329 Svea

329 Svea is an asteroid from the asteroid belt and the namesake of the small Svea family, approximately 81 kilometers (50 miles) in diameter. The C-type asteroid and is probably composed of carbonaceous material.^[4]

329 Svea

Orbital diagram
Discovery
Discovered by	Max Wolf
Discovery date	21 March 1892
Designations
MPC designation	(329) Svea
Pronunciation	/ˈsveɪə/[1]
Named after	Sweden
Minor planet category	Main belt
Orbital characteristics[2]
Epoch 31 July 2016 (JD 2457600.5)
Uncertainty parameter 0
Observation arc	124.07 yr (45316 d)
Aphelion	2.54003 AU (379.983 Gm)
Perihelion	2.41427 AU (361.170 Gm)
Semi-major axis	2.47715 AU (370.576 Gm)
Eccentricity	0.025383
Orbital period (sidereal)	3.90 yr (1424.1 d)
Mean anomaly	283.525°
Mean motion	0° 15m 10.076s / day
Inclination	15.8826°
Longitude of ascending node	178.489°
Argument of perihelion	54.9542°
Physical characteristics
Dimensions	77.80±1.4 km
Synodic rotation period	22.778 h (0.9491 d)[2] 22.6 ± 0.01 hours[3]
Geometric albedo	0.0399±0.001
Spectral type	C
Absolute magnitude (H)	9.6

It was discovered by Max Wolf on 21 March 1892 in Heidelberg.^[5]

The light curve of 329 Svea shows a periodicity of 22.6 ± 0.01 hours, during which time the brightness of the object varies by 0.10 ± 0.03 in magnitude.^[3]

References

1. 'Sveaborg' in Noah Webster (1884) A Practical Dictionary of the English Language
2. "329 Svea". JPL Small-Body Database. NASA/Jet Propulsion Laboratory. Retrieved 11 May 2016.
3. Menke, John; et al. (October 2008), "Asteroid Lightcurve Analysis at Menke Observatory", The Minor Planet Bulletin, 35 (4): 155–160, Bibcode:2008MPBu...35..155M
4. Burbine, Thomas H (1998). "Could G-class asteroids be the parent bodies of the CM chondrites?". Meteoritics & Planetary Science. 33 (2): 253–258. Bibcode:1998M&PS...33..253B. doi:10.1111/j.1945-5100.1998.tb01630.x. ISSN 1945-5100.
5. Hughes, Stefan (2012). Catchers of the Light: The Forgotten Lives of the Men and Women Who First Photographed the Heavens. Vol. 1. ArtDeCiel Publishing. p. 444. Bibcode:2015JAHH...18..327O. ISBN 978-1-62050-961-6. OCLC 859270626.

External links

• 329 Svea at AstDyS-2, Asteroids—Dynamic Site
  • Ephemeris · Observation prediction · Orbital info · Proper elements · Observational info
• 329 Svea at the JPL Small-Body Database
  • Close approach · Discovery · Ephemeris · Orbit viewer · Orbit parameters · Physical parameters