| advanced camera for surveys | ACS | 119 | 11 | 1.00253 | 0412038,0412192,etc |
| synchrotron self compton | SSC | 34 | 9 | 1.000621 | 0412026,0412141,etc |
| wolf rayet | WR | 166 | 9 | 1.00414 | 0412490,0412483,etc |
| colour magnitude diagram | CMD | 150 | 7 | 2.004513 | 0412196,0412008,etc |
| signal to noise | S/N | 22 | 7 | 1.000194 | 0412026,0412152,etc |
| inverse compton | IC | 48 | 6 | 1.000971 | 0412026,0412372,etc |
| wide field planetary camera 2 | WFPC2 | 28 | 6 | 1.000197 | 0412026,0412138,etc |
| star formation history | SFH | 95 | 6 | 2.002541 | 0412530,0412506,etc |
| low surface brightness | LSB | 45 | 6 | 1.002831 | 0412122,0412561,etc |
| proportional counter array | PCA | 44 | 5 | 1.000895 | 0412527,0412141,etc |
| max planck institute for astronomy | MPIA | 4 | 4 | 1.000048 | 0412005,0412631,etc |
| line of sight velocity distribution | LOSVD | 16 | 4 | 1.000796 | 0412433,0412186,etc |
| dwarf spheroidal | dSph | 103 | 4 | 2.001065 | 0412196,0412065,etc |
| super massive black hole | SMBH | 19 | 4 | 2.001078 | 0412043,0412340,etc |
| low luminosity active galactic nucleus | LLAGN | 61 | 4 | 2.00582 | 0412410,0412298,etc |
| low luminosity agn | LLAGN | 17 | 4 | 1.000474 | 0412249,0412588,etc |
| ultra luminous infrared galaxy | ULIRG | 11 | 4 | 1.000209 | 0412437,0412162,etc |
| tully fisher | TF | 27 | 4 | 1.001488 | 0412038,0412583,etc |
| joint institute for vlbi in europe | JIVE | 19 | 4 | 1.00247 | 0412483,0412660,etc |
| markov chain monte carlo | MCMC | 31 | 4 | 1.00102 | 0412439,0412170,etc |
| kolmogorov smirnov | KS | 9 | 4 | 1.000148 | 0412137,0412188,etc |
| compact steep spectrum | CSS | 46 | 4 | 2.003637 | 0412199,0412549,etc |
| space telescope imaging spectrograph | STIS | 53 | 4 | 2.000715 | 0412384,0412531,etc |
| intra cluster medium | ICM | 29 | 4 | 1.001138 | 0412300,0412430,etc |
| astrophysical research consortium | ARC | 3 | 3 | 1.000024 | 0412005,0412631,etc |
| proportional counter unit | PCU | 23 | 3 | 2.000615 | 0412545,0412555,etc |
| two dimensional | 2D | 9 | 3 | 1.000412 | 0412433,0412359,etc |
| full width half maximum | FWHM | 4 | 3 | 1.0003 | 0412196,0412480,etc |
| inter galactic medium | IGM | 22 | 3 | 2.00136 | 0412298,0412300,etc |
| legacy archive for microwave background data analysis | LAMBDA | 5 | 3 | 1.00022 | 0412052,0412569,etc |
| ultra high energy | UHE | 53 | 3 | 1.001979 | 0412544,0412578,etc |
| fourier transformation | FFT | 7 | 3 | 1.000631 | 0412229,0412687,etc |
| lyon/meudon extragalactic database | LEDA | 4 | 3 | 1.000095 | 0412186,0412172,etc |
| fors deep field | FDF | 52 | 3 | 2.000877 | 0412256,0412121,etc |
| particle in cell | PIC | 14 | 3 | 1.001839 | 0412310,0412062,etc |
| atacama large millimeter array | ALMA | 4 | 3 | 1.000039 | 0412564,0412480,etc |
| advanced ccd imaging spectrometer | ACIS | 26 | 3 | 2.000333 | 0412527,0412476,etc |
| rosat all sky survey | RASS | 22 | 3 | 1.000729 | 0412527,0412188,etc |
| nasa extragalactic database | NED | 4 | 3 | 1.000061 | 0412172,0412369,etc |
| integrated sachs wolfe | ISW | 19 | 3 | 2.000333 | 0412334,0412581,etc |
| cold neutral medium | CNM | 12 | 3 | 2.000209 | 0412417,0412567,etc |
| warm neutral medium | WNM | 13 | 3 | 2.000222 | 0412417,0412567,etc |
| maximum likelihood | ML | 13 | 3 | 1.000163 | 0412390,0412188,etc |
| lyman break galaxies | LBG | 6 | 3 | 1.000595 | 0412297,0412244,etc |
| science analysis system | SAS | 5 | 3 | 1.000168 | 0412373,0412286,etc |
| least squares | LSQ | 26 | 3 | 1.000964 | 0412523,0412697,etc |
| orion nebula cluster | ONC | 27 | 3 | 2.000985 | 0412069,0412608,etc |
| angular momentum loss | AML | 21 | 3 | 2.000988 | 0412180,0412635,etc |
| the red giant branch | TRGB | 143 | 3 | 2.004019 | 0412055,0412699,etc |
| wide field camera | WFC | 11 | 3 | 2.000267 | 0412055,0412476,etc |
| hardness ratio | HR | 10 | 3 | 1.000354 | 0412476,0412448,etc |
| vlbi standard interface | VSI | 30 | 3 | 1.002846 | 0412294,0412685,etc |
| large velocity gradient | LVG | 5 | 3 | 1.000353 | 0412403,0412282,etc |
| near infrared spectrometer | NIRS | 64 | 3 | 2.003525 | 0412301,0412235,etc |