物理・天文定数一覧
基礎天文定数
| 1 Msun | = | 1.989 ×1030 kg |
| 1 Lsun | = | 3.85 ×1026 J s-1 |
| 1 Rsun | = | 6.960 ×108 m |
| 1 AU | = | 1.4960 ×1011 m |
| 1 pc | = | 3.0857 ×1016 m |
変換式
| 1 pc | = | 2.06 ×105 AU |
| 1 eV | = | 1.6022 ×10-19 J |
| 1 yr | = | 3.1577 ×107 s |
| 1 " | = | 4.84814 ×10-6 rad |
基礎物理定数
| mu | = | 1.6605 ×10-27 kg |
| mp | = | 1.6726 ×10-27 kg |
| me | = | 9.1094 ×10-31 kg |
| c | = | 2.9979 ×108 m s-1 |
| kB | = | 1.3807 ×10-23 J K-1 |
| G | = | 6.6726 ×10-11 N m2 kg-2 |
| h | = | 6.6261 ×10-34 J s |
単位換算
| 1 Å | = | 10-10 m |
| 1 erg | = | 10-7 J |
| 1 G | = | 10-7 T |
(Ver 1.5, 2006/01/26)
File translated from
TEX
by
TTH,
version 3.55.
On 26 Jan 2006, 11:38.