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San istap sta bilong yumi. I gat etpela planet i go nabaut em.

The Sun Sun symbol.svg
The Sun
Observation data
Mean distance
from Earth
1.496 × 1011 m
8.31 min at light speed
Visual brightness (V) −26.74m [1]
Absolute magnitude 4.83m [1]
Spectral classification G2V
Metallicity Z = 0.0177[2]
Angular size 31.6′ - 32.7′ [3]
Adjectives solar
Orbital characteristics
Mean distance
from Milky Way core
~2.5 × 1020 m
26 000 light-years
Galactic period (2.25–2.50) × 108 a
Velocity ~2.20 × 105 m/s
(orbit around the center of the Galaxy)

~2 × 104 m/s
(relative to average velocity of other stars in stellar neighborhood)
Physical characteristics
Mean diameter 1.392 × 109 m [1]
109 Earths
Equatorial radius 6.955 × 108 m [4]
109 × Earth[4]
Equatorial circumference 4.379 × 109 m [4]
109 × Earth[4]
Flattening 9 × 10−6
Surface area 6.0877 × 1018 m² [4]
11 990 × Earth[4]
Volume 1.412 × 1027 m³ [4]
1 300 000 Earths
Mass 1.9891  × 1030 kg[1]
332 946 Earths[4]
Average density 1.408  × 103 kg/m³[4][1][5]
Different Densities Core: 1.5 × 105 kg/m³
lower Photosphere: 2 × 10-4 kg/m³
lower Cromosphere: 5 × 10-6 kg/m³
Avg. Corona: 10 × 10-12kg/m³[6]
Equatorial surface gravity 274.0 m/s2 [1]
27.94 g
28 × Earth surface gravity[4]
Escape velocity
(from the surface)
617.7 km/s [4]
55 × Earth[4]
Temperature
of surface (effective)
5 778 K [1]
Temperature
of corona
~5 × 106 K
Temperature
of core
~15.7 × 106 K [1]
Luminosity (Lsol) 3.846 × 1026 W [1]
~3.75 × 1028 lm
~98 lm/W efficacy
Mean Intensity (Isol) 2.009 × 107 W m-2 sr-1
Rotation characteristics
Obliquity 7.25° [1]
(to the ecliptic)
67.23°
(to the galactic plane)
Right ascension
of North pole[7]
286.13°
19 h 4 min 30 s
Declination
of North pole
+63.87°
63°52' North
Sidereal Rotation period
(at 16° latitude)
25.38 days [1]
25 d 9 h 7 min 13 s[7]
(at equator) 25.05 days [1]
(at poles) 34.3 days [1]
Rotation velocity
(at equator)
7.189  × 103 km/h[4]
Photospheric composition (by mass)
Hydrogen 73.46 %[8]
Helium 24.85 %
Oxygen 0.77 %
Carbon 0.29 %
Iron 0.16 %
Sulfur 0.12 %
Neon 0.12 %
Nitrogen 0.09 %
Silicon 0.07 %
Magnesium 0.05 %
Dispela bokis: lukim  toktok  senisim

Ol referensEdit

  1. 1.00 1.01 1.02 1.03 1.04 1.05 1.06 1.07 1.08 1.09 1.10 1.11 1.12 NASA "Sun Fact Sheet"
  2. Montalban, Miglio, Noels, Grevesse, DiMauro. Solar model with CNO revised abundances. Retrieved on November 30, 2007.
  3. National Aeronautics and Space Administration. Eclipse 99 - Frequently Asked Questions. Retrieved on October 16, 2007.
  4. 4.00 4.01 4.02 4.03 4.04 4.05 4.06 4.07 4.08 4.09 4.10 4.11 4.12 Solar System Exploration: Planets: Sun: Facts & Figures. NASA. Archived from the original on 2008-01-02.
  5. The Physics Factbook™ Edited by Glenn Elert -- Written by his students.
  6. University of Michigan, Astronomy Department.
  7. 7.0 7.1 Seidelmann, P. K.; V. K. Abalakin; M. Bursa; M. E. Davies; C. de Bergh; J. H. Lieske; J. Oberst; J. L. Simon; E. M. Standish; P. Stooke; P. C. Thomas (2000). Report Of The IAU/IAG Working Group On Cartographic Coordinates And Rotational Elements Of The Planets And Satellites: 2000. Retrieved on 2006-03-22.
  8. The Sun's Vital Statistics. Stanford Solar Center. Retrieved on 2008-07-29., citing
    Eddy, John (1979). A New Sun: The Solar Results From Skylab. Washington, D.C: NASA SP-402. pp. 37. http://solar-center.stanford.edu/vitalstats.html. 


(Dispela pes San em i liklik tumas. Yu inap raitim moa sapos yu laik halivim Wikipedia. Hau?)