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

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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.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .01918268115202406 6.8426e-08  
a 3.180065994404444 3.9663e-08 au
q 3.11906380239139 2.0474e-07 au
i 15.81619017787277 6.4654e-06 deg
node 163.9147568561387 1.843e-05 deg
peri 179.2004902265525 0.00013763 deg
M 149.0326693273497 0.00013833 deg
tp 2458343.004982065506
(2018-Aug-12.50498207)
0.00079246 TDB
period 2071.34588576927
5.67
3.8752e-05
1.061e-07
d
yr
n .1738000410618532 3.2515e-09 deg/d
Q 3.241068186417499 4.0424e-08 au
  Orbit Determination Parameters
   # obs. used (total)      356  
   data-arc span      7148 days (19.57 yr)  
   first obs. used      2001-08-24  
   last obs. used      2021-03-20  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57669  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 10:57:47  

Additional Information
 Earth MOID = 2.10922 au 
 Jupiter MOID = 1.84848 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 15.27   n/a MPCxxxxx  
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 ]
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