1S-n 1P

Li II

Be III

B IV

λp

λexp(a)

Δλ/λ

λp

λexp(a)

Δλ/λ

λp

λexp(a)

Δλ/λ

1S-21P

199.2800

199.280

0.0000%

80.2522

80.254

0.0018%

60.390

60.313

0.0033%

1S-31P

178.0140

178.014

0.0000%

88.3140

88.314

0.0000%

52.6852

52.679

0.098%

1S-41P

171.5750

171.575

0.0000%

84.7502

84.758

0.0092%

50.4334

50.435

0.0032%

1S-51P

168.7421

83.1934

83.202

0.083%

49.4536

49.456

0.0048%

1S-61P

167.2401

82.3706

82.377

0.0198%

48.9368

1S-71P

166.3466

81.8821

81.891

0.089%

48.6302

1S-81P

165.7714

81.5679

48.4332

1S-91P

165.3792

81.3539

48.2990

1S-81P

165.0997

81.2015

48.2035