| kolmogorov smirnov | KS | 55 | 11 | 2.000612 | 0505526,0505092,etc |
| signal to noise | S/N | 46 | 10 | 2.000905 | 0505208,0505016,etc |
| wide field camera | WFC | 42 | 9 | 2.001814 | 0505015,0505622,etc |
| advanced camera for surveys | ACS | 176 | 9 | 2.001451 | 0505622,0505031,etc |
| star formation history | SFH | 86 | 8 | 2.001579 | 0505473,0505622,etc |
| all sky monitor | ASM | 56 | 8 | 1.001895 | 0505325,0505275,etc |
| proportional counter array | PCA | 81 | 7 | 2.001093 | 0505255,0505275,etc |
| inverse compton | IC | 45 | 6 | 1.001582 | 0505145,0505398,etc |
| space telescope imaging spectrograph | STIS | 114 | 6 | 2.001254 | 0505125,0505586,etc |
| advanced ccd imaging spectrometer | ACIS | 23 | 5 | 2.001038 | 0505461,0505193,etc |
| soft gamma ray repeater | SGR | 29 | 5 | 2.001373 | 0505255,0505193,etc |
| dwarf spheroidal | dSph | 141 | 5 | 2.005941 | 0505064,0505186,etc |
| european photon imaging camera | EPIC | 28 | 5 | 1.000435 | 0505482,0505332,etc |
| wolf rayet | WR | 51 | 5 | 2.000557 | 0505189,0505547,etc |
| full width half maximum | FWHM | 6 | 4 | 1.000142 | 0505381,0505271,etc |
| astrophysical research consortium | ARC | 6 | 4 | 1.000177 | 0505385,0505334,etc |
| ultra high energy | UHE | 41 | 4 | 1.002023 | 0505398,0505220,etc |
| very high energy | VHE | 13 | 4 | 1.001171 | 0505204,0505335,etc |
| particle mesh | PM | 175 | 4 | 2.001715 | 0505182,0505010,etc |
| colour magnitude diagram | CMD | 45 | 4 | 2.001883 | 0505105,0505448,etc |
| three dimensional | 3D | 19 | 4 | 1.000872 | 0505493,0505264,etc |
| high mass x ray binaries | HMXB | 29 | 3 | 2.001067 | 0505512,0505352,etc |
| wide field planetary camera 2 | WFPC2 | 19 | 3 | 2.000614 | 0505208,0505031,etc |
| inter galactic medium | IGM | 13 | 3 | 2.000231 | 0505473,0505108,etc |
| dwarf irregular | dIrr | 16 | 3 | 1.001094 | 0505064,0505282,etc |
| hot bottom burning | HBB | 23 | 3 | 2.000876 | 0505378,0505347,etc |
| turn off | TO | 13 | 3 | 1.000229 | 0505201,0505347,etc |
| uniform disk | UD | 11 | 3 | 1.000666 | 0505112,0505246,etc |
| greisen zatsepin kuzmin | GZK | 21 | 3 | 2.000905 | 0505283,0505462,etc |
| compact steep spectrum | CSS | 20 | 3 | 1.001257 | 0505370,0505435,etc |
| innermost stable circular orbit | ISCO | 47 | 3 | 1.002783 | 0505402,0505094,etc |
| imaging atmospheric cherenkov telescope | IACT | 7 | 3 | 1.000412 | 0505325,0505081,etc |
| proportional counter unit | PCU | 22 | 3 | 1.000254 | 0505325,0505271,etc |
| monte carlo | MC | 8 | 3 | 1.000248 | 0505204,0505091,etc |
| optical afterglow | OA | 39 | 3 | 1.00161 | 0505035,0505243,etc |
| maximum likelihood | ML | 8 | 3 | 1.000188 | 0505059,0505297,etc |
| max planck institute for astronomy | MPIA | 3 | 3 | 1.000061 | 0505334,0505435,etc |
| cold neutral medium | CNM | 84 | 3 | 2.007903 | 0505106,0505627,etc |
| goddard high resolution spectrograph | GHRS | 41 | 3 | 1.000998 | 0505387,0505125,etc |
| narrow line seyfert 1 | NLS1 | 37 | 3 | 2.001622 | 0505183,0505260,etc |