2608 Seneca

2608 Seneca
Discovery [1]
Discovered byH.-E. Schuster
Discovery siteLa Silla Obs.
Discovery date17 February 1978
Designations
(2608) Seneca
Pronunciation/ˈsɛnɪkə/ SEN-ik-ə[2]
Named after
Seneca the Younger
(Roman philosopher)[3]
1978 DA
NEO · Amor [1][4]
Orbital characteristics [1]
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][5][6]
1.0±0.3[6]
8 h[6]
0.15±0.03[6]
0.20 (derived)[5]
0.21[1]
Tholen = S [1] · S [5]
B–V = 0.826[1]
U–B = 0.454[1]
17.52[1] · 17.59[5][7] · 17.73[6]

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.[3][4]

  1. ^ a b c d e f g h i Cite error: The named reference jpldata was invoked but never defined (see the help page).
  2. ^ "Seneca". Oxford English Dictionary (Online ed.). Oxford University Press. (Subscription or participating institution membership required.)
  3. ^ a b Cite error: The named reference springer was invoked but never defined (see the help page).
  4. ^ a b Cite error: The named reference MPC-Seneca was invoked but never defined (see the help page).
  5. ^ a b c d Cite error: The named reference lcdb was invoked but never defined (see the help page).
  6. ^ a b c d e Cite error: The named reference Degewij-1978b was invoked but never defined (see the help page).
  7. ^ Cite error: The named reference Schuster-1979 was invoked but never defined (see the help page).