\\ Species Tag:        &   28009 & Name:&  CO+            
\\ Version:            &       1 & & Carbon monoxide cation,
\\ Date:       & Jan. 1996       & & X $^2\Sigma^+$ 
\\ Contributor:&  J. C. Pearson  & &
\\             &                 & &
\\ Lines Listed:       &      88 & Q(300.0)=&      212.736
\\ Freq. (GHz) $<$     &    3520 & Q(225.0)=&      159.717
\\ Max. J:             &      30 & Q(150.0)=&      106.685
\\ LOGSTR0=            &    -8.0 & Q(75.00)=&       53.670
\\ LOGSTR1=            &    -8.0 & Q(37.50)=&       27.174
\\ Isotope Corr.:      &     0.0 & Q(18.75)=&       13.935
\\ Egy. (cm$^{-1}$) $>$&     0.0 & Q(9.375)=&        7.333
\\ $\mu_a$ = & 1.0               & A=&
\\ $\mu_b$ = &                   & B=& 58983.0.
\\ $\mu_c$ = &                   & C=&
\headend

The experimental measurements were reported by K. V. Sastry, 
P. Helminger, E. Herbst and F. C. De Lucia, 1981, Astrophys. J. {\bf 250},
L91. The dipole moment has not been measured so unit dipole was used in
the calculation.