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 ]  
385268 (2001 RC12)
Classification: Amor [NEO]          SPK-ID: 2385268
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 48 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .6417796124313236 1.1781e-07  
a 3.214844646081849 6.2374e-08 au
q 1.151622895092524 3.8841e-07 au
i 27.37088154796572 1.8455e-05 deg
node 208.9148552851684 2.8628e-05 deg
peri 185.4917966521672 3.3623e-05 deg
M 81.31856306351258 3.1627e-05 deg
tp 2458524.917781579032
(2019-Feb-10.41778158)
0.0001717 TDB
period 2105.418396262461
5.76
6.1274e-05
1.678e-07
d
yr
n .1709873916932957 4.9762e-09 deg/d
Q 5.278066397071174 1.024e-07 au
  Orbit Determination Parameters
   # obs. used (total)      171  
   data-arc span      6805 days (18.63 yr)  
   first obs. used      2001-09-10  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .45258  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Apr-29 06:57:42  

Additional Information
 Earth MOID = .158925 au 
 Jupiter MOID = .178802 au 
 T_jup = 2.689 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.8   n/a MPO408680  
diameter diameter 3.2 km 0.4 Fernandez et al. (2005) Astron.J. 130:308-318  
geometric albedo albedo 0.080   0.023 Fernandez et al. (2005) Astron.J. 130:308-318  

385268 (2001 RC12)          Discovered 2001-Sep-10 by LINEAR at Socorro
Reference: Last Updated: 2014-02-19

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Aug-11 11:03 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin