| advanced camera for surveys | ACS | 357 | 14 | 1.002921 | 0507426,0507306,etc |
| inverse compton | IC | 79 | 11 | 2.001813 | 0507068,0507141,etc |
| kolmogorov smirnov | KS | 46 | 10 | 2.000517 | 0507470,0507640,etc |
| wolf rayet | WR | 286 | 9 | 2.002591 | 0507304,0507391,etc |
| astrophysical research consortium | ARC | 11 | 9 | 1.000096 | 0507144,0507059,etc |
| max planck institute for astronomy | MPIA | 9 | 9 | 1.000098 | 0507144,0507059,etc |
| space telescope imaging spectrograph | STIS | 33 | 8 | 2.000621 | 0507037,0507373,etc |
| surface detector | SD | 66 | 8 | 1.002854 | 0507590,0507402,etc |
| very high energy | VHE | 74 | 7 | 1.003265 | 0507207,0507549,etc |
| wide field camera | WFC | 34 | 7 | 1.000901 | 0507286,0507247,etc |
| fluorescence detector | FD | 84 | 7 | 2.004086 | 0507132,0507103,etc |
| monte carlo | MC | 41 | 7 | 1.002722 | 0507483,0507267,etc |
| wide field planetary camera 2 | WFPC2 | 87 | 7 | 2.001156 | 0507187,0507706,etc |
| two dimensional | 2D | 133 | 6 | 1.001257 | 0507135,0507095,etc |
| blue compact dwarf | BCD | 144 | 6 | 2.003956 | 0507658,0507653,etc |
| particle in cell | PIC | 21 | 6 | 1.000779 | 0507339,0507109,etc |
| dwarf spheroidal | dSph | 116 | 5 | 2.006221 | 0507044,0507154,etc |
| full width half maximum | FWHM | 18 | 5 | 1.000263 | 0507079,0507247,etc |
| signal to noise | S/N | 72 | 5 | 2.000965 | 0507286,0507214,etc |
| infrared array camera | IRAC | 182 | 5 | 2.0023 | 0507685,0507673,etc |
| wide field channel | WFC | 189 | 5 | 2.00208 | 0507521,0507394,etc |
| all sky monitor | ASM | 25 | 4 | 2.001906 | 0507198,0507012,etc |
| colour magnitude diagram | CMD | 47 | 4 | 1.000772 | 0507658,0507239,etc |
| european photon imaging camera | EPIC | 32 | 4 | 1.000773 | 0507242,0507408,etc |
| super massive black hole | SMBH | 72 | 4 | 1.00156 | 0507687,0507664,etc |
| ultra luminous infrared galaxy | ULIRG | 64 | 4 | 2.000562 | 0507676,0507504,etc |
| intra cluster medium | ICM | 96 | 4 | 2.005908 | 0507542,0507534,etc |
| total variation diminishing | TVD | 19 | 4 | 1.001168 | 0507090,0507291,etc |
| friedmann robertson walker | FRW | 34 | 4 | 2.000153 | 0507482,0507701,etc |
| markov chain monte carlo | MCMC | 19 | 4 | 1.000428 | 0507613,0507227,etc |
| natural sciences and engineering research council of canada | NSERC | 3 | 3 | 1.00013 | 0507319,0507554,etc |
| proportional counter unit | PCU | 17 | 3 | 2.000953 | 0507576,0507047,etc |
| metallicity distribution function | MDF | 68 | 3 | 2.000509 | 0507114,0507281,etc |
| advanced ccd imaging spectrometer | ACIS | 10 | 3 | 1.000301 | 0507392,0507049,etc |
| one dimensional | 1-D | 67 | 3 | 2.002907 | 0507235,0507005,etc |
| power density spectrum | PDS | 49 | 3 | 2.002685 | 0507609,0507012,etc |
| cosmic infrared background | CIRB | 92 | 3 | 2.002129 | 0507240,0507642,etc |
| intermediate dispersion spectrograph | IDS | 3 | 3 | 1.000006 | 0507549,0507629,etc |
| high resolution fly's eye | HiRes | 78 | 3 | 2.001714 | 0507465,0507120,etc |
| non equilibrium ionization | NEI | 24 | 3 | 2.000649 | 0507348,0507185,etc |
| submillimeter galaxy | SMG | 167 | 3 | 2.004161 | 0507264,0507610,etc |
| ultra deep field | UDF | 7 | 3 | 1.000824 | 0507264,0507424,etc |
| hubble deep field north | HDF-N | 7 | 3 | 1.000143 | 0507594,0507146,etc |
| imaging atmospheric cherenkov telescope | IACT | 16 | 3 | 1.000799 | 0507441,0507617,etc |
| ca, usa} {canadian institute for theoretical astrophysics | CITA | 5 | 3 | 1.000059 | 0507503,0507494,etc |
| intermediate frequency | IF | 11 | 3 | 1.000579 | 0507293,0507489,etc |
| orion nebula cluster | ONC | 29 | 3 | 2.000523 | 0507151,0507552,etc |
| proportional counter array | PCA | 38 | 3 | 2.002546 | 0507501,0507259,etc |
| optical transient | OT | 31 | 3 | 2.003024 | 0507405,0507639,etc |
| generalized chaplygin gas | GCG | 154 | 3 | 2.004645 | 0507116,0507192,etc |
| kelvin helmholtz | KH | 11 | 3 | 1.00075 | 0507480,0507667,etc |
| soft x ray telescope | SXT | 56 | 3 | 1.001857 | 0507328,0507327,etc |
| legacy archive for microwave background data analysis | LAMBDA | 7 | 3 | 1.000347 | 0507186,0507096,etc |
| sunyaev zeldovich | SZ | 82 | 3 | 2.00464 | 0507613,0507032,etc |
| reflection grating spectrometer | RGS | 30 | 3 | 1.001311 | 0507613,0507145,etc |
| three dimensional | 3D | 23 | 3 | 2.00061 | 0507099,0507637,etc |
| innermost stable circular orbit | ISCO | 42 | 3 | 2.000187 | 0507099,0507128,etc |
| faint object spectrograph | FOS | 4 | 3 | 1.000102 | 0507487,0507621,etc |
| high resolution channel | HRC | 150 | 3 | 2.002094 | 0507521,0507394,etc |