| low surface brightness | LSB | 232 | 11 | 1.005872 | 9810177,9810295,etc |
| rosat all sky survey | RASS | 25 | 6 | 1.002176 | 9810054,9810243,etc |
| x ray luminosity function | XLF | 33 | 5 | 1.001348 | 9810054,9810254,etc |
| high surface brightness | HSB | 56 | 5 | 1.00216 | 9810295,9810162,etc |
| black hole candidate | BHC | 118 | 5 | 2.001692 | 9810139,9810143,etc |
| proportional counter array | PCA | 26 | 5 | 2.001817 | 9810139,9810077,etc |
| all sky monitor | ASM | 10 | 5 | 1.000478 | 9810077,9810187,etc |
| wide field camera | WFC | 23 | 5 | 2.00084 | 9810003,9810109,etc |
| sunyaev zel'dovich | SZ | 53 | 4 | 2.000756 | 9810149,9810236,etc |
| tully fisher | TF | 121 | 4 | 2.005521 | 9810070,9810467,etc |
| inverse compton | IC | 82 | 4 | 2.000474 | 9810319,9810187,etc |
| high energy x ray timing experiment | HEXTE | 11 | 4 | 1.001292 | 9810139,9810077,etc |
| burst and transient source experiment | BATSE | 51 | 4 | 2.00484 | 9810040,9810238,etc |
| faint object spectrograph | FOS | 35 | 4 | 2.00081 | 9810407,9810109,etc |
| broad emission line region | BELR | 26 | 3 | 2.000323 | 9810287,9810249,etc |
| kolmogorov smirnov | K-S | 12 | 3 | 1.000196 | 9810287,9810138,etc |
| high resolution imager | HRI | 34 | 3 | 2.001081 | 9810050,9810009,etc |
| adaptive optics bonnette | AOB | 27 | 3 | 1.002102 | 9810140,9810250,etc |
| discrete wavelet transform | DWT | 42 | 3 | 2.001419 | 9810200,9810165,etc |
| diffractive interstellar scintillation | DISS | 38 | 3 | 2.000442 | 9810354,9810369,etc |
| refractive interstellar scintillation | RISS | 84 | 3 | 2.000497 | 9810354,9810369,etc |
| extra galactic radio | EGR | 5 | 3 | 1.000018 | 9810354,9810369,etc |
| accretion disk corona | ADC | 20 | 3 | 1.001119 | 9810139,9810185,etc |
| large area detector | LAD | 14 | 3 | 1.000647 | 9810326,9810270,etc |
| adaptive refinement tree | ART | 5 | 3 | 1.000308 | 9810164,9810445,etc |
| point response function | PRF | 5 | 3 | 1.000311 | 9810144,9810343,etc |
| friends of friends | FOF | 20 | 3 | 1.001507 | 9810445,9810191,etc |
| eso slice project | ESP | 29 | 3 | 2.001109 | 9810173,9810091,etc |
| friedmann robertson walker | FRW | 13 | 3 | 1.000446 | 9810364,9810123,etc |