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Compiled by KD
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NOMINALS is a directory that stores the starting solution of an observation that is created from the executable [[make_sumfiles]]. Each image has its own NOMINAL file stored in the NOMINALS directory. They have the image name with the suffix .NOM. Furthermore, nominals do not update with the use of SPC (v 4 command in [[lithos]]), unlike sumfiles. This directory stores the starting solution of an observation that is created from the executable [[make_sumfiles]].

Each image has its own "nominal" file stored in the '''NOMINALS''' directory. These files have the image name with the suffix ".NOM". Nominal files do not update with the use of SPC (the "v 4" command in [[lithos]]), unlike sumfiles.
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 * Image name
 *
Frame reference
 *
SCOBJ - Location of the S/C (this can be in inertial frame, or body fix position) -- [units km]
 *
SIGMA_VSO - Error in S/C position -- [units km]
 * Cx, Cy, Cz - Vectors of the camera -- [units rad]
 * SIGMA_PTG - Error in camera pointing -- [units rad]
 * There are entries for DYNAMICS that list the previous 2 and follow 2 image relative positions. This is used to condition the S/C position for geometry2
 * '''Image name'''
 * '''
Frame reference'''
 * '''
SCOBJ''' - Location of the S/C -- [units km] (This can be in inertial frame, or body fix position.)
 * '''
SIGMA_VSO''' - Error in S/C position -- [units km]
 * '''Cx, Cy, Cz''' - Vectors of the camera -- [units rad]
 * '''SIGMA_PTG''' - Error in camera pointing -- [units rad]
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== An Example of a Nominal ==  (!) There are entries for DYNAMICS that list the previous 2 and following 2 images' relative positions. These are used to condition the S/C position for geometry2
 (./) Is geometry2 another program? Should there be link to it??

Here is a sample of a nominal file:
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== Another .Nom File Example ==  (./) Is there something to say about this second example to set it up??
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''(Compiled by KD)''

CategoryDirectories

NOMINALS

Description

This directory stores the starting solution of an observation that is created from the executable make_sumfiles.

Each image has its own "nominal" file stored in the NOMINALS directory. These files have the image name with the suffix ".NOM". Nominal files do not update with the use of SPC (the "v 4" command in lithos), unlike sumfiles.

All vectors are in body fixed frame.

Nominals include:

  • Image name

  • Frame reference

  • SCOBJ - Location of the S/C -- [units km] (This can be in inertial frame, or body fix position.)

  • SIGMA_VSO - Error in S/C position -- [units km]

  • Cx, Cy, Cz - Vectors of the camera -- [units rad]

  • SIGMA_PTG - Error in camera pointing -- [units rad]

    (!) There are entries for DYNAMICS that list the previous 2 and following 2 images' relative positions. These are used to condition the S/C position for geometry2 (./) Is geometry2 another program? Should there be link to it??

Here is a sample of a nominal file:

S595057374F1
   -0.3635326241D+00   -0.9250382113D+00   -0.1102195033D+00   BOD_FRAME
    0.3071334125D+00    0.4756036668D+02   -0.3008768662D+01   SCOBJ
    0.1000000000D+01    0.1000000000D+01    0.1000000000D+01   SIGMA_VSO
    0.9685067274D+00    0.3109628683D-02    0.2489679684D+00   CX
    0.2486662018D+00   -0.6285289007D-01   -0.9665477920D+00   CY
    0.1264275161D-01    0.9980179580D+00   -0.6164670642D-01   CZ
    0.1000000000D-02    0.1000000000D-02    0.1000000000D-02   SIGMA_PTG
END FILE
  • (./) Is there something to say about this second example to set it up??

lithos_nominal.jpg


(Compiled by KD)

CategoryDirectories

NOMINALS (last edited 2018-03-28 16:30:58 by LeilahMcCarthy)