nm
um
mm
cm
m
km
ft
mi
AU
LY
PC
g
kg
M_Sun
W
Lsun
nm
um
mm
cm
m
km
ft
mi
AU
LY
PC
N
lbf
kgf
dyn
pdl
This calculator computes the Poynting-Robertson force on an object, where:
F
_{PR}
is the Poynting-Robertson force.
r
is the radius of the object.
G
is the gravitational constant.
M
is the mass of the object.
L
is luminosity of the light source.
R
is the distance between the object and the light source.
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