ClO

Chlorine Monoxide
Ground State 2Π, υ = 0

Parameter 35Cl16O   X 2Πi 37Cl16O   X 2Πi Ref.
A [GHz] -9602.7711 a -9603.3110 a  
AJ [MHz] 14.572 38(85) 14.322 94(62) 84058
AH [Hz] -59.0(29) -57.045 b
B+q/2 [MHz] 18 601.711 30(79)  18 287.082 40(94)
D [kHz] 39.8554(29) 38.5201(34)
H [Hz] -0.015 fixed -0.014 25 b
ρ [MHz] 676.139(39) 664.714(25)
ρD [kHz] 0.53(15) 0.51 b
q [MHz] -1.004(17) -0.9702 b
a-/2 [MHz] 79.990(12) 66.585(36)
d/2 [MHz] 86.515(10) 72.033(35)
3a+/2 [MHz] 168.735(35) 140.501(36)
-2b [MHz] -24.06(80) -20.03 b
CI,Crs [kHz] 13.7(31) 11.2 b
ζ1 [MHz] -88.224(83) -69.60(25)
ζ2 [MHz] -87.816(84) -69.34(10)
-eQq2/2 [MHz] 58.0(28) 45.73 b
µ0 [C · m]
     µ0 [D]
4.133(67) x 10-30 
     1.239(20)
    [69006]
µr [u] 10.974 9307 11.164 2246  
re [10-10 m] 1.596(1)   [69006]
 
 a Fixed at values from J. Coxon, Canad. J. Phys. 57, 1538 (1979).
  
 b Fixed by isotope relations.

 

Molecular Constants of 35Cl16O in the 2Π, υ = 1 State

Parameter 35Cl16O   X 2Π
υ = 1
Ref.
B11 [MHz] 18 444.983(48) a 78002
B12 [MHz] 18 402.046(25)
B1 [MHz] 18 423.932(130)
D11 [MHz] 0.039 92(410)
D12 [MHz] 0.039 04(72)
D1 [MHz] 0.039 48(207)
αpeff [MHz] -334.555(60)
αp [MHz] -332.811(60)
βpeff [MHz] 0.78 b
βp [MHz] 0.46 b
a+ [MHz] 110.26(16)
a- [MHz] 157.10(14)
b [MHz] 48.8(185)
d [MHz] 169.69(15)
ζ1 [MHz] -88.36(77)
ζ2 [MHz] -88.60(52)
eQq1 (Cl) [MHz] -88.48(46)
eQq2 (Cl) [MHz] 126.4 b
 
a Uncertainties are three standard deviations.
 
b Fixed values from υ = 0 state.

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