def __init__(self,vxvv=None,vo=220.,ro=8.0,zo=0.025,
solarmotion=nu.array([-10.1,4.0,6.7])): #pragma: no cover (never used)
"""
NAME:
__init__
PURPOSE:
Initialize a planar orbit
INPUT:
vxvv - [R,vR,vT(,phi)]
vo - circular velocity at ro (km/s)
ro - distance from vantage point to GC (kpc)
zo - offset toward the NGP of the Sun wrt the plane (kpc)
solarmotion - value in [-U,V,W] (km/s)
OUTPUT:
HISTORY:
2010-07-12 - Written - Bovy (NYU)
2014-06-11 - Added conversion kwargs to physical coordinates - Bovy (IAS)
"""
OrbitTop.__init__(self,vxvv=vxvv,
ro=ro,zo=zo,vo=vo,solarmotion=solarmotion)
return None
def __init__(self,vxvv=[1.,0.],vo=220.,ro=8.0):
"""
NAME:
__init__
PURPOSE:
Initialize a linear orbit
INPUT:
vxvv - [x,vx]
vo - circular velocity at ro (km/s)
ro - distance from vantage point to GC (kpc)
OUTPUT:
(none)
HISTORY:
2010-07-13 - Written - Bovy (NYU)
"""
OrbitTop.__init__(self,vxvv=vxvv,
ro=ro,zo=None,vo=vo,solarmotion=None)
return None
def __init__(self,vxvv=[1.,0.],vo=220.,ro=8.0):
"""
NAME:
__init__
PURPOSE:
Initialize a linear orbit
INPUT:
vxvv - [x,vx]
vo - circular velocity at ro (km/s)
ro - distance from vantage point to GC (kpc)
OUTPUT:
(none)
HISTORY:
2010-07-13 - Written - Bovy (NYU)
"""
OrbitTop.__init__(self,vxvv=vxvv,
ro=ro,zo=None,vo=vo,solarmotion=None)
return None
def __init__(self,
vxvv=[1., 0., 1., 0.],
vo=220.,
ro=8.0,
zo=0.025,
solarmotion=nu.array([-10.1, 4.0, 6.7])):
"""
NAME:
__init__
PURPOSE:
Initialize a planarOrbit
INPUT:
vxvv - [R,vR,vT,phi]
vo - circular velocity at ro (km/s)
ro - distance from vantage point to GC (kpc)
zo - offset toward the NGP of the Sun wrt the plane (kpc)
solarmotion - value in [-U,V,W] (km/s)
OUTPUT:
HISTORY:
2010-07-12 - Written - Bovy (NYU)
2014-06-11 - Added conversion kwargs to physical coordinates - Bovy (IAS)
"""
if len(vxvv) == 3: #pragma: no cover
raise ValueError(
"You only provided R,vR, & vT, but not phi; you probably want planarROrbit"
)
OrbitTop.__init__(self,
vxvv=vxvv,
ro=ro,
zo=zo,
vo=vo,
solarmotion=solarmotion)
return None
def __init__(self,
vxvv=[1., 0., 0.9, 0., 0.1],
vo=220.,
ro=8.0,
zo=0.025,
solarmotion=nu.array([-10.1, 4.0, 6.7])):
"""
NAME:
__init__
PURPOSE:
intialize an RZ-orbit
INPUT:
vxvv - initial condition [R,vR,vT,z,vz]
vo - circular velocity at ro (km/s)
ro - distance from vantage point to GC (kpc)
zo - offset toward the NGP of the Sun wrt the plane (kpc)
solarmotion - value in [-U,V,W] (km/s)
OUTPUT:
(none)
HISTORY:
2010-07-10 - Written - Bovy (NYU)
2014-06-11 - Added conversion kwargs to physical coordinates - Bovy (IAS)
"""
OrbitTop.__init__(self,
vxvv=vxvv,
ro=ro,
zo=zo,
vo=vo,
solarmotion=solarmotion)
return None
def __init__(self,vxvv=[1.,0.,1.,0.],vo=220.,ro=8.0,zo=0.025,
solarmotion=nu.array([-10.1,4.0,6.7])):
"""
NAME:
__init__
PURPOSE:
Initialize a planarOrbit
INPUT:
vxvv - [R,vR,vT,phi]
vo - circular velocity at ro (km/s)
ro - distance from vantage point to GC (kpc)
zo - offset toward the NGP of the Sun wrt the plane (kpc)
solarmotion - value in [-U,V,W] (km/s)
OUTPUT:
HISTORY:
2010-07-12 - Written - Bovy (NYU)
2014-06-11 - Added conversion kwargs to physical coordinates - Bovy (IAS)
"""
if len(vxvv) == 3: #pragma: no cover
raise ValueError("You only provided R,vR, & vT, but not phi; you probably want planarROrbit")
OrbitTop.__init__(self,vxvv=vxvv,
ro=ro,zo=zo,vo=vo,solarmotion=solarmotion)
return None
def __init__(self,vxvv=[1.,0.,0.9,0.,0.1],vo=220.,ro=8.0,zo=0.025,
solarmotion=nu.array([-10.1,4.0,6.7])):
"""
NAME:
__init__
PURPOSE:
intialize a full orbit
INPUT:
vxvv - initial condition [R,vR,vT,z,vz,phi]
vo - circular velocity at ro (km/s)
ro - distance from vantage point to GC (kpc)
zo - offset toward the NGP of the Sun wrt the plane (kpc)
solarmotion - value in [-U,V,W] (km/s)
OUTPUT:
(none)
HISTORY:
2010-08-01 - Written - Bovy (NYU)
2014-06-11 - Added conversion kwargs to physical coordinates - Bovy (IAS)
"""
OrbitTop.__init__(self,vxvv=vxvv,
ro=ro,zo=zo,vo=vo,solarmotion=solarmotion)
return None
