(5120) Bitiant ( Latin: Bitias ) - a typical Trojan asteroid of Jupiter , moving at the Lagrange point L 5 , 60 ° behind the planet. The asteroid was discovered on October 13, 1988 by the American astronomer Carolyn Shoemaker at the Palomar Observatory and named after one of the heroes of the Trojan War [2] .
- Orbit of the asteroid Bitiant and its position in the solar system
| (5120) Bitiant | |
|---|---|
| Asteroid | |
| Opening | |
| Discoverer | Carolyn Shoemaker |
| Place of discovery | Palomar |
| Discovery date | October 13, 1988 |
| Alternative notation | 1988 TZ 1 |
| Category | Jupiter Trojans ( L 5 ) |
| Orbital characteristics | |
| Age of December 9, 2014 JD 2457000.5 | |
| Eccentricity ( e ) | 0,1104706 |
| Semimajor axis ( a ) | 789.875 million km (5.2799855 AU ) |
| Perihelion ( q ) | 702.617 million km (4,6967023 AU) |
| Aphelion ( Q ) | 877.133 million km (5.8632687 AU) |
| Circulation Period ( P ) | 4431.467 days (12.133 g. ) |
| Average orbital speed | 12.922 km / s |
| Inclination ( i ) | 24.98910 ° |
| Longitude node (Ω) | 295.88434 ° |
| Perihelion Argument (ω) | 24.15575 ° |
| Median Anomaly ( M ) | 100.00463 ° |
| Physical Characteristics [1] | |
| Diameter | 75 km |
| Rotation period | 15.21 h |
| Apparent magnitude | 18.38 m (current) |
| Absolute magnitude | 10.1 m |
| Current distance from the sun | 5.63 a. e. |
| Current distance from earth | 6.245 a. e. |
Photometric observations carried out in 1994 made it possible to obtain the light curves of this body, from which it followed that the period of rotation of the asteroid around its axis is 11.582 ± 0.017 hours, with the brightness changing as it rotates by more than 0.38 m [1] .
See also
- List of asteroids ( 5101–5200 )
- Classifications of Minor Planets
- List of Trojan asteroids ("Greeks")
- List of Trojan asteroids (“Trojans”)
Notes
- ↑ 1 2 Stefano Mottola1, Mario Di Martino, Anders Erikson, Maria Gonano-Beurer, Albino Carbognani, Uri Carsenty, Gerhard Hahn, Hans-Josef Schober, Felix Lahulla, Marco Delbò, and Claes-Ingvar Lagerkvist. ROTATIONAL PROPERTIES OF JUPITER TROJANS. I. LIGHT CURVES OF 80 OBJECTS . The American Astronomical Society . The Astronomical Journal (May 2011). Date of treatment December 30, 2014.
- ↑ Schmadel, Lutz D. Dictionary of Minor Planet Names . - Fifth Revised and Enlarged Edition. - B. , Heidelberg, N. Y .: Springer, 2003 .-- P. 441. - ISBN 3-540-00238-3 .