SimplePulsar¶
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class
gammapy.astro.source.
SimplePulsar
(P, P_dot, I=<Quantity 1e+45 cm2 g>, R=<Quantity 1000000.0 cm>)[source]¶ Bases:
object
Magnetic dipole spin-down model for a pulsar.
Reference: http://www.cv.nrao.edu/course/astr534/Pulsars.html
Parameters: P :
Quantity
Rotation period (sec)
P_dot :
Quantity
Rotation period derivative (sec sec^-1)
I :
Quantity
Moment of inertia (g cm^2)
R :
Quantity
Radius of the pulsar (cm)
Attributes Summary
luminosity_spindown
Spin-down luminosity ( Quantity
).magnetic_field
Magnetic field strength at the polar cap ( Quantity
).tau
Characteristic age ( Quantity
).Attributes Documentation
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luminosity_spindown
¶ Spin-down luminosity (
Quantity
).Notes
The spin-down luminosity is given by:
\[\dot{L} = 4\pi^2 I \frac{\dot{P}}{P^{3}}\]
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