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Erlang B-Table for 1 to 50 channels, 0.7% - 40%


n

Loss probability (E)

n

 

0.007

0.008

0.009

0.01

0.02

0.03

0.05

0.1

0.2

0.4

 

1

.00705

.00806

.00908

.01010

.02041

.03093

.05263

.11111

.25000

.66667

1

2

.12600

.13532

.14416

.15259

.22347

.28155

.38132

.59543

1.0000

2.0000

2

3

.39664

.41757

.43711

.45549

.60221

.71513

.89940

1.2708

1.9299

3.4798

3

4

.77729

.81029

.84085

.86942

1.0923

1.2589

1.5246

2.0454

2.9452

5.0210

4

5

1.2362

1.2810

1.3223

1.3608

1.6571

1.8752

2.2185

2.8811

4.0104

6.5955

5

6

1.7531

1.8093

1.8610

1.9090

2.2759

2.5431

2.9603

3.7584

5.1086

8.1907

6

7

2.3149

2.3820

2.4437

2.5009

2.9354

3.2497

3.7378

4.6662

6.2302

9.7998

7

8

2.9125

2.9902

3.0615

3.1276

3.6271

3.9865

4.5430

5.5971

7.3692

11.419

8

9

3.5395

3.6274

3.7080

3.7825

4.3447

4.7479

5.3702

6.5464

8.5217

13.045

9

10

4.1911

4.2889

4.3784

4.4612

5.0840

5.5294

6.2157

7.5106

9.6850

14.677

10

11

4.8637

4.9709

5.0691

5.1599

5.8415

6.3280

7.0764

8.4871

10.857

16.314

11

12

5.5543

5.6708

5.7774

5.8760

6.6147

7.1410

7.9501

9.4740

12.036

17.954

12

13

6.2607

6.3863

6.5011

6.6072

7.4015

7.9667

8.8349

10.470

13.222

19.598

13

14

6.9811

7.1155

7.2382

7.3517

8.2003

8.8035

9.7295

11.473

14.413

21.243

14

15

7.7139

7.8568

7.9874

8.1080

9.0096

9.6500

10.633

12.484

15.608

22.891

15

16

8.4579

8.6092

8.7474

8.8750

9.8284

10.505

11.544

13.500

16.807

24.541

16

17

9.2119

9.3714

9.5171

9.6516

10.656

11.368

12.461

14.522

18.010

26.192

17

18

9.9751

10.143

10.296

10.437

11.491

12.238

13.385

15.548

19.216

27.844

18

19

10.747

10.922

11.082

11.230

12.333

13.115

14.315

16.579

20.424

29.498

19

20

11.526

11.709

11.876

12.031

13.182

13.997

15.249

17.613

21.635

31.152

20

21

12.312

12.503

12.677

12.838

14.036

14.885

16.189

18.651

22.848

32.808

21

22

13.105

13.303

13.484

13.651

14.896

15.778

17.132

19.692

24.064

34.464

22

23

13.904

14.110

14.297

14.470

15.761

16.675

18.080

20.737

25.281

36.121

23

24

14.709

14.922

15.116

15.295

16.631

17.577

19.031

21.784

26.499

37.779

24

25

15.519

15.739

15.939

16.125

17.505

18.483

19.985

22.833

27.720

39.437

25

26

16.334

16.561

16.768

16.959

18.383

19.392

20.943

23.885

28.941

41.096

26

27

17.153

17.387

17.601

17.797

19.265

20.305

21.904

24.939

30.164

42.755

27

28

17.977

18.218

18.438

18.640

20.150

21.221

22.867

25.995

31.388

44.414

28

29

18.805

19.053

19.279

19.487

21.039

22.140

23.833

27.053

32.614

46.074

29

30

19.637

19.891

20.123

20.337

21.932

23.062

24.802

28.113

33.840

47.735

30

31

20.473

20.734

20.972

21.191

22.827

23.987

25.773

29.174

35.067

49.395

31

32

21.312

21.580

21.823

22.048

23.725

24.914

26.746

30.237

36.295

51.056

32

33

22.155

22.429

22.678

22.909

24.626

25.844

27.721

31.301

37.524

52.718

33

34

23.001

23.281

23.536

23.772

25.529

26.776

28.698

32.367

38.754

54.379

34

35

23.849

24.136

24.397

24.638

26.435

27.711

29.677

33.434

39.985

56.041

35

36

24.701

24.994

25.261

25.507

27.343

28.647

30.657

34.503

41.216

57.703

36

37

25.556

25.854

26.127

26.378

28.254

29.585

31.640

35.572

42.448

59.365

37

38

26.413

26.718

26.996

27.252

29.166

30.526

32.624

36.643

43.680

61.028

38

39

27.272

27.583

27.867

28.129

30.081

31.468

33.609

37.715

44.913

62.690

39

40

28.134

28.451

28.741

29.007

30.997

32.412

34.596

38.787

46.147

64.353

40

41

28.999

29.322

29.616

29.888

31.916

33.357

35.584

39.861

47.381

66.016

41

42

29.866

30.194

30.494

30.771

32.836

34.305

36.574

40.936

48.616

67.679

42

43

30.734

31.069

31.374

31.656

33.758

35.253

37.565

42.011

49.851

69.342

43

44

31.605

31.946

32.256

32.543

34.682

36.203

38.557

43.088

51.086

71.006

44

45

32.478

32.824

33.140

33.432

35.607

37.155

39.550

44.165

52.322

72.669

45

46

33.353

33.705

34.026

34.322

36.534

38.108

40.545

45.243

53.559

74.333

46

47

34.230

34.587

34.913

35.215

37.462

39.062

41.540

46.322

54.796

75.997

47

48

35.108

35.471

35.803

36.109

38.392

40.018

42.537

47.401

56.033

77.660

48

49

35.988

36.357

36.694

37.004

39.323

40.975

43.534

48.481

57.270

79.324

49

50

36.870

37.245

37.586

37.901

40.255

41.933

44.533

49.562

58.508

80.988

50

 

0.007

0.008

0.009

0.01

0.02

0.03

0.05

0.1

0.2

0.4

 

n

Loss probability (E)

n


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