Name | Deneb |
Spectral type | A2 Ia |
d | 802 ![]() |
Radial velocity | 2.50 km s-1 |
Atmosphere | |
---|---|
![]() |
8525 ![]() |
![]() |
1.10 ![]() |
n(He) (number fraction) | 0.11 ![]() |
[M/H] | -0.20 ![]() |
![]() |
8 ![]() |
![]() |
20 ![]() |
![]() |
20 ![]() |
Photometry | |
V a |
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B - V a |
![]() |
U - B a |
![]() |
(B - V)0 b |
![]() |
E(B - V) |
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AV |
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(mV-MV)0 c |
![]() |
MV |
![]() |
B.C. b |
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Physical | |
![]() |
5.30 ![]() |
![]() |
203 ![]() |
![]() |
19 ![]() |
![]() |
23 ![]() |
![]() |
18 ![]() |
Wind parameters | |
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240 ![]() |
![]() |
3.0 |
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a Johnson et al. (1966); b calculated from the ATLAS9
model; c Humphreys (1978); d Hirsch (1998). |