| Formula | HOs3 |
| Reduced formula | HOs3 |
| Stoichiometry | AB3 |
| Number of species | 2 |
| Number of atoms | 4 |
| Unique ID | 22 |
| Unit cell area [Å2] | 6.462 |
| Surface Material | Os |
| Adsorbate | H |
| Reference molecule 1 | H2 |
| Adsorption energy with LDA [eV] | -0.413 |
| Adsorption energy with PBE [eV] | -0.100 |
| Adsorption energy with RPBE [eV] | 0.032 |
| Adsorption energy with BEEF-vdW [eV] | 0.093 |
| Adsorption energy with vdW-DF2 [eV] | 0.161 |
| Adsorption energy with mBEEF [eV] | -0.141 |
| Adsorption energy with mBEEF-vdW [eV] | -0.234 |
| Adsorption energy with EXX [eV] | 0.039 |
| RPA correlation adsorption energy extrapolated [eV] | -0.144 |
| Energy [eV] | -34.474 |
| Maximum force [eV/Å] | 1.307 |
| Total magnetic moment [μB] | 0.000 |