Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Center for Near-Earth Object Studies
JPL Home Earth Solar System Stars & Galaxies Technology
JPL Solar System Dynamics
BODIES ORBITS EPHEMERIDES TOOLS PHYSICAL DATA DISCOVERY FAQ SITE MAP
JPL Small-Body Database Browser
Search: [ help ]  
15789 (1993 SC)
Classification: TransNeptunian Object          SPK-ID: 2015789
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1887628098314557 1.2938e-05  
a 39.60185824599835 0.0015271 au
q 32.1265002089367 0.00074239 au
i 5.146947236238087 3.369e-05 deg
node 354.5066578790104 0.00032494 deg
peri 317.3904935904653 0.0074358 deg
M 71.85035616953671 0.008651 deg
tp 2441032.873252466190
(1971-Mar-22.37325247)
1.1371 TDB
period 91027.32370149562
249.22
5.2653
0.01442
d
yr
n .003954856469037165 2.2876e-07 deg/d
Q 47.07721628306 0.0018154 au
  Orbit Determination Parameters
   # obs. used (total)      146  
   data-arc span      9614 days (26.32 yr)  
   first obs. used      1993-09-23  
   last obs. used      2020-01-19  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      2  
   norm. resid. RMS      .68838  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 01:09:00  

Additional Information
 Earth MOID = 31.1123 au 
 Jupiter MOID = 27.0512 au 
 T_jup = 5.528 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 7.0   n/a MPO229164  
diameter diameter 328 km 60 Earth, Moon, and Planets, v. 89, Issue 1, p. 117-134 (2002)  
geometric albedo albedo 0.022   0.010 Earth, Moon, and Planets, v. 89, Issue 1, p. 117-134 (2002)  

15789 (1993 SC)          Discovered 1993-Sep-17 by Williams, I. P., Fitzsimmons, A., O'Ceallaigh, D. at La Palma
Reference: 20000726/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-May-10 22:34 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin