| proportional counter array | PCA | 42 | 5 | 2.000958 | 9907383,9907352,etc |
| wolf rayet | WR | 218 | 4 | 2.008524 | 9907164,9907275,etc |
| einstein de sitter | EdS | 29 | 4 | 1.000365 | 9907095,9907268,etc |
| all sky monitor | ASM | 121 | 4 | 2.002917 | 9907114,9907332,etc |
| high resolution imager | HRI | 76 | 4 | 2.00162 | 9907090,9907186,etc |
| narrow field instruments | NFI | 21 | 4 | 2.00081 | 9907332,9907265,etc |
| center of excellence | COE | 4 | 4 | 1.000076 | 9907109,9907108,etc |
| colour magnitude diagram | CMD | 63 | 4 | 1.001977 | 9907029,9907200,etc |
| dwarf spheroidal | dSph | 62 | 4 | 2.001775 | 9907073,9907104,etc |
| galactic cosmic ray | GCR | 90 | 3 | 2.004279 | 9907171,9907275,etc |
| atacama large millimeter array | ALMA | 5 | 3 | 1.000262 | 9907276,9907074,etc |
| nasa extragalactic database | NED | 5 | 3 | 1.000093 | 9907009,9907280,etc |
| proportional counter unit | PCU | 14 | 3 | 1.000243 | 9907352,9907114,etc |
| high frequency instrument | HFI | 8 | 3 | 1.000565 | 9907094,9907039,etc |
| star formation history | SFH | 20 | 3 | 2.000216 | 9907396,9907156,etc |
| faint object spectrograph | FOS | 14 | 3 | 1.000551 | 9907123,9907082,etc |
| intermediate frequency | IF | 13 | 3 | 1.000682 | 9907282,9907215,etc |
| burst and transient source experiment | BATSE | 32 | 3 | 2.000859 | 9907173,9907235,etc |
| tully fisher | TF | 134 | 3 | 2.003171 | 9907047,9907058,etc |
| cerro tololo interamerican observatory | CTIO | 31 | 3 | 2.000568 | 9907369,9907179,etc |
| wide field camera | WFC | 16 | 3 | 1.000475 | 9907332,9907265,etc |
| low energy concentrator spectrometer | LECS | 26 | 3 | 1.00175 | 9907377,9907158,etc |
| discrete correlation function | DCF | 27 | 3 | 2.00096 | 9907294,9907416,etc |
| space interferometry mission | SIM | 15 | 3 | 1.003026 | 9907203,9907213,etc |
| inverse compton | IC | 46 | 3 | 2.001745 | 9907125,9907126,etc |