CO⁺

Cross sections

[An explanation of the cross sections in this database]
[All cross sections — variable wavelength scale]
[All cross sections — variable wavelength scale in binary hdf5 format]
[All cross sections — 0.1nm wavelength scale]
[Photodissociation cross section — separate lines and continuum]
[Download cross section figure as pdf]

Photodissociation and ionisation rates (s^-1)

Radiation	Photodissociation	Photoionisation
ISRF	1.04e-10	—
Mathis	7.12e-11	—
4000K	1.68e-13	—
10000K	2.40e-11	—
20000K	8.35e-11	—
Lyman-alpha	7.87e-12	—
Solar	1.42e-12	—
TW-Hya	2.29e-11	—
Cosmic ray UV	7.73e-15	—

[An explanation of the interstellar photo rates.]
[An explanation of the cosmic-ray induced photo rates.]
[An explanation of the radiation fields listed below.]
[Download all rates in a csv file.]

Shielding functions and fitted constants

Photodissociation

Radiation	γE2	γexp	k0fit	γfit	Line data	Dust data
ISRF	2.04	2.89	0.54	2.59	[Download]	[Download]
Mathis	2.06	2.91	0.54	2.60	[Download]	[Download]
4000K	1.85	2.65	0.59	2.39	[Download]	[Download]
10000K	1.96	2.79	0.56	2.50	[Download]	[Download]
20000K	2.04	2.89	0.54	2.58	[Download]	[Download]
Lyman-alpha	2.11	2.97	0.58	2.70	[Download]	[Download]
Solar	2.00	2.84	0.56	2.54	[Download]	[Download]
TW-Hya	2.03	2.88	0.55	2.58	[Download]	[Download]

Photoionisation

Radiation	γE2	γexp	k0fit	γfit	Line data	Dust data
ISRF	-	-	-	-
Mathis	-	-	-	-
4000K	-	-	-	-
10000K	-	-	-	-
20000K	-	-	-	-
Lyman-alpha	-	-	-	-
Solar	-	-	-	-
TW-Hya	-	-	-	-

[An explanation of the shielding functions and parameterisations.]
[Download all γ factors in a csv file.]
[Download all dust and line shielding functions in a zip file.]