Random triples
| Subject | Object |
|---|---|
| gptkb:Tycho_S | about 8 arcminutes |
| gptkb:supernova_SN_1572 | about 8 arcminutes |
| gptkb:Tycho_R | about 8 arcminutes |
| gptkb:Kepler's_Supernova | ~14 light-years |
| gptkb:SN_1604 | ~14 light-years |
| gptkb:Cassiopeia_A | about 10 light-years |
| gptkb:SN_1572 | about 8 arcminutes |
| gptkb:G120.1+1.4 | about 8 arcminutes |