Tadau (simbol ☉) ko id Boros Malayu nopo nga ointutunan do Matahari, nopo nga iso rombituon di tosomok kopio miampai do Bumi i kisinodu do purata 149 680 000 kilometer (93,026,724 watu). Tadau om walu planet ii mombontuk Sistom Suria.

Tadau
White glowing ball with black sunspots
The Sun, filmed through a clear solar filter
NamesTadau, Sol,[1] Sól, Helios[2]
AdjectivesSolar[3]
SymbolCircle with dot in the middle
Observation data
Mean distance from EarthAU
149,600,000 km
8 min 19 s, light speed[4]
−26.74 (V)[5]
4.83[5]
G2V[6]
MetallicityZ = 0.0122[7]
Angular size0.527–0.545°[8]
Orbital characteristics
Mean distance from Milky Way core
24,000 to 28,000 light-years[9]
Galactic period225–250 million years
Velocity
Obliquity
Right ascension North pole
286.13° (286° 7′ 48″)[5]
Declination of North pole
+63.87° (63° 52′ 12"N)[5]
  • 25.05 days (equator)
  • 34.4 days (poles)[5]
Equatorial rotation velocity
1.997 km/s[11]
Physical characteristics
Equatorial radius
6.957 x 108 m[12]
109 × Earth radii[11]
Flattening0.00005[5]
Surface area6.09×1012 km2
12,000 × Earth[11]
Volume
  • 1.412×1018 km3
  • 1,300,000 × Earth
Mass
Average density1.408 g/cm3
0.255 × Earth[5][11]
Age4.6 billion years[13][14]
Equatorial surface gravity
274 m/s2[5]
27.9 g0[11]
0.070[5]
617.7 km/s
55 × Earth[11]
Temperature
Luminosity
Color (B-V)0.656[15]
Mean radiance2.009×107 W·m−2·sr−1
Photosphere composition by mass
  1. Ralat maganu:Tag <ref> tidak sah; tiada teks disediakan bagi rujukan yang bernama OED
  2. Ralat maganu:Tag <ref> tidak sah; tiada teks disediakan bagi rujukan yang bernama Lexico
  3. Ralat maganu:Tag <ref> tidak sah; tiada teks disediakan bagi rujukan yang bernama OED2
  4. Pitjeva, E. V.; Standish, E. M. (2009). "Proposals for the masses of the three largest asteroids, the Moon–Earth mass ratio and the Astronomical Unit". Celestial Mechanics and Dynamical Astronomy (id boros Inggilis). 103 (4): 365–372. Bibcode:2009CeMDA.103..365P. doi:10.1007/s10569-009-9203-8. ISSN 1572-9478. S2CID 121374703. Pinoopi mantad sanḏad ontok 9 July 2019. Linoyog ontok 13 July 2019.
  5. 5.00 5.01 5.02 5.03 5.04 5.05 5.06 5.07 5.08 5.09 5.10 5.11 5.12 5.13 Williams, D. R. (1 July 2013). "Sun Fact Sheet". NASA Goddard Space Flight Center. Pinoopi mantad sanḏad ontok 15 July 2010. Linoyog ontok 12 August 2013.
  6. Zombeck, Martin V. (1990). Handbook of Space Astronomy and Astrophysics 2nd edition. Cambridge University Press. Pinoopi mantad sanḏad ontok 3 February 2021. Linoyog ontok 13 January 2016.
  7. Asplund, M.; Grevesse, N.; Sauval, A. J. (2006). "The new solar abundances – Part I: the observations". Communications in Asteroseismology. 147: 76–79. Bibcode:2006CoAst.147...76A. doi:10.1553/cia147s76. ISSN 1021-2043. S2CID 123824232.
  8. "Eclipse 99: Frequently Asked Questions". NASA. Pinoopi mantad sand̠ad ontok 27 May 2010. Linoyog ontok 24 October 2010.
  9. Francis, Charles; Anderson, Erik (June 2014). "Two estimates of the distance to the Galactic Centre". Monthly Notices of the Royal Astronomical Society. 441 (2): 1105–1114. arXiv:1309.2629. Bibcode:2014MNRAS.441.1105F. doi:10.1093/mnras/stu631. S2CID 119235554.
  10. Hinshaw, G.; Weiland, J. L.; Hill, R. S.; Odegard, N.; Larson, D.; et al. (2009). "Five-year Wilkinson Microwave Anisotropy Probe observations: data processing, sky maps, and basic results". The Astrophysical Journal Supplement Series. 180 (2): 225–245. arXiv:0803.0732. Bibcode:2009ApJS..180..225H. doi:10.1088/0067-0049/180/2/225. S2CID 3629998.
  11. 11.0 11.1 11.2 11.3 11.4 11.5 "Solar System Exploration: Planets: Sun: Facts & Figures". NASA. Pinoopi mantad sand̠ad ontok 2 January 2008.
  12. 12.0 12.1 Prša, Andrej; Harmanec, Petr; Torres, Guillermo; et al. (2016-08-01). "NOMINAL VALUES FOR SELECTED SOLAR AND PLANETARY QUANTITIES: IAU 2015 RESOLUTION B3 * †". The Astronomical Journal. 152 (2): 41. arXiv:1510.07674. doi:10.3847/0004-6256/152/2/41. ISSN 0004-6256.
  13. Bonanno, A.; Schlattl, H.; Paternò, L. (2002). "The age of the Sun and the relativistic corrections in the EOS". Astronomy and Astrophysics. 390 (3): 1115–1118. arXiv:astro-ph/0204331. Bibcode:2002A&A...390.1115B. doi:10.1051/0004-6361:20020749. S2CID 119436299.
  14. Connelly, J. N.; Bizzarro, M.; Krot, A. N.; Nordlund, Å.; Wielandt, D.; Ivanova, M. A. (2 November 2012). "The Absolute Chronology and Thermal Processing of Solids in the Solar Protoplanetary Disk". Science. 338 (6107): 651–655. Bibcode:2012Sci...338..651C. doi:10.1126/science.1226919. PMID 23118187. S2CID 21965292.(registration required)
  15. Gray, David F. (November 1992). "The Inferred Color Index of the Sun". Publications of the Astronomical Society of the Pacific. 104 (681): 1035–1038. Bibcode:1992PASP..104.1035G. doi:10.1086/133086.
  16. "The Sun's Vital Statistics". Stanford Solar Center. Pinoopi mantad sanḏad ontok 14 October 2012. Linoyog ontok 29 July 2008. Citing Eddy, J. (1979). A New Sun: The Solar Results From Skylab. NASA. p. 37. NASA SP-402. Pinoopi mantad sanḏad ontok 30 July 2021. Linoyog ontok 12 July 2017.