(15789) 1993 SC

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1993 SC
Discovery A
Discoverer Iwan P. Williams,
Alan Fitzsimmons, and
Donal O'Ceallaigh
Discovery date September 17, 1993
Alternate
designations B		 none
Category Plutino
Orbital elements C
Epoch (JD 20060922)
Eccentricity (e) 0.185
Semi-major axis (a) 5,893.86 Gm (39.398 AU)
Perihelion (q) 4,801.35 Gm (32.095 AU)
Aphelion (Q) 6,986.23 Gm (46.7 AU)
Orbital period (P) 90,322.7 d (247.29 a)
Mean orbital speed  ?s
Inclination (i) 5.2 °
Longitude of the
ascending node (Ω)		 354.7°
Argument of
perihelion (ω)		 316°
Mean anomaly (M) 52.7°
Physical characteristics D
Dimensions 227-506 km
Mass  ? kg
Density  ? g/cm³
Surface gravity  ? m/s²
Escape velocity  ? km/s
Rotation period  ? d
Spectral class  ?
Absolute magnitude 6.9
Albedo (geometric)  ?
Mean surface
temperature		  ? K
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(15789) 1993 SC is a trans-Neptunian object of the Plutino class. The discovery was made in 1993 at the La Palma Observatory with the Isaac Newton Telescope. Very little is known about the object.

[edit] External links

  • IAU minor planet lists
  • Grundy, W. M.; Noll, K. S.; Stephens, D. C. "Diverse albedos of small trans-neptunian objects." Icarus, Volume 176, Issue 1, p. 184-191 (07/2005) Abstract


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Trans-Neptunian objects
Plutinos : Pluto* | 1993 RO | 1993 RP | 1993 SB | 1993 SC | 1994 TB | 1995 QZ9 | 1996 SZ4 | 1996 TP66 | 38083 Rhadamanthus | 38628 Huya | 28978 Ixion | 2003 VS2 | 90482 Orcus | Unnumbered: 2003 AZ84

Cubewanos: 1998 WW31 | 1992 QB1 | 1994 GV9 | 1994 JQ1 | 1994 VK8 | 1996 TO66 | 19521 Chaos | 53311 Deucalion | 2002 AW197 | 20000 Varuna | 50000 Quaoar | 2002 MS4 | 2002 TX300 | 2002 UX25 | 58534 Logos | 2004 GV9| 2003 EL61 | 2005 FY9 | Unnumbered: | 2003 QW90 | 2005 RN43

Twotinos: 2002 WC19 | Unnumbered: 1996 TR66 | 1998 SM165 | 1997 SZ10 | 1999 RB216 | 2000 JG81

Scattered disc objects: Eris* | 2002 TC302 | 1995 TL8 | 1996 GQ21 | 1996 TL66 | 2000 OO67 | 2000 OM67 | 2001 KC77 | 2001 UR163 | 2002 CY224 | 2002 GX32 | 90377 Sedna** Unnumbered: 2004 XR190

Unclassified Objects : 1994 JS | 1994 JR1 | 1995 DA2 | 1995 SM55 | 1996 TQ66 | 1997 CR29 | 1997 CS29 | 1997 CU29 | 1997 QJ4 | 1998 HJ151 | 1998 HK151 | 1998 HP151 | 1998 HM151 | 1998 KR65 | 1998 SM165 | 1998 SN1651998 US43 | 1998 VG44 | 1998 WW24 | 1998 WA31 | 1998 WU31 | 1998 WA25 | 1999 CP133 | 1999 CL158 | 1999 CC158 | 1999 DF9 | 1999 HT11 | 1999 HB12 | 1999 HC12 | 1999 KR16 | 1999 OY3

Natural satellites : Charon (Pluto) | Hydra (Pluto) | Nix (Pluto) | Dysnomia (Eris) | S/2000 (1998 WW31) 1 | S/2005 (2003 EL61) 1 | S/2005 (2003 EL61) 2 | (58534) Logos I Zoe
* - Also classified as a dwarf planet   ** - Currently classified as an SDO, though may be part of the Inner Oort Cloud
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Small Solar System bodies
Vulcanoids | Near-Earth asteroids | Main belt | Jupiter Trojans | Centaurs | Damocloids | Comets | Trans-Neptunians (Kuiper belt · Scattered disc · Oort cloud)
For other objects and regions, see: asteroid groups and families, binary asteroids, asteroid moons and the Solar system
For a complete listing, see: List of asteroids. See also Pronunciation of asteroid names and Meanings of asteroid names.
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