| 1 | friedmann robertson walker | FRW | 28 | 6 | 1.001109 | 0201056,0201229,etc |
| 2 | signal to noise | S/N | 15 | 5 | 2.000196 | 0201437,0201214,etc |
| 3 | tully fisher | TF | 37 | 5 | 1.003802 | 0201406,0201272,etc |
| 4 | low surface brightness | LSB | 68 | 5 | 1.000995 | 0201352,0201141,etc |
| 5 | ultra luminous infrared galaxy | ULIRG | 21 | 5 | 1.000389 | 0201180,0201209,etc |
| 6 | nasa extragalactic database | NED | 8 | 5 | 1.000242 | 0201447,0201178,etc |
| 7 | space telescope imaging spectrograph | STIS | 57 | 4 | 2.000876 | 0201351,0201266,etc |
| 8 | magnetohydrodynamical | MHD | 158 | 4 | 2.004635 | 0201083,0201195,etc |
| 9 | proportional counter unit | PCU | 23 | 4 | 1.000865 | 0201080,0201134,etc |
| 10 | rayleigh taylor | RT | 56 | 4 | 2.003415 | 0201271,0201423,etc |
| 11 | kolmogorov smirnov | KS | 14 | 4 | 1.000209 | 0201532,0201435,etc |
| 12 | planetary camera | PC | 48 | 4 | 1.000959 | 0201062,0201185,etc |
| 13 | synchrotron self compton | SSC | 19 | 4 | 1.00033 | 0201395,0201116,etc |
| 14 | hubble deep field south | HDF-S | 36 | 4 | 1.000415 | 0201510,0201506,etc |
| 15 | monte carlo | MC | 28 | 3 | 1.002 | 0201443,0201287,etc |
| 16 | wide field and planetary camera 2 | WFPC2 | 45 | 3 | 2.000496 | 0201166,0201185,etc |
| 17 | dwarf spheroidal | dSph | 45 | 3 | 1.00197 | 0201011,0201297,etc |
| 18 | hubble deep field north | HDFN | 49 | 3 | 2.001381 | 0201444,0201290,etc |
| 19 | soft gamma ray repeater | SGR | 42 | 3 | 2.004946 | 0201380,0201158,etc |
| 20 | low luminosity agn | LLAGN | 36 | 3 | 1.002621 | 0201531,0201065,etc |
| 21 | interactive data language | IDL | 12 | 3 | 2.000182 | 0201319,0201394,etc |
| 22 | intermediate dispersion spectrograph | IDS | 6 | 3 | 1.00024 | 0201411,0201367,etc |