
α

β


Velocity

Plummer equal mass

2.5 ± 0.09

6.7 ± 1.02

Plummer mass ratio

3.8 ± 0.16

4.4 ± 0.43

Cold Plummer equal mass

2.6 ± 0.19

3.8 ± 0.28

Cold Plummer mass ratio

3.4 ± 0.45

3.4 ± 0.19

Kinetic energy

Plummer equal mass

0.9 ± 0.02

1.8 ± 0.04

Plummer mass ratio

0.8 ± 0.02

1.6 ± 0.04

Cold Plummer equal mass

0.99 ± 0.02

1.3 ± 0.03

Cold Plummer mass ratio

0.98 ± 0.03

1.2 ± 0.02

Binding energy

Plummer equal mass

4.31 ± 0.13
 
Plummer mass ratio

5.12 ± 0.32
 
Cold Plummer equal mass

2.37 ± 0.11
 
Cold Plummer mass ratio

2.38 ± 0.12
 
 Note that we use equal intervals in logarithmic space.