variables\|ADV Level 1 variables]].
Line 114:		Line 114:
	<math>\dagger</math> Motion variables are necessary for structure function analysis for situating the bins relative the vertical (gravity). These variables do enable converting measurements into geographical.		<math>\dagger</math> Motion variables are necessary for structure function analysis for situating the bins relative the vertical (gravity). These variables do enable converting measurements into geographical.

	<math>\dagger\dagger</math> ~~Only~~ required when measuring in bursts e.g., 18 min of continuous measurements every hour. Can omit if continuously sampled.		<math>\dagger\dagger</math> BURST_NUMBER is only required when measuring in bursts e.g., 18 min of continuous measurements every hour. Can omit if continuously sampled.
			PROFILE_NUMBER is essentially an integer proxy for TIME.
	\|}		\|}

Jmmcmillan: Add reminder to agree on variable name

2022-04-26T19:24:27Z

Add reminder to agree on variable name

← Older revision		Revision as of 19:24, 26 April 2022
Line 69:		Line 69:
	\| vertical size of the ADCP bins. Usually the same for all 4 beams, but 5th beam can vary.		\| vertical size of the ADCP bins. Usually the same for all 4 beams, but 5th beam can vary.
	\|-		\|-
	\| PROFILE_NUMBER		\| PROFILE_NUMBER {{FontColor\|fg=white\|bg=red\|text= or N_PROFILE (agree as group)}}
	\| unique_identifier_for_each_profile		\| unique_identifier_for_each_profile
	\| TIME		\| TIME

Brian scannell: Format tweaks

2022-04-22T10:31:09Z

Format tweaks

← Older revision		Revision as of 10:31, 22 April 2022
Line 86:		Line 86:
	\| Unit of counts		\| Unit of counts
	\|-		\|-
	\| colspan="4" style="text-align:center; font-weight:bold; background-color:#f9eddd" \| '''Platform motion variables'''<math>\dagger</math>		\| colspan="4" style="text-align:center; font-weight:bold; background-color:#f9eddd" \| '''Platform motion variables''' <math>\dagger</math>
	\|-		\|-
	\| HEADING		\| HEADING
Line 103:		Line 103:
	\| degrees		\| degrees
	\|-		\|-
	\| colspan="4" style="text-align:center; font-weight:bold; background-color:#f9eddd" \| '''Optional variables'''		\| colspan="4" style="text-align:center; font-weight:bold; background-color:#f9eddd" \| '''Optional variables''' <math>\dagger\dagger</math>
	\|-		\|-
	\| BURST_NUMBER		\| BURST_NUMBER
	\| unique_identifier_for_each_burst		\| unique_identifier_for_each_burst
	\| TIME		\| TIME
	\| Integers of 1, 2, etc to designate which [[Burst sampling\|burst]] the velocities are associated with. ~~Can omit if continuously sampled~~.		\| Integers of 1, 2, etc to designate which [[Burst sampling\|burst]] the velocities are associated with. Only required when measuring in burst-mode.
	\|-		\|-
	\| colspan="4" \| <math>\ddagger</math> Quality-control variable names are consistent for those onboard RDI Teleydyne ADCPs. Nortek has CORRN (noise correlation as a % instead of counts) detailed in the [[Level_1_data_(velocity_point-measurements)#Variables\|ADV Level 1 variables]].		\| colspan="4" \| <math>\ddagger</math> Quality-control variable names are consistent for those onboard RDI Teleydyne ADCPs. Nortek has CORRN (noise correlation as a % instead of counts) detailed in the [[Level_1_data_(velocity_point-measurements)#Variables\|ADV Level 1 variables]].

	<math>\dagger</math> Motion variables are necessary for structure function analysis for situating the bins relative the vertical (gravity). These variables do enable converting measurements into geographical.		<math>\dagger</math> Motion variables are necessary for structure function analysis for situating the bins relative the vertical (gravity). These variables do enable converting measurements into geographical.

			<math>\dagger\dagger</math> Only required when measuring in bursts e.g., 18 min of continuous measurements every hour. Can omit if continuously sampled.
	\|}		\|}

Brian scannell: Changed dimension for PROFILE_NUMBER to TIME (was listed as N_SEGMENT, N_SAMPLE which are only relevant at L2)

2022-04-22T09:49:00Z

Changed dimension for PROFILE_NUMBER to TIME (was listed as N_SEGMENT, N_SAMPLE which are only relevant at L2)

← Older revision		Revision as of 09:49, 22 April 2022
Line 71:		Line 71:
	\| PROFILE_NUMBER		\| PROFILE_NUMBER
	\| unique_identifier_for_each_profile		\| unique_identifier_for_each_profile
	\| ~~N_SEGMENT, N_SAMPLE~~		\| TIME
	\| This variable identifies each record (velocity) profile		\| This variable identifies each record (velocity) profile
	\|-		\|-

Brian scannell: changed reference to R_DIST to Z_DIST

2022-04-22T09:46:07Z

changed reference to R_DIST to Z_DIST

← Older revision		Revision as of 09:46, 22 April 2022
Line 56:		Line 56:
	\| water_radial_velocity_of_scatterers_		\| water_radial_velocity_of_scatterers_
	towards_instrument_status_flag		towards_instrument_status_flag
	\| TIME, ~~R_DIST~~, N_BEAM		\| TIME, Z_DIST, N_BEAM
	\| Boolean flags (8 bit, 0-255) to represent one of 8 possible reasons for rejection. {{FontColor\|fg=white\|bg=red\|text= Link to own flagging page}}		\| Boolean flags (8 bit, 0-255) to represent one of 8 possible reasons for rejection. {{FontColor\|fg=white\|bg=red\|text= Link to own flagging page}}
	\|-		\|-

Jmmcmillan: Update time description

2022-04-20T13:56:04Z

Update time description

← Older revision		Revision as of 13:56, 20 April 2022
Line 22:		Line 22:
	\| time		\| time
	\| TIME		\| TIME
	\| Units in Days since ~~1950-01-01T00:00:00Z~~		\| Units in Days since reference time specified in variable attribute
	\|-		\|-
	\| Z_DIST		\| Z_DIST

Jmmcmillan: Updated names to ensure consistency with Cynthia's netcdf tools

2022-03-21T20:43:02Z

Updated names to ensure consistency with Cynthia's netcdf tools

← Older revision		Revision as of 20:43, 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 55:		Line 55:
	\| R_VEL_FLAGS		\| R_VEL_FLAGS
	\| water_radial_velocity_of_scatterers_		\| water_radial_velocity_of_scatterers_
	~~towards_instrument_status_flags~~		towards_instrument_status_flag
	\| TIME, R_DIST, N_BEAM		\| TIME, R_DIST, N_BEAM
	\| Boolean flags (8 bit, 0-255) to represent one of 8 possible reasons for rejection. {{FontColor\|fg=white\|bg=red\|text= Link to own flagging page}}		\| Boolean flags (8 bit, 0-255) to represent one of 8 possible reasons for rejection. {{FontColor\|fg=white\|bg=red\|text= Link to own flagging page}}
Line 82:		Line 82:
	\|-		\|-
	\| CORR		\| CORR
	\| ~~correlation_magnitude~~		\| correlation_magnitude_from_each_acoustic_beam
	\| TIME, Z_DIST, N_BEAM		\| TIME, Z_DIST, N_BEAM
	\| Unit of counts		\| Unit of counts

Jmmcmillan: Added degree symbol

2022-03-21T19:26:38Z

Added degree symbol

← Older revision		Revision as of 19:26, 21 March 2022
Line 62:		Line 62:
	\| beam_angle_from_instrument_z_axis		\| beam_angle_from_instrument_z_axis
	\| N_BEAM		\| N_BEAM
	\| Units in degrees, positive (usually ~20-~~30o~~)		\| Units in degrees, positive (usually ~20-30<math>^\circ</math>)
	\|-		\|-
	\| BIN_SIZE		\| BIN_SIZE

CynthiaBluteau: burst link

2022-03-08T19:16:40Z

burst link

← Older revision		Revision as of 19:16, 8 March 2022
Line 4:		Line 4:
	\|instrument_type=Velocity profilers		\|instrument_type=Velocity profilers
	}}		}}
	The required dimensions and variables for the first processing level within NetCDF ATOMIX format for ADCP velocity measurements are described below. This processing level contains the raw measurements recorded by the instrument. If sampling is in burst mode, the measurements from individual bursts are appended together.		The required dimensions and variables for the first processing level within NetCDF ATOMIX format for ADCP velocity measurements are described below. This processing level contains the raw measurements recorded by the instrument. If sampling is in [[Burst sampling\|burst mode]], the measurements from individual [[Burst sampling\|bursts]] are appended together.

	Only a few attributes for each variable are listed since the page's purpose is to describe the information layout within each NetCDF file. Please refer to the {{FontColor\|bg=#fca1fd\|text= [[NetCDF_parameter\|complete list]]}} for the additional attributes related to each variable (e.g., units, bounds, cell_methods).		Only a few attributes for each variable are listed since the page's purpose is to describe the information layout within each NetCDF file. Please refer to the {{FontColor\|bg=#fca1fd\|text= [[NetCDF_parameter\|complete list]]}} for the additional attributes related to each variable (e.g., units, bounds, cell_methods).
Line 108:		Line 108:
	\| unique_identifier_for_each_burst		\| unique_identifier_for_each_burst
	\| TIME		\| TIME
	\| Integers of 1, 2, etc to designate which burst the velocities are associated with. Can omit if continuously sampled.		\| Integers of 1, 2, etc to designate which [[Burst sampling\|burst]] the velocities are associated with. Can omit if continuously sampled.
	\|-		\|-
	\| colspan="4" \| <math>\ddagger</math> Quality-control variable names are consistent for those onboard RDI Teleydyne ADCPs. Nortek has CORRN (noise correlation as a % instead of counts) detailed in the [[Level_1_data_(velocity_point-measurements)#Variables\|ADV Level 1 variables]].		\| colspan="4" \| <math>\ddagger</math> Quality-control variable names are consistent for those onboard RDI Teleydyne ADCPs. Nortek has CORRN (noise correlation as a % instead of counts) detailed in the [[Level_1_data_(velocity_point-measurements)#Variables\|ADV Level 1 variables]].