21 Persei (Q7212751)
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star in the constellation Perseus
- LT Persei
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | 21 Persei |
star in the constellation Perseus |
|
Statements
2 references
WEB 2727
101.5466±2.6553 parsec
107.011±1.5104 parsec
20 kilometre per second
1 reference
25 kilometre per second
18 kilometre per second
10 kilometre per second
24.3±2.4 kilometre per second
9.8477±0.2575 milliarcsecond
2.1±9.8 milliarcsecond
10.2±0.27 milliarcsecond
8.43±0.9 milliarcsecond
9.3448±0.1319 milliarcsecond
−30.384±0.497 milliarcsecond per year
−31.15±0.23 milliarcsecond per year
−31.13±0.7 milliarcsecond per year
−31 milliarcsecond per year
−30.088±0.113 milliarcsecond per year
1.319±0.635 milliarcsecond per year
2.55±0.3 milliarcsecond per year
3.02±0.81 milliarcsecond per year
5 milliarcsecond per year
1.79±0.149 milliarcsecond per year
7.7 kilometre per second
7.7±2 kilometre per second
8.5±1.6 kilometre per second
9.5 kilometre per second
7.9 kilometre per second
8.0 kilometre per second
5.5 kilometre per second
A2VspSiEu
A0p
3 references
B 9 P SI
B9III
A.P,SB
5.081±0.014
5.093±0.009
5.109±0.037
5.243±0.029
5.229±0.02
5.088136±0.003151
44.32200717365 degree
31.93422041616 degree
1,000 centimetre per square second