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Begin FrameSet # Set of inter-related coordinate systems
# Title = "3-d compound coordinate system" # Title of coordinate system
# Naxes = 3 # Number of coordinate axes
# Domain = "SKY-DSBSPECTRUM" # Coordinate system domain
# Epoch = 2007.10664386351 # Julian epoch of observation
# Lbl1 = "Right ascension" # Label for axis 1
# Lbl2 = "Declination" # Label for axis 2
# Lbl3 = "Radio velocity (USB)" # Label for axis 3
# System = "Compound" # Coordinate system type
# Uni1 = "hh:mm:ss.sss" # Units for axis 1
# Uni2 = "ddd:mm:ss.ss" # Units for axis 2
# Uni3 = "km/s" # Units for axis 3
# Dig1 = 9 # Individual precision for axis 1
# Dig2 = 9 # Individual precision for axis 2
# Digits = 7 # Default formatting precision
# Fmt1 = "hms.3" # Format specifier for axis 1
# Fmt2 = "dms.2" # Format specifier for axis 2
# Dir1 = 0 # Plot axis 1 in reverse direction
IsA Frame # Coordinate system description
Nframe = 5 # Number of Frames in FrameSet
# Base = 1 # Index of base Frame
Currnt = 5 # Index of current Frame
Nnode = 6 # Number of nodes in FrameSet
Nod1 = 3 # Frame 1 is associated with node 3
Nod2 = 4 # Frame 2 is associated with node 4
Nod3 = 5 # Frame 3 is associated with node 5
Nod4 = 6 # Frame 4 is associated with node 6
Nod5 = 2 # Frame 5 is associated with node 2
Lnk2 = 1 # Node 2 is derived from node 1
Lnk3 = 1 # Node 3 is derived from node 1
Lnk4 = 1 # Node 4 is derived from node 1
Lnk5 = 1 # Node 5 is derived from node 1
Lnk6 = 1 # Node 6 is derived from node 1
Frm1 = # Frame number 1
Begin Frame # Coordinate system description
Title = "Data grid indices; first pixel at (1,1,1)" # Title of coordinate system
Naxes = 3 # Number of coordinate axes
Domain = "GRID" # Coordinate system domain
# Lbl1 = "Data grid index 1" # Label for axis 1
# Lbl2 = "Data grid index 2" # Label for axis 2
# Lbl3 = "Data grid index 3" # Label for axis 3
# Uni1 = "pixel" # Units for axis 1
# Uni2 = "pixel" # Units for axis 2
# Uni3 = "pixel" # Units for axis 3
Ax1 = # Axis number 1
Begin Axis # Coordinate axis
Label = "Data grid index 1" # Axis Label
Symbol = "g1" # Axis symbol
Unit = "pixel" # Axis units
Format = "%3.1f" # Format specifier
End Axis
Ax2 = # Axis number 2
Begin Axis # Coordinate axis
Label = "Data grid index 2" # Axis Label
Symbol = "g2" # Axis symbol
Unit = "pixel" # Axis units
Format = "%3.1f" # Format specifier
End Axis
Ax3 = # Axis number 3
Begin Axis # Coordinate axis
Label = "Data grid index 3" # Axis Label
Symbol = "g3" # Axis symbol
Unit = "pixel" # Axis units
Format = "%3.1f" # Format specifier
End Axis
End Frame
Frm2 = # Frame number 2
Begin Frame # Coordinate system description
Title = "Pixel coordinates; first pixel at (0.5,0.5,-1024.5)" # Title of coordinate system
Naxes = 3 # Number of coordinate axes
Domain = "PIXEL" # Coordinate system domain
# Lbl1 = "Pixel coordinate 1" # Label for axis 1
# Lbl2 = "Pixel coordinate 2" # Label for axis 2
# Lbl3 = "Pixel coordinate 3" # Label for axis 3
# Uni1 = "pixel" # Units for axis 1
# Uni2 = "pixel" # Units for axis 2
# Uni3 = "pixel" # Units for axis 3
Ax1 = # Axis number 1
Begin Axis # Coordinate axis
Label = "Pixel coordinate 1" # Axis Label
Symbol = "p1" # Axis symbol
Unit = "pixel" # Axis units
Format = "%3.1f" # Format specifier
End Axis
Ax2 = # Axis number 2
Begin Axis # Coordinate axis
Label = "Pixel coordinate 2" # Axis Label
Symbol = "p2" # Axis symbol
Unit = "pixel" # Axis units
Format = "%3.1f" # Format specifier
End Axis
Ax3 = # Axis number 3
Begin Axis # Coordinate axis
Label = "Pixel coordinate 3" # Axis Label
Symbol = "p3" # Axis symbol
Unit = "pixel" # Axis units
Format = "%3.1f" # Format specifier
End Axis
End Frame
Frm3 = # Frame number 3
Begin Frame # Coordinate system description
Title = "Axis coordinates; first pixel at (0.5,0.5,-1024.5)" # Title of coordinate system
Naxes = 3 # Number of coordinate axes
Domain = "AXIS" # Coordinate system domain
# Lbl1 = "Axis 1" # Label for axis 1
# Lbl2 = "Axis 2" # Label for axis 2
# Lbl3 = "Axis 3" # Label for axis 3
# Uni1 = "pixel" # Units for axis 1
# Uni2 = "pixel" # Units for axis 2
# Uni3 = "pixel" # Units for axis 3
Ax1 = # Axis number 1
Begin Axis # Coordinate axis
Label = "Axis 1" # Axis Label
Symbol = "a1" # Axis symbol
Unit = "pixel" # Axis units
Format = "%3.1f" # Format specifier
End Axis
Ax2 = # Axis number 2
Begin Axis # Coordinate axis
Label = "Axis 2" # Axis Label
Symbol = "a2" # Axis symbol
Unit = "pixel" # Axis units
Format = "%3.1f" # Format specifier
End Axis
Ax3 = # Axis number 3
Begin Axis # Coordinate axis
Label = "Axis 3" # Axis Label
Symbol = "a3" # Axis symbol
Unit = "pixel" # Axis units
Format = "%3.1f" # Format specifier
End Axis
End Frame
Frm4 = # Frame number 4
Begin Frame # Coordinate system description
Title = "Normalised pixel coordinates; first pixel at (0.03846154,0.5,0.0002441406)" # Title of coordinate system
Naxes = 3 # Number of coordinate axes
Domain = "FRACTION" # Coordinate system domain
# Lbl1 = "Normalised pixel coordinate 1" # Label for axis 1
# Lbl2 = "Normalised pixel coordinate 2" # Label for axis 2
# Lbl3 = "Normalised pixel coordinate 3" # Label for axis 3
Ax1 = # Axis number 1
Begin Axis # Coordinate axis
Label = "Normalised pixel coordinate 1" # Axis Label
Symbol = "f1" # Axis symbol
Unit = "" # Axis units
Format = "%5.4f" # Format specifier
End Axis
Ax2 = # Axis number 2
Begin Axis # Coordinate axis
Label = "Normalised pixel coordinate 2" # Axis Label
Symbol = "f2" # Axis symbol
Unit = "" # Axis units
Format = "%5.4f" # Format specifier
End Axis
Ax3 = # Axis number 3
Begin Axis # Coordinate axis
Label = "Normalised pixel coordinate 3" # Axis Label
Symbol = "f3" # Axis symbol
Unit = "" # Axis units
Format = "%5.4f" # Format specifier
End Axis
End Frame
Frm5 = # Frame number 5
Begin CmpFrame # Compound coordinate system description
# Title = "3-d compound coordinate system" # Title of coordinate system
# Naxes = 3 # Number of coordinate axes
# Domain = "SKY-DSBSPECTRUM" # Coordinate system domain
# Lbl1 = "Right ascension" # Label for axis 1
# Lbl2 = "Declination" # Label for axis 2
# Lbl3 = "Radio velocity (USB)" # Label for axis 3
# Uni1 = "hh:mm:ss.sss" # Units for axis 1
# Uni2 = "ddd:mm:ss.ss" # Units for axis 2
# Uni3 = "km/s" # Units for axis 3
# Dig1 = 9 # Individual precision for axis 1
# Dig2 = 9 # Individual precision for axis 2
# Digits = 7 # Default formatting precision
# Fmt1 = "hms.3" # Format specifier for axis 1
# Fmt2 = "dms.2" # Format specifier for axis 2
# Dir1 = 0 # Plot axis 1 in reverse direction
IsA Frame # Coordinate system description
FrameA = # First component Frame
Begin SkyFrame # Description of celestial coordinate system
Naxes = 2 # Number of coordinate axes
Epoch = 2007.10664386351 # Julian epoch of observation
System = "FK5" # Coordinate system type
ObsLat = 0.346026069000145 # Observers geodetic latitude (rads)
ObsLon = -2.71363307300091 # Observers geodetic longitude (rads)
Dut1 = -0.00321845632046122 # UT1-UTC in seconds
Ax1 = # Axis number 1
Begin SkyAxis # Celestial coordinate axis
Digits = 9 # Default formatting precision
IsA Axis # Coordinate axis
End SkyAxis
Ax2 = # Axis number 2
Begin SkyAxis # Celestial coordinate axis
Digits = 9 # Default formatting precision
IsA Axis # Coordinate axis
End SkyAxis
IsA Frame # Coordinate system description
SRef1 = 1.2343627630284 # Ref. pos. RA 4:42:53.706
SRef2 = 0.63032350835257 # Ref. pos. Dec 36:06:53.56
End SkyFrame
FrameB = # Second component Frame
Begin DSBSpecFrame # Dual sideband spectral axis
Naxes = 1 # Number of coordinate axes
Epoch = 2007.10664386353 # Julian epoch of observation
System = "VRAD" # Coordinate system type
ObsLat = 0.346026069000144 # Observers geodetic latitude (rads)
ObsLon = -2.71363307300091 # Observers geodetic longitude (rads)
Dut1 = -0.00321845632046122 # UT1-UTC in seconds
Ax1 = # Axis number 1
Begin Axis # Coordinate axis
End Axis
IsA Frame # Coordinate system description
SoR = "LSRK" # Standard of rest
RefRA = 1.23436224892048 # Reference RA (rads, FK5 J2000)
RefDec = 0.630323957597852 # Reference Dec (rads, FK5 J2000)
RstFrq = 345795989900 # Rest frequency (Hz)
SrcVel = -21699.2154029027 # Source velocity (m/s)
SrcVRF = "LSRK" # Source velocity rest frame
UFreq = "GHz" # Preferred units for frequency
IsA SpecFrame # Description of spectral coordinate system
DSBCen = 345782054267.698 # Central frequency (Hz topo)
IF = -4999999979.60052 # Intermediate frequency (Hz)
SideBn = "USB" # Represents upper sideband
AlSdBn = 1 # Align sidebands?
End DSBSpecFrame
End CmpFrame
Map2 = # Mapping between nodes 1 and 2
Begin CmpMap # Compound Mapping
Nin = 3 # Number of input coordinates
IsSimp = 1 # Mapping has been simplified
Inv = 0 # Inverse transformation not defined
IsA Mapping # Mapping between coordinate systems
MapA = # First component Mapping
Begin CmpMap # Compound Mapping
Nin = 3 # Number of input coordinates
Invert = 0 # Mapping not inverted
IsA Mapping # Mapping between coordinate systems
Series = 0 # Component Mappings applied in parallel
MapA = # First component Mapping
Begin PermMap # Coordinate permutation
Nin = 2 # Number of input coordinates
Invert = 0 # Mapping not inverted
IsA Mapping # Mapping between coordinate systems
Out1 = 1 # Output coordinate 1 = input coordinate 1
Out2 = 1 # Output coordinate 2 = input coordinate 1
In1 = 1 # Input coordinate 1 = output coordinate 1
In2 = 0 # Input coordinate 2 is "bad"
End PermMap
MapB = # Second component Mapping
Begin WinMap # Map one window on to another
Nin = 1 # Number of input coordinates
Invert = 0 # Mapping not inverted
IsA Mapping # Mapping between coordinate systems
Sft1 = 2.86538852378726e-05 # Shift for axis 1
End WinMap
End CmpMap
MapB = # Second component Mapping
Begin CmpMap # Compound Mapping
Nin = 3 # Number of input coordinates
Inv = 0 # Inverse transformation not defined
IsA Mapping # Mapping between coordinate systems
Series = 0 # Component Mappings applied in parallel
MapA = # First component Mapping
Begin LutMap # Map 1-d coordinates using a lookup table
Nin = 1 # Number of input coordinates
Invert = 0 # Mapping not inverted
Inv = 0 # Inverse transformation not defined
IsA Mapping # Mapping between coordinate systems
Nlut = 13 # Number of lookup table elements
Start = 1 # Input value at first element
# Incr = 1 # Input value increment between elements
LutInt = 1 # Interpolation method
L1 = 1.23418282732218 # Lookup table elements...
L2 = 1.2343639301616
L3 = 1.23436339112322
L4 = 1.2343628519694
L5 = 1.23436231270009
L6 = 1.23454235656739
L7 = 1.23454287673211
L8 = 1.2345433967854
L9 = 1.23454391672729
L10 = 1.23472390339668
L11 = 1.23472340255133
L12 = 1.23472290159864
L13 = 1.23472240053857
End LutMap
MapB = # Second component Mapping
Begin CmpMap # Compound Mapping
Nin = 2 # Number of input coordinates
Inv = 0 # Inverse transformation not defined
IsA Mapping # Mapping between coordinate systems
Series = 0 # Component Mappings applied in parallel
MapA = # First component Mapping
Begin LutMap # Map 1-d coordinates using a lookup table
Nin = 1 # Number of input coordinates
Inv = 0 # Inverse transformation not defined
IsA Mapping # Mapping between coordinate systems
Nlut = 13 # Number of lookup table elements
Start = 1 # Input value at first element
# Incr = 1 # Input value increment between elements
LutInt = 1 # Interpolation method
L1 = 0.630323242601191 # Lookup table elements...
L2 = 0.630032824768848
L3 = 0.630178255337191
L4 = 0.630323685912113
L5 = 0.630469116487462
L6 = 0.630469544411238
L7 = 0.630324113791166
L8 = 0.630178683171532
L9 = 0.630033252558487
L10 = 0.630033664925644
L11 = 0.630179095578678
L12 = 0.630324526238311
L13 = 0.63046995689839
End LutMap
MapB = # Second component Mapping
Begin CmpMap # Compound Mapping
Nin = 1 # Number of input coordinates
IsSimp = 1 # Mapping has been simplified
IsA Mapping # Mapping between coordinate systems
MapA = # First component Mapping
Begin WinMap # Map one window on to another
Nin = 1 # Number of input coordinates
Invert = 0 # Mapping not inverted
IsA Mapping # Mapping between coordinate systems
Sft1 = 346321451689.665 # Shift for axis 1
Scl1 = -488226.2403564 # Scale factor for axis 1
End WinMap
MapB = # Second component Mapping
Begin CmpMap # Compound Mapping
Nin = 1 # Number of input coordinates
IsA Mapping # Mapping between coordinate systems
MapA = # First component Mapping
Begin SpecMap # Conversion between spectral coordinate systems
Nin = 1 # Number of input coordinates
Invert = 1 # Mapping inverted
IsA Mapping # Mapping between coordinate systems
Nspec = 2 # Number of conversion steps
Spec1 = "FRTOVL" # Convert frequency to rel. velocity
Spec1a = 345795989900 # Rest frequency (Hz)
Spec2 = "VLTOVR" # Convert relativistic to radio velocity
End SpecMap
MapB = # Second component Mapping
Begin ZoomMap # Zoom about the origin
Nin = 1 # Number of input coordinates
Invert = 1 # Mapping inverted
IsA Mapping # Mapping between coordinate systems
Zoom = 0.001 # Zoom factor
End ZoomMap
End CmpMap
End CmpMap
End CmpMap
End CmpMap
End CmpMap
Map3 = # Mapping between nodes 1 and 3
Begin UnitMap # Unit (null) Mapping
Nin = 3 # Number of input coordinates
IsSimp = 1 # Mapping has been simplified
IsA Mapping # Mapping between coordinate systems
End UnitMap
Map4 = # Mapping between nodes 1 and 4
Begin WinMap # Map one window on to another
Nin = 3 # Number of input coordinates
IsSimp = 1 # Mapping has been simplified
IsA Mapping # Mapping between coordinate systems
Sft1 = -0.5 # Shift for axis 1
Sft2 = -0.5 # Shift for axis 2
Sft3 = -1025.5 # Shift for axis 3
End WinMap
Map5 = # Mapping between nodes 1 and 5
Begin WinMap # Map one window on to another
Nin = 3 # Number of input coordinates
IsSimp = 1 # Mapping has been simplified
IsA Mapping # Mapping between coordinate systems
Sft1 = -0.5 # Shift for axis 1
Sft2 = -0.5 # Shift for axis 2
Sft3 = -1025.5 # Shift for axis 3
End WinMap
Map6 = # Mapping between nodes 1 and 6
Begin WinMap # Map one window on to another
Nin = 3 # Number of input coordinates
IsSimp = 1 # Mapping has been simplified
IsA Mapping # Mapping between coordinate systems
Sft1 = -0.0384615384615385 # Shift for axis 1
Scl1 = 0.0769230769230769 # Scale factor for axis 1
Sft2 = -0.5 # Shift for axis 2
Sft3 = -0.000244140625 # Shift for axis 3
Scl3 = 0.00048828125 # Scale factor for axis 3
End WinMap
End FrameSet
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