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72911 (2001 OC32)
Classification: Main-belt Asteroid          SPK-ID: 2072911
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 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 39 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08708057632699748 3.099e-08  
a 3.15691773580476 1.7294e-08 au
q 2.882011519953962 9.9252e-08 au
i 15.01439708388707 4.0214e-06 deg
node 304.3431573381975 1.382e-05 deg
peri 120.5661778550778 3.044e-05 deg
M 89.78392012119841 2.538e-05 deg
tp 2458885.537077473921
(2020-Feb-06.03707747)
0.00014495 TDB
period 2048.770557813477
5.61
1.6835e-05
4.609e-08
d
yr
n .1757151373671657 1.4439e-09 deg/d
Q 3.431823951655559 1.88e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2370  
   data-arc span      8147 days (22.31 yr)  
   first obs. used      1999-02-12  
   last obs. used      2021-06-03  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .40151  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 08:40:50  

Additional Information
 Earth MOID = 1.9297 au 
 Jupiter MOID = 1.82237 au 
 T_jup = 3.147 
[ 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 12.81   n/a MPCxxxxx  
diameter diameter 15.570 km 0.271 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.055   0.009 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

72911 (2001 OC32)          Discovered 2001-Jul-23 by Broughton, J. at Reedy Creek
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2001 OC32 = 1999 CD82 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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