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 ]  
234386 (2001 QR113)
Classification: Main-belt Asteroid          SPK-ID: 2234386
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ hide orbit diagram ]

For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


[ revert to old Java-based viewer ]

Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .01910302740298274 6.8793e-08  
a 3.179918200872782 4.3324e-08 au
q 3.119172136342266 2.0477e-07 au
i 15.81487502063349 6.6077e-06 deg
node 163.9205346409354 2.0148e-05 deg
peri 178.8118436840366 0.00014827 deg
M 114.6714677849363 0.00014733 deg
tp 2458340.756347786312
(2018-Aug-10.25634779)
0.00084699 TDB
period 2071.201488781567
5.67
4.2328e-05
1.159e-07
d
yr
n .1738121577982152 3.5521e-09 deg/d
Q 3.240664265403298 4.4152e-08 au
  Orbit Determination Parameters
   # obs. used (total)      282  
   data-arc span      6999 days (19.16 yr)  
   first obs. used      2001-08-24  
   last obs. used      2020-10-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60809  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 01:48:08  

Additional Information
 Earth MOID = 2.11114 au 
 Jupiter MOID = 1.84924 au 
 T_jup = 3.140 
[ 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 15.2   n/a MPO454696  
diameter diameter 4.516 km 0.969 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.072   0.023 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

234386 (2001 QR113)          Discovered 2001-Aug-25 by Kusnirak, P., Pravec, P. at Ondrejov
Reference: 20100330/Numbers.arcLast Updated: 2010-04-05

[ 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-Nov-30 15:26 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin