Astronomy View all facts Glossary Help |
| abstraction > mathematical concept > number > quantity > time > hold-time |
| hold-time comparison table | |||
| Subject | is an instance of | is a kind of | has definition |
|---|---|---|---|
| time | quantity | A dimension distinguishing past, present, and future. In relativity, time is portrayed as a geometrical dimension, analogous to the dimensions of space. | |
| hold-time | time | The time taken to use up all the liquid cryogens, like LN2, in a cooled CCD cryostat. |
Next time: Hubble time Up: time Previous time: half-life