4007 Euryalos

Euryalos

Discovery
Discovered by	Cornelis Johannes van Houten, Ingrid van Houten-Groeneveld and Tom Gehrels
Discovery site	Palomar Observatory
Discovery date	19 September 1973
Designations
MPC designation	4007
Alternative names	1973 SR
Orbital characteristics[1]
Epoch 13 January 2016 (JD 2457400.5)
Uncertainty parameter 0
Observation arc	15296 days (41.88 yr)
Aphelion	5.4634 AU (817.31 Gm)
Perihelion	4.8822 AU (730.37 Gm)
Semi-major axis	5.1728 AU (773.84 Gm)
Eccentricity	0.056181
Orbital period	11.77 yr (4297.24 d)
Mean anomaly	146.019°
Mean motion	0° 5^m 1.59^s / day
Inclination	11.004°
Longitude of ascending node	6.7797°
Argument of perihelion	78.415°
Earth MOID	3.91908 AU (586.286 Gm)
Jupiter MOID	0.16379 AU (24.503 Gm)
Jupiter Tisserand parameter	2.960
Physical characteristics
Dimensions	52 km[2]
Rotation period	6.391 h (0.2663 d)
Absolute magnitude (H)	10.3[1][2]

4007 Euryalos (1973 SR) is a Jupiter Trojan discovered on September 19, 1973 by Cornelis Johannes van Houten, Ingrid van Houten-Groeneveld and Tom Gehrels at Palomar Observatory.

Photometric observations of this asteroid during 1995 were used to build a light curve showing a rotation period of 6.391 ± 0.005 hours with a brightness variation of 0.07 ± 0.01 magnitude.^[2]

References

1. "4007 Euryalos (1973 SR)". JPL Small-Body Database. NASA/Jet Propulsion Laboratory. Retrieved 14 April 2016.
2. Mottola, Stefano; Di Martino, Mario; Erikson, Anders; Gonano-Beurer, Maria; Carbognani, Albino; Carsenty, Uri; Hahn, Gerhard; Schober, Hans-Josef; Lahulla, Felix; Delbò, Marco; Lagerkvist, Claes-Ingvar (May 2011). "Rotational Properties of Jupiter Trojans. I. Light Curves of 80 Objects". The Astronomical Journal 141 (5): 170. Bibcode:2011AJ....141..170M. doi:10.1088/0004-6256/141/5/170.

External links

• 4007 Euryalos at the JPL Small-Body Database

• Discovery · Orbit diagram · Orbital elements · Physical parameters