| 1 | space telescope imaging spectrograph | STIS | 81 | 8 | 2.002397 | 0304196,0304531,etc |
| 2 | warm neutral medium | WNM | 174 | 6 | 2.001847 | 0304539,0304266,etc |
| 3 | low surface brightness | LSB | 54 | 6 | 1.004696 | 0304246,0304287,etc |
| 4 | two dimensional | 2D | 20 | 5 | 1.000617 | 0304539,0304274,etc |
| 5 | cold neutral medium | CNM | 236 | 5 | 2.002516 | 0304539,0304266,etc |
| 6 | astrophysical research consortium | ARC | 6 | 5 | 1.000061 | 0304056,0304377,etc |
| 7 | max planck institute for astronomy | MPIA | 5 | 5 | 1.000069 | 0304056,0304377,etc |
| 8 | signal to noise | S/N | 32 | 5 | 2.00084 | 0304230,0304170,etc |
| 9 | rosat all sky survey | RASS | 18 | 5 | 1.00161 | 0304382,0304373,etc |
| 10 | european photon imaging camera | EPIC | 42 | 5 | 2.001695 | 0304027,0304088,etc |
| 11 | reflection grating spectrometer | RGS | 80 | 5 | 2.003412 | 0304088,0304032,etc |
| 12 | super massive black hole | SMBH | 16 | 4 | 1.001469 | 0304095,0304533,etc |
| 13 | wide field planetary camera 2 | WFPC2 | 23 | 4 | 2.000547 | 0304538,0304537,etc |
| 14 | period luminosity | P-L | 47 | 4 | 2.00106 | 0304359,0304278,etc |
| 15 | synchrotron self compton | SSC | 11 | 4 | 1.000496 | 0304241,0304363,etc |
| 16 | inverse compton | IC | 22 | 4 | 2.000177 | 0304241,0304097,etc |
| 17 | kolmogorov smirnov | K-S | 21 | 4 | 1.00038 | 0304537,0304405,etc |
| 18 | gigahertz peaked spectrum | GPS | 87 | 4 | 2.003436 | 0304291,0304532,etc |
| 19 | compact steep spectrum | CSS | 111 | 4 | 2.004762 | 0304291,0304532,etc |
| 20 | difference image analysis | DIA | 25 | 4 | 2.000817 | 0304458,0304252,etc |
| 21 | hertzsprung russell | H-R | 52 | 4 | 1.001156 | 0304409,0304414,etc |
| 22 | full width half maximum | FWHM | 4 | 3 | 1.000039 | 0304423,0304470,etc |
| 23 | all sky monitor | ASM | 33 | 3 | 1.001706 | 0304073,0304219,etc |
| 24 | low luminosity agn | LLAGN | 9 | 3 | 1.000125 | 0304538,0304533,etc |
| 25 | flux limited diffusion | FLD | 7 | 3 | 1.000252 | 0304085,0304238,etc |
| 26 | early data release | EDR | 20 | 3 | 2.001303 | 0304056,0304455,etc |
| 27 | high surface brightness | HSB | 11 | 3 | 1.001396 | 0304246,0304021,etc |
| 28 | full width at zero intensity | FWZI | 14 | 3 | 2.001368 | 0304265,0304541,etc |
| 29 | metallicity distribution function | MDF | 41 | 3 | 1.002776 | 0304194,0304320,etc |
| 30 | particle mesh | PM | 97 | 3 | 1.0059 | 0304467,0304534,etc |
| 31 | wolf rayet | WR | 112 | 3 | 2.002886 | 0304069,0304334,etc |
| 32 | sunyaev zel'dovich | SZ | 63 | 3 | 1.00379 | 0304534,0304427,etc |
| 33 | intraday variability | IDV | 18 | 3 | 1.001563 | 0304059,0304364,etc |
| 34 | medium energy grating | MEG | 45 | 3 | 1.001005 | 0304403,0304114,etc |
| 35 | dwarf irregular | dIrr | 7 | 3 | 1.000187 | 0304152,0304425,etc |