| signal to noise | S/N | 38 | 10 | 1.000375 | 0604493,0604408,etc |
| infrared array camera | IRAC | 159 | 7 | 2.002804 | 0604554,0604250,etc |
| advanced camera for surveys | ACS | 62 | 7 | 2.001249 | 0604554,0604082,etc |
| kolmogorov smirnov | K-S | 26 | 7 | 1.000471 | 0604493,0604020,etc |
| friedmann robertson walker | FRW | 31 | 6 | 1.000873 | 0604458,0604254,etc |
| wolf rayet | WR | 126 | 6 | 2.003146 | 0604297,0604540,etc |
| monte carlo | MC | 26 | 6 | 1.000442 | 0604194,0604365,etc |
| orion nebula cluster | ONC | 63 | 5 | 2.00193 | 0604243,0604018,etc |
| advanced ccd imaging spectrometer | ACIS | 20 | 5 | 1.001087 | 0604164,0604201,etc |
| space telescope imaging spectrograph | STIS | 87 | 5 | 2.000957 | 0604357,0604180,etc |
| max planck institute for astronomy | MPIA | 5 | 5 | 1.000161 | 0604354,0604211,etc |
| inverse compton | IC | 53 | 5 | 2.000772 | 0604103,0604437,etc |
| star formation history | SFH | 71 | 4 | 2.001242 | 0604554,0604009,etc |
| low surface brightness | LSB | 33 | 4 | 1.000435 | 0604055,0604444,etc |
| spitzer science center | SSC | 12 | 4 | 2.000467 | 0604369,0604328,etc |
| wide field camera | WFC | 68 | 4 | 1.001318 | 0604082,0604599,etc |
| burst alert telescope | BAT | 53 | 4 | 1.001867 | 0604389,0604618,etc |
| hi parkes all sky survey | HIPASS | 120 | 4 | 2.001418 | 0604442,0604020,etc |
| collisional ionization equilibrium | CIE | 58 | 4 | 2.002233 | 0604201,0604415,etc |
| full width half maximum | FWHM | 9 | 4 | 1.000081 | 0604382,0604376,etc |
| three dimensional | 3-D | 19 | 3 | 1.00185 | 0604501,0604099,etc |
| synchrotron self compton | SSC | 37 | 3 | 1.001807 | 0604019,0604480,etc |
| particle physics and astronomy research council | PPARC | 6 | 3 | 1.000021 | 0604048,0604426,etc |
| charge transfer inefficiency | CTI | 4 | 3 | 1.000071 | 0604243,0604039,etc |
| robertson walker | RW | 9 | 3 | 1.000241 | 0604087,0604457,etc |
| legacy archive for microwave background data analysis | LAMBDA | 7 | 3 | 1.000203 | 0604324,0604310,etc |
| basic calibrated data | BCD | 3 | 3 | 1.000044 | 0604250,0604328,etc |
| optical transient | OT | 42 | 3 | 1.001229 | 0604093,0604326,etc |
| european photon imaging camera | EPIC | 29 | 3 | 2.000395 | 0604353,0604338,etc |
| proportional counter unit | PCU | 21 | 3 | 2.001129 | 0604353,0604029,etc |
| diffuse ionized gas | DIG | 51 | 3 | 2.001133 | 0604588,0604444,etc |
| position velocity | PV | 26 | 3 | 2.000813 | 0604588,0604028,etc |
| dwarf spheroidal | dSph | 32 | 3 | 1.003381 | 0604354,0604355,etc |
| ultra luminous infrared galaxy | ULIRG | 50 | 3 | 2.003062 | 0604232,0604236,etc |
| ultra luminous ir galaxy | ULIRG | 45 | 3 | 1.003482 | 0604232,0604135,etc |
| field programmable gate array | FPGA | 71 | 3 | 1.003327 | 0604450,0604295,etc |
| einstein de sitter | EdS | 7 | 3 | 1.000387 | 0604123,0604050,etc |
| high energy transmission grating spectrometer | HETGS | 9 | 3 | 1.000657 | 0604255,0604519,etc |
| medium energy grating | MEG | 16 | 3 | 2.001336 | 0604255,0604274,etc |
| optical monitor | OM | 36 | 3 | 2.000778 | 0604338,0604378,etc |
| astrophysical research consortium | ARC | 3 | 3 | 1.000005 | 0604211,0604216,etc |
| large velocity gradient | LVG | 10 | 3 | 1.00049 | 0604052,0604182,etc |
| proportional counter array | PCA | 16 | 3 | 1.000534 | 0604029,0604532,etc |
| color flavor locked | CFL | 28 | 3 | 2.000776 | 0604122,0604366,etc |
| blue compact dwarf | BCD | 22 | 3 | 2.000744 | 0604098,0604234,etc |
| reflection grating spectrometer | RGS | 36 | 3 | 1.001342 | 0604515,0604519,etc |
| monte carlo markov chain | MCMC | 15 | 3 | 1.000517 | 0604217,0604051,etc |
| rosat all sky survey | RASS | 14 | 3 | 1.000713 | 0604454,0604378,etc |
| galactic standard of rest | GSR | 21 | 3 | 2.000367 | 0604606,0604091,etc |