| 1 | advanced camera for surveys | ACS | 122 | 12 | 2.001297 | 0408404,0408289,etc |
| 2 | astrophysical research consortium | ARC | 15 | 11 | 1.000126 | 0408308,0408003,etc |
| 3 | max planck institute for astronomy | MPIA | 11 | 11 | 1.000135 | 0408308,0408003,etc |
| 4 | european photon imaging camera | EPIC | 93 | 8 | 1.001274 | 0408329,0408028,etc |
| 5 | low surface brightness | LSB | 101 | 7 | 1.009027 | 0408502,0408393,etc |
| 6 | kolmogorov smirnov | KS | 18 | 6 | 2.000337 | 0408554,0408536,etc |
| 7 | science analysis system | SAS | 11 | 6 | 1.000222 | 0408069,0408329,etc |
| 8 | advanced ccd imaging spectrometer | ACIS | 32 | 6 | 2.001087 | 0408355,0408061,etc |
| 9 | wide field camera | WFC | 26 | 5 | 1.001199 | 0408436,0408554,etc |
| 10 | signal to noise | S/N | 42 | 5 | 2.0009 | 0408294,0408131,etc |
| 11 | blue compact dwarf | BCD | 166 | 5 | 1.00221 | 0408229,0408393,etc |
| 12 | einstein de sitter | E-dS | 20 | 4 | 2.000454 | 0408120,0408455,etc |
| 13 | full width half maximum | FWHM | 6 | 4 | 1.000261 | 0408581,0408178,etc |
| 14 | very high energy | VHE | 27 | 4 | 2.001267 | 0408145,0408218,etc |
| 15 | particle physics and astronomy research council | PPARC | 7 | 4 | 1.000261 | 0408145,0408345,etc |
| 16 | inverse compton | IC | 38 | 4 | 2.003471 | 0408453,0408317,etc |
| 17 | lyon meudon extragalactic database | LEDA | 17 | 4 | 1.000298 | 0408434,0408424,etc |
| 18 | early data release | EDR | 48 | 4 | 2.002027 | 0408139,0408583,etc |
| 19 | ministerio de ciencia y tecnolog'i a | MCyT | 4 | 3 | 1.000126 | 0408397,0408398,etc |
| 20 | hubble deep field north | HDF-N | 15 | 3 | 1.001041 | 0408442,0408516,etc |
| 21 | space telescope imaging spectrograph | STIS | 33 | 3 | 2.001748 | 0408485,0408526,etc |
| 22 | infrared array camera | IRAC | 59 | 3 | 2.001856 | 0408420,0408070,etc |
| 23 | press schechter | PS | 6 | 3 | 1.000306 | 0408408,0408529,etc |
| 24 | high energy transmission grating spectrometer | HETGS | 13 | 3 | 1.000274 | 0408224,0408345,etc |
| 25 | medium energy grating | MEG | 26 | 3 | 2.000442 | 0408224,0408345,etc |
| 26 | magnetohydrodynamical | MHD | 12 | 3 | 1.000384 | 0408460,0408565,etc |
| 27 | observatoire de haute provence | OHP | 3 | 3 | 1.000149 | 0408253,0408027,etc |
| 28 | star formation history | SFH | 38 | 3 | 1.000942 | 0408077,0408570,etc |
| 29 | rosat all sky survey | RASS | 12 | 3 | 1.000732 | 0408131,0408242,etc |
| 30 | high resolution imager | HRI | 58 | 3 | 1.002899 | 0408131,0408290,etc |
| 31 | dwarf spheroidal | dSph | 43 | 3 | 2.00329 | 0408169,0408404,etc |
| 32 | wide field planetary camera 2 | WFPC2 | 4 | 3 | 1.000197 | 0408061,0408084,etc |
| 33 | inner ilr | iILR | 27 | 3 | 1.00048 | 0408098,0408100,etc |
| 34 | outer ilr | oILR | 32 | 3 | 2.000524 | 0408098,0408100,etc |
| 35 | nasa extragalactic database | NED | 9 | 3 | 2.000148 | 0408393,0408007,etc |
| 36 | low mass x ray binaries | LMXB | 19 | 3 | 1.000912 | 0408046,0408425,etc |
| 37 | wolf rayet | WR | 148 | 3 | 2.004072 | 0408319,0408532,etc |
| 38 | smooth particle hydrodynamics | SPH | 19 | 3 | 1.000419 | 0408379,0408132,etc |
| 39 | full widths at half maximum | FWHM | 13 | 3 | 1.0004 | 0408437,0408325,etc |
| 40 | ancillary response file | ARF | 13 | 3 | 2.00013 | 0408345,0408206,etc |
| 41 | subaru deep field | SDF | 35 | 3 | 2.003111 | 0408037,0408255,etc |
| 42 | friends of friends | FOF | 12 | 3 | 2.000473 | 0408429,0408163,etc |