Summary of central composite designs
main topic 

factors

design

total
runs

total
blocks

cube
blocks

cube
runs

total
center
points

cube
center
points

axial
center
points

default
alpha

orthogonal
blocks

rotatable

2

Full

13

1

---

4

5

---

0

1.414

---

y

2

Full

14

2

1

4

6

3

3

1.414

y

y

3

Full

14

1

---

8

6

---

0

1.682

---

y

3

Full

20

2

1

8

6

4

2

1.633

y

n

3

Full

20

3

2

8

6

4

2

1.633

y

n

4

Full

31

1

---

16

7

---

0

2.000

---

y

4

Full

30

2

1

16

6

4

2

2.000

y

y

4

Full

30

3

2

16

6

4

2

2.000

y

y

5

Full

52

1

---

32

10

---

0

2.378

---

y

5

Full

54

2

1

32

12

8

4

2.366

y

n

5

Full

54

3

2

32

12

8

4

2.366

y

n

5

Half

32

1

16

6

---

0

2.000

y

5

Half

33

2

1

16

7

6

1

2.000

y

y

6

Full

90

1

---

64

14

---

0

2.828

---

y

6

Full

90

2

1

64

14

8

6

2.828

y

y

6

Full

90

3

2

64

14

8

6

2.828

y

y

6

Full

90

5

4

64

14

8

6

2.828

y

y

6

Half

53

1

---

32

9

---

0

2.378

---

y

6

Half

54

2

1

32

10

8

2

2.366

y

n

6

Half

54

3

2

32

10

8

2

2.366

y

n

7

Full

152

1

---

128

10

---

0

3.364

---

y

7

Full

160

2

1

128

18

8

10

3.364

y

y

7

Full

160

3

2

128

18

8

10

3.364

y

y

7

Full

160

5

4

128

18

8

10

3.364

y

y

7

Half

88

1

---

64

10

---

0

2.828

---

y

7

Half

90

2

1

64

12

8

4

2.828

y

y

7

Half

90

3

2

64

12

8

4

2.828

y

y

7

Half

90

5

4

64

12

8

4

2.828

y

y

8

Half

154

1

---

128

10

---

0

3.364

---

y

8

Half

160

2

1

128

16

8

8

3.364

y

y

8

Half

160

3

2

128

16

8

8

3.364

y

y

8

Half

160

5

4

128

16

8

8

3.364

y

y

8

Quarter

90

1

---

64

10

---

0

2.828

---

y

8

Quarter

90

2

1

64

10

8

2

2.828

y

y

8

Quarter

90

3

2

64

10

8

2

2.828

y

y

8

Quarter

90

5

4

64

10

8

2

2.828

y

y

9

Quarter

156

1

---

128

10

---

0

3.364

---

y

9

Quarter

160

2

1

128

14

8

6

3.364

y

y

9

Quarter

160

3

2

128

14

8

6

3.364

y

y

9

Quarter

160

5

4

128

14

8

6

3.364

y

y

10

Eighth

158

1

---

128

10

---

0

3.364

y

y

10

Eighth

160

2

1

128

12

8

4

3.364

y

y

10

Eighth

160

3

2

128

12

8

4

3.364

y

y

10

Eighth

160

5

4

128

12

8

4

3.364

y

y