604 Tekmessa

604 Tekmessa
Discovery
Discovered byJoel Hastings Metcalf
Discovery siteTaunton, Massachusetts
Discovery date16 February 1906
Designations
(604) Tekmessa
Pronunciation/tɛkˈmɛsə/[1]
1906 TK
Orbital characteristics[2]
Epoch 31 July 2016 (JD 2457600.5)
Uncertainty parameter 0
Observation arc104.87 yr (38303 d)
Aphelion3.7742 AU (564.61 Gm)
Perihelion2.5217 AU (377.24 Gm)
3.1480 AU (470.93 Gm)
Eccentricity0.19894
5.59 yr (2040.1 d)
351.53°
0° 10m 35.256s / day
Inclination4.4213°
12.171°
28.815°
Physical characteristics
32.58±2.05 km[2]
32.21 ± 1.505 km[3]
Mass(1.45 ± 0.28) × 1018 kg[3]
Mean density
10.35 ± 2.4 g/cm3[3]
5.5596 h (0.23165 d)
0.0870±0.012
9.29,[4] 9.5[2]

604 Tekmessa is a minor planet orbiting the Sun that was discovered by American astronomer Joel Hastings Metcalf on February 16, 1906. The name may have been inspired by the asteroid's provisional designation 1906 TK.

References

  1. ^ 'Tecmessa' in Noah Webster (1884) A Practical Dictionary of the English Language
  2. ^ a b c Yeomans, Donald K., "604 Tekmessa", JPL Small-Body Database Browser, NASA Jet Propulsion Laboratory, retrieved 7 May 2016.
  3. ^ a b c Carry, B. (December 2012), "Density of asteroids", Planetary and Space Science, vol. 73, pp. 98–118, arXiv:1203.4336, Bibcode:2012P&SS...73...98C, doi:10.1016/j.pss.2012.03.009. See Table 1.
  4. ^ Warner, Brian D. (December 2007), "Initial Results of a Dedicated H-G Project", The Minor Planet Bulletin, vol. 34, pp. 113–119, Bibcode:2007MPBu...34..113W.


Stub icon

This article about an asteroid native to the asteroid belt is a stub. You can help Wikipedia by expanding it.