975 Perseverantia

Summary

975 Perseverantia /pərsɛvəˈrænʃiə/ is a minor planet orbiting the Sun that was discovered by Austrian astronomer Johann Palisa on 27 March 1922.

975 Perseverantia
Discovery
Discovered byJohann Palisa
Discovery siteVienna
Discovery date27 March 1922
Designations
(975) Perseverantia
Pronunciation/pərsɛvəˈrænʃiə/
1922 LT
Orbital characteristics[1]
Epoch 31 July 2016 (JD 2457600.5)
Uncertainty parameter 0
Observation arc94.00 yr (34333 days)
Aphelion2.9205 AU (436.90 Gm)
Perihelion2.7459 AU (410.78 Gm)
2.8332 AU (423.84 Gm)
Eccentricity0.030814
4.77 yr (1741.8 d)
5.31402°
0° 12m 24.048s / day
Inclination2.5597°
38.717°
56.640°
Physical characteristics
Mean radius
13.245±0.85 km
7.267 h (0.3028 d)
0.1726±0.024
10.41

This is a member of the dynamic Koronis family of asteroids that most likely formed as the result of a collisional breakup of a parent body.[2] The semi-major axis of the orbit of 975 Perseverantia lies just outside the 5/2 Kirkwood gap, located at 2.824 AU.[3]

References edit

  1. ^ Yeomans, Donald K., "975 Perseverantia", JPL Small-Body Database Browser, NASA Jet Propulsion Laboratory, retrieved 2 May 2016.
  2. ^ Veeder, G. J.; et al. (March 1995), "Eos, Koronis, and Maria family asteroids: Infrared (JHK) photometry", Icarus, vol. 114, pp. 186–196, Bibcode:1995Icar..114..186V, CiteSeerX 10.1.1.31.2739, doi:10.1006/icar.1995.1053.
  3. ^ Scholl, Hans; Froeschlé, Claude (September 1975), "Asteroidal motion at the 5/2, 7/3 and 2/1 resonances", Astronomy and Astrophysics, 42 (3): 457–463, Bibcode:1975A&A....42..457S

External links edit

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