2608 Seneca

2608 Seneca
Discovery
Discovered byH.-E. Schuster
Discovery siteLa Silla Obs.
Discovery date17 February 1978
Designations
(2608) Seneca
Pronunciation/ˈsɛnɪkə/ SEN-ik-ə
Named after
Seneca the Younger
(Roman philosopher)
1978 DA
NEO · Amor
Orbital characteristics
Epoch 4 September 2017 (JD 2458000.5)
Uncertainty parameter 1
Observation arc38.92 yr (14,217 days)
Aphelion3.9532 AU
Perihelion1.0777 AU
2.5154 AU
Eccentricity0.5716
3.99 yr (1,457 days)
353.12°
0° 14m 49.56s / day
Inclination14.682°
167.37°
37.350°
Earth MOID0.1321 AU · 51.5 LD
Physical characteristics
Dimensions0.9 km
1.0±0.3
8 h
0.15±0.03
0.20 (derived)
0.21
Tholen = S · S
B–V = 0.826
U–B = 0.454
17.52 · 17.59 · 17.73

    2608 Seneca, provisional designation 1978 DA, is a stony asteroid and sub-kilometer near-Earth object of the Amor group, approximately 0.9 kilometers in diameter. It was discovered on 17 February 1978, by German astronomer Hans-Emil Schuster at ESO's La Silla Observatory in northern Chile, and named after Roman philosopher Seneca.