Free Access
| Sp. ref. | Freq. band | Res. | Obs. date | Shift |
| (cm-1) | (cm-1) | (km s-1) | ||
| 1 | 1867-1965 | 0.02 | 1994 Jan. 9 | -30.52 |
| 2 | 1965-2021 | 0.02 | 1994 Jan. 21 | -30.52 |
| 3 | 2021-2098 | 0.02 | 1994 Jan. 7 | -31.66 |
| 4 | 2119-2189 | 0.02 | 1994 Jan. 7 | -31.39 |
| 5 | 2021-2098 | 0.02 | 1993 Jun. 7 | 14.63 |
| 6 | 2119-2189 | 0.02 | 1993 Jun. 7 | 14.90 |
| 7 | 4000-6675 | 0.04 | 1993 Jun. 5 | 14.33 |
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