urn:nasa:pds:phx_meca:data_afm:fs088sdr_002_5a011a550000a0 1.0 1.24.0.0 Product_Observational 2025-11-25 1.0 Initial version. 2008-08-24T05:38:40.880Z 2008-08-24T07:57:58.863Z Mars Phoenix Mission urn:nasa:pds:context:investigation:mission.phoenix data_to_investigation Phoenix MECA AFM The Phoenix Lander Host urn:nasa:pds:context:instrument_host:spacecraft.phx is_instrument_host Phoenix Lander Microscopy, Electrochemistry, and Conductivity Analyzer Atomic Force Microscope Instrument urn:nasa:pds:context:instrument:meca_afm.phx is_instrument Mars Planet urn:nasa:pds:context:target:planet.mars data_to_target PRIMARY MISSION MECA_AFM_SDR V1.0 904023603.000 904031961.000 12:49:37 88 16#1A550000# 16#00001A55# 16#00000000# 16#00000000# SCAN urn:nasa:pds:phx_meca:document:meca_rdr_sis data_to_document fs088sdr_002_5a011a550000a0.tab 2009-07-28T16:07:18.102 AFM_HEADER_TABLE 0 4 his table contains the AFM scan parameter information. The table contains 197 bytes of table data followed by 22844 bytes of spare data, of which the last 2 bytes contain the CR/LF pair. Carriage-Return Line-Feed 22 0 23041 cmdTimewhole 1 1 ASCII_Integer 9 seconds This is the time that the command was issued from the spacecraft computer to the MECA subsystem across the serial interface. Units are seconds of Spacecraft Clock (SCLK). cmdTimeremainder 2 11 ASCII_Integer 10 seconds/2**32 The remainder, where 2^32 is a full second. readTimewhole 3 22 ASCII_Integer 9 seconds This is the time that the data was returned to the spacecraft computer across the serial interface from the MECA subsystem (not used for some telemetry types). Units are seconds of Spacecraft Clock (SCLK). readTimeremainder 4 32 ASCII_Integer 10 seconds/2**32 The remainder, where 2^32 is a full second. dataLength 5 43 ASCII_Integer 6 bytes The length of the following record (and all records in this product), not including this header. cols 6 50 ASCII_Integer 3 points The width (number of points per line) of the AFM image. lines 7 54 ASCII_Integer 3 lines The height (number of lines) of the AFM image. direction 8 58 ASCII_Integer 1 seconds The scan direction, 1 = forward, 2 = backward. channel 9 60 ASCII_Integer 1 The RDR data channel, 1= error, 2= z-height. channelGain 10 62 ASCII_Integer 1 Ranges from 0 to 8, with 0=full (13.8 microns for height data and 20 Volts for error data), and reducing by factors of 2 each time, e.g. gain of 2 = 3.45 microns (height) or 5 Volts (error). refOMimage 11 64 ASCII_String 33 File name of the Optical Microscope image taken before the scan for sample context." refOMimage2 12 98 ASCII_String 33 Filename of the OM image taken after the scan. opsToken 13 132 ASCII_String 8 Ops Token for this scan. SwtsTemperature 14 141 ASCII_Real 5 K Temperature of the SWTS just prior to the scan. x_scanrange 15 147 ASCII_Real 6 Scan range in the X-direction of the AFM scan plane. y_scanrange 16 154 ASCII_Real 6 Scan range in the Y-direction of the AFM scan plane. scaling_factor 17 161 ASCII_Real 10 The scaling factor used to calibrate the data (converts DNs to micrometers for height data and volts for error data). AFM_OM_ref_X 18 172 ASCII_Integer 3 The approximate location of the center of the AFM scan field relative to the OM image. X-coordinate in pixels. AFM_OM_ref_Y 19 176 ASCII_Integer 3 The approximate location of the center of the AFM scan field relative to the OM image. Y-coordinate in pixels. X_slope 20 180 ASCII_Real 6 Slope correction in the x-direction of the AFM scan plane. Y_slope 21 187 ASCII_Real 6 Slope correction in the y-direction of the AFM scan plane. ScanSpeed 22 194 ASCII_Real 4 micrometers/second Scan speed of the AFM in micrometers/second. AFM_F_ERROR_TABLE 92164 PDS DSV 1 This table contains the AFM scan forward error information in Volts. 512 Carriage-Return Line-Feed Comma 0 1 FORWARD ERROR 512 3 0 This table contains the AFM scan forward error information in Volts. Each row represents a scan line along the fast scan axis. FORWARD ERROR X COORDINATE 1 ASCII_Real 0.00 FORWARD ERROR Y COORDINATE 2 ASCII_Real 0.00 FORWARD ERROR VALUE 3 ASCII_Real 0.00 AFM_F_HEIGHT_TABLE 11889156 PDS DSV 1 This table contains the AFM scan forward Z-height information in microns Each row represents a scan line along the fast scan axis. The table contains 23041 bytes of table data of which the last 2 bytes contain the CR/LF pair. 512 Carriage-Return Line-Feed Comma 0 1 FORWARD HEIGHT 512 3 0 The container holds the X-Y-Z information for each AFM forward scan data point. FORWARD HEIGHT X COORDINATE 1 ASCII_Real 0.00 FORWARD HEIGHT Y COORDINATE 2 ASCII_Real 0.00 FORWARD HEIGHT VALUE 3 ASCII_Real 0.00 AFM_B_ERROR_TABLE 23686148 PDS DSV 1 This table contains the AFM scan backward error information in Volts. Each row represents a scan line along the fast scan axis. 512 Carriage-Return Line-Feed Comma 0 1 BACKWARD ERROR DERIVATIVE 512 3 0 The container holds the X-Y-Z information for each AFM scan error data point. BACKWARD ERROR X COORDINATE 1 ASCII_Real 0.00 BACKWARD ERROR Y COORDINATE 2 ASCII_Real 0.00 BACKWARD ERROR VALUE 3 ASCII_Real 0.00 AFM_B_HEIGHT_TABLE 35483140 PDS DSV 1 This table contains the AFM scan backward Z-height information in microns. Each row represents a scan line along the fast scan axis. The table contains 23041 bytes of table data of which the last 2 bytes contain the CR/LF pair. 512 Carriage-Return Line-Feed Comma 0 1 BACKWARD HEIGHT 512 3 0 The container holds the X-Y-Z information for each AFM backward scan data point. BACKWARD HEIGHT X COORDINATE 1 ASCII_Real 0.00 BACKWARD HEIGHT Y COORDINATE 2 ASCII_Real 0.00 BACKWARD HEIGHT VALUE 3 ASCII_Real 0.00 fs088sdr_002_5a011a550000a0.lbl 0 PDS3 PDS3 label Carriage-Return Line-Feed