1.3.1.0 measures.doframe

NRAO Home > CASA > CasaRef

measures.doframe - Function

1.3.1 save a measure as frame reference
Description

doframe will set the measure specified as part of a frame.

If conversion from one type to another is necessary, with the measure function, the following frames should be set if one of the reference types involved in the conversion is as in the following lists.
Epoch

UTC
TAI
LAST position
LMST position
GMST1
GAST
UT1
UT2
TDT
TCG
TDB
TCD

Direction

J2000
JMEAN epoch
JTRUE epoch
APP epoch
B1950
BMEAN epoch
BTRUE epoch
GALACTIC
HADEC epoch position
AZEL epoch position
SUPERGALACTIC
ECLIPTIC
MECLIPTIC epoch
TECLIPTIC epoch
PLANET epoch [position]

Position

WGS84
ITRF

Radial Velocity

LSRK direction
LSRD direction
BARY direction
GEO direction epoch
TOPO direction epoch position
GALACTO direction

Doppler

RADIO
OPTICAL
Z
RATIO
RELATIVISTIC
BETA
GAMMA

Frequency

REST direction radialvelocity
LSRK direction
LSRD direction
BARY direction
GEO direction epoch
TOPO direction epoch position
GALACTO

Arguments


Inputs
v	measure to be set in frame
	allowed:	any
	Default:	record

Returns
bool

Example

print "\t----\t doframe Ex 1 \t----"
a = me.epoch(’utc’, ’today’) # a time
print a
#{’m0’: {’value’: 54054.91671484954, ’unit’: ’d’},
# ’refer’: ’UTC’,
# ’type’: ’epoch’}
print me.doframe(a) # set time in frame
#True

[next] [prev] [prev-tail] [front] [up]

Please send any comments or questions about CASA or AIPS++ to aips2-requests@nrao.edu

This code is available under the terms of the GNU General Public Lincense