| friedmann robertson walker | FRW | 148 | 16 | 1.250539 | 0304038,0304044,etc |
| anti de sitter | AdS | 114 | 11 | 1.547103 | 0302038,0302097,etc |
| innermost stable circular orbit | ISCO | 140 | 10 | 1.802998 | 0301025,0301112,etc |
| kaluza klein | KK | 167 | 8 | 1.501125 | 0303058,0303108,etc |
| post newtonian | PN | 112 | 6 | 2.000962 | 0301025,0301099,etc |
| arnowitt deser misner | ADM | 82 | 5 | 1.401608 | 0306002,0306020,etc |
| parameterized post newtonian | PPN | 93 | 5 | 1.001319 | 0311020,0311021,etc |
| newman penrose | NP | 21 | 4 | 1.500426 | 0307022,0307121,etc |
| ligo data analysis system | LDAS | 22 | 3 | 1.00184 | 0308024,0308043,etc |
| de sitter | dS | 57 | 3 | 2.003098 | 0309078,0309079,etc |
| schwarzschild de sitter | SdS | 32 | 3 | 2.00238 | 0309078,0309079,etc |
| laser astrometric test of relativity | LATOR | 147 | 3 | 2.001402 | 0311020,0311039,etc |