Name

t₀ (yr)

r₀ (pc)

$v_0\left(\text{km}\cdot {\text{s}}^{-1}\right)$

b (pc)

${\delta }_r\left(\mathrm{<mi>\; \%\; </mi>}\right)$

${\delta }_v\left(\mathrm{<mi>\; \%\; </mi>}\right)$

${\Delta }_{10}v\left(\text{km}\cdot {\text{s}}^{-1}\right)$

Tycho

28.24

0.86

30,000

12

0.067

34.93

−46.62

Cas A

17.79

0.03

30,000

8

0.863

33.66

−56

Cygnus loop

54.53

1.66

30,000

50

0.28

133.1

−0.18

SN 1006

90.13

2.75

30,000

100

4.58 × 10⁻⁴

36.44

−26.41

Puppis A

35.26

1.08

30,000

100

4.3 × 10⁻²

42.27

−1.73