| tully fisher | TF | 258 | 7 | 1.004973 | 9801256,9801307,etc |
| kolmogorov smirnov | KS | 25 | 5 | 1.000208 | 9801137,9801051,etc |
| wide field camera | WF | 20 | 4 | 2.001017 | 9801086,9801051,etc |
| faint object spectrograph | FOS | 20 | 4 | 2.001454 | 9801136,9801302,etc |
| extended emission line regions | EELR | 73 | 3 | 2.002876 | 9801063,9801249,etc |
| nasa extragalactic database | NED | 19 | 3 | 2.001026 | 9801086,9801024,etc |
| low surface brightness | LSB | 172 | 3 | 2.000594 | 9801102,9801124,etc |
| high surface brightness | HSB | 43 | 3 | 2.000448 | 9801102,9801124,etc |
| proportional counter array | PCA | 26 | 3 | 1.000704 | 9801168,9801251,etc |