CALPOINTINGMODEL Pointing model calibration

Name

Format

Units

Measure

Comments

Columns

Key

CAL_DATA_ID

Int Calibration data identifier

CAL_REDUCTION_ID

Int Calibration reduction identifier

ANTENNA_ID

Int Antenna identifier

Data description

NUM_OBS

Int Number of source observations

NUM_COEFF

Int Number of coefficients in the analytical form of the model

Data

START_VALID_TIME

Double s EPOCH Start time of result validity period

END_VALID_TIME

Double s EPOCH End time of result validity period

AZIMUTH_RMS

Float rad Azimuth RMS (on Sky)

ELEVATION_RMS

Float rad Elevation RMS

SKY_RMS

Float rad RMS on Sky

COEFF_NAME

String( Ncoeff) Coefficient names

COEFF_FORMULA

String Fitted functions

COEFF_VAL

Float( Ncoeff) Coefficient values

COEFF_ERR

Float( Ncoeff) Coefficient uncertainties

COEFF_FIXED

Bool( Ncoeff) Coefficient was fixed

POINTING_MODEL

String Pointing Model name and version

Notes: This table contains the result of a Pointing Model determination, using a set of individual pointing observations.
CAL_DATA_ID
Calibration data identifier
CAL_REDUCTION_ID
Calibration reduction identifier
ANTENNA_ID
Antenna identifier
NUM_OBS
Number of individual pointing observations
NUM_COEFF
Number of coefficients in the pointing model
START_VALID_TIME
Start time of result validity period
END_VALID_TIME
End time of result validity period
AZIMUTH_RMS
rms of cross-elevation residuals after model fit
ELEVATION_RMS
rms of elevation residuals after model fit
SKY_RMS
rms of pointing residuals after model fit
COEFF_NAME
Array of coefficient names
COEFF_FORMULA
Array of fitted functions
COEFF_VAL
Array of coefficient values
COEFF_ERR
Array of coefficient uncertainties
COEFF_FIXED
Array of booleans: true for the parameter held fixed in the pointing model determination; corresponding errors should be zero.
POINTING_MODEL
Method of pointing model determination