| proportional counter array | PCA | 48 | 7 | 2.001632 | 0008526,0008361,etc |
| kolmogorov smirnov | KS | 37 | 6 | 1.0009 | 0008282,0008006,etc |
| high resolution imager | HRI | 37 | 5 | 1.000777 | 0008038,0008442,etc |
| short wavelength spectrometer | SWS | 65 | 5 | 1.001001 | 0008058,0008391,etc |
| signal to noise | S/N | 16 | 5 | 1.000515 | 0008402,0008417,etc |
| synchrotron self compton | SSC | 29 | 4 | 2.000624 | 0008211,0008482,etc |
| wide field planetary camera 2 | WFPC2 | 18 | 4 | 1.00049 | 0008317,0008282,etc |
| particle mesh | PM | 8 | 4 | 1.000163 | 0008074,0008126,etc |
| space telescope imaging spectrograph | STIS | 29 | 4 | 2.000587 | 0008130,0008247,etc |
| ultra luminous infrared galaxy | ULIRG | 58 | 4 | 2.004481 | 0008398,0008359,etc |
| inverse compton | IC | 65 | 4 | 1.002486 | 0008482,0008518,etc |
| power density spectrum | PDS | 8 | 4 | 1.00019 | 0008414,0008118,etc |
| kelvin helmholtz | K-H | 33 | 3 | 2.001061 | 0008076,0008084,etc |
| rosat all sky survey | RASS | 62 | 3 | 1.001803 | 0008095,0008245,etc |
| nasa extragalactic database | NED | 4 | 3 | 1.00004 | 0008095,0008431,etc |
| japan society for promotion of science | JSPS | 3 | 3 | 1.000075 | 0008312,0008262,etc |
| monte carlo | MC | 13 | 3 | 1.000418 | 0008330,0008111,etc |
| large bright quasar survey | LBQS | 12 | 3 | 2.000327 | 0008122,0008394,etc |
| hubble deep field north | HDFN | 62 | 3 | 2.006588 | 0008181,0008247,etc |
| horizontal branch oscillation | HBO | 19 | 3 | 2.000794 | 0008358,0008361,etc |
| max planck institut f"ur extraterrestrische physik | MPE | 13 | 3 | 1.000513 | 0008296,0008398,etc |
| charge transfer efficiency | CTE | 19 | 3 | 1.000917 | 0008387,0008434,etc |
| sunyaev zel'dovich | SZ | 46 | 3 | 2.002948 | 0008133,0008377,etc |
| long wavelength spectrometer | LWS | 42 | 3 | 2.000714 | 0008391,0008335,etc |
| dwarf spheroidal | dSph | 75 | 3 | 2.003239 | 0008249,0008468,etc |
| very high state | VHS | 67 | 3 | 1.002995 | 0008118,0008176,etc |
| proportional counter unit | PCU | 12 | 3 | 1.000311 | 0008118,0008053,etc |
| all sky monitor | ASM | 12 | 3 | 1.000752 | 0008274,0008176,etc |