_____________ Star magnitude |
Total number of Tycho-2 or UCAC4 stars down to this
magnitude
|
ln(degree2/star) | Star density in stars/degree2 |
0 | 3 | 9.529 | 0.000072722 |
1 | 14 | 7.988 | 0.000339369 |
2 | 55 | 6.620 | 0.001333236 |
3 | 191 | 5.375 | 0.004629966 |
4 | 558 | 4.303 | 0.013526289 |
5 | 1744 | 3.164 | 0.042275713 |
6 | 5326 | 2.047 | 0.129105762 |
7 | 16503 | 0.916 | 0.400043633 |
8 | 48559 | -0.163 | 1.177102271 |
9 | 139375 | -1.217 | 3.378542167 |
10 | 382925 | -2.228 | 9.282355223 |
11 | 1048084 | -3.235 | 25.40624924 |
12 | 2955951 | -4.272 | 71.65420697 |
13 | 7346735 | -5.182 | 178.0897147 |
14 | 17214116 | -6.034 | 417.2815553 |
15 | 39387795 | -6.861 | 954.7861974 |
16 | 88896114 | -7.675 | 2154.900589 |