Mu Leonis (μ Leo, μ Leonis) is a star in the constellation Leo. It has the traditional names Rasalas (Ras Elased Borealis) and Alshemali, abbreviations of Ras al Asad al Shamaliyy, from the Arabic رأس الأسد الشمالي ra’s al-’asad aš-šamālī "the northern (star) of the lion's head".
Mu Leonis is of spectral class K3 and apparent magnitude +4.1. It is approximately 133 light years from Earth.
Coordinates (equinox 2000):
- Right ascension: 9h52m45s
- Declination: +26°0'23"
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Stars of Leo
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| Bayer |
- α (Regulus)
- β (Denebola)
- γ (Algieba)
- δ (Zosma)
- ε (Algenubi)
- ζ (Adhafera)
- η
- θ (Chertan)
- ι
- κ (Al Minliar al Asad)
- λ (Alterf)
- μ (Rasalas)
- ν
- ξ
- ο (Subra)
- π
- ρ
- σ
- τ
- υ
- φ
- χ
- ψ
- ω
- b
- c
- d
- e
- f
- g
- h
- k
- l
- m
- n
- o
- p1
- p2
- p3
- p4
- p5
- A
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| Flamsteed |
- 1 (κ, Al Minliar al Asad)
- 2 (ω)
- 3
- 4 (λ, Alterf)
- 5 (ξ)
- 6 (h)
- 7
- 8
- 9
- 10
- 11
- 12
- 13
- 14 (ο, Subra)
- 15 (f)
- 16 (ψ)
- 17 (ε, Algenubi)
- 18
- 19
- 20
- 21
- 22 (g)
- 23
- 24 (μ, Rasalas)
- 27 (ν)
- 29 (π)
- 30 (η)
- 31 (A)
- 32 (α, Regulus)
- 34
- 35
- 36 (ζ, Adhafera)
- 37
- 39
- 40
- 41 (γ, Algieba)
- 42
- 43
- 44
- 45
- 46
- 47 (ρ)
- 48
- 49
- 50
- 51 (m)
- 52 (k)
- 53 (l)
- 54
- 55
- 56
- 58 (d)
- 59 (c)
- 60 (b)
- 61 (p2)
- 62 (p3)
- 63 (χ)
- 64
- 65 (p4)
- 67
- 68 (δ, Zosma)
- 69 (p5)
- 70 (θ, Chertan)
- 71
- 72
- 73 (n)
- 74 (φ)
- 75
- 76
- 77 (σ)
- 78 (ι)
- 79
- 80
- 81
- 83
- 84 (τ)
- 85
- 86
- 87 (e)
- 88
- 89
- 90
- υ (91)
- 92
- 93
- 94 (β, Denebola)
- 95
- 18 LMi
- 37 Sex
- 52 LMi
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| Nearby |
- Wolf 359
- AD
- 2MASS 0937+2931
- Gliese 408
- EE
- Gliese 436
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| Other |
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