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JPL Small-Body Database Browser
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14721 (2000 CW91)
Classification: Main-belt Asteroid          SPK-ID: 2014721
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1741939729607406 3.5384e-08  
a 2.574081616893818 9.5694e-09 au
q 2.125692113321877 9.3089e-08 au
i 13.97191387575822 4.2442e-06 deg
node 159.7581812352118 1.366e-05 deg
peri 203.954912682254 1.7311e-05 deg
M 120.3703239174708 1.1249e-05 deg
tp 2458496.130489956553
(2019-Jan-12.63048996)
4.618e-05 TDB
period 1508.453393712991
4.13
8.4118e-06
2.303e-08
d
yr
n .2386550366755952 1.3308e-09 deg/d
Q 3.02247112046576 1.1236e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2268  
   data-arc span      26166 days (71.64 yr)  
   first obs. used      1948-09-07  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47534  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 04:03:48  

Additional Information
 Earth MOID = 1.1287 au 
 Jupiter MOID = 2.43693 au 
 T_jup = 3.366 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456707.5 (2014-Feb-19.0) TDB
Reference: JPL 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1746755364099865 3.5675e-08  
q 2.124155010332581 9.3975e-08 au
tp 2456983.586797255725
(2014-Nov-22.08679726)
4.3761e-05 TDB
node 159.8471060470571 1.3631e-05 deg
peri 203.0620949847107 1.7254e-05 deg
i 13.9872679827849 4.25e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      2268  
   data-arc span      26166 days (71.64 yr)  
   first obs. used      1948-09-07  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47534  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 04:03:48  

Additional Information
 Jupiter MOID = 2.43693 au 
 T_jup = 3.366 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.272670654834419E-15 -3.341312992997277E-15 -4.869089893175148E-13 2.05622189912032E-15 -1.212178482784644E-13 7.85663118660816E-16
q -3.341312992997277E-15 8.831381558459004E-15 1.31269704243737E-12 -6.711157119320397E-15 3.242601503997404E-13 -1.983407976110045E-15
tp -4.869089893175148E-13 1.31269704243737E-12 1.915025477817091E-9 -7.829088498200093E-12 4.722843403278454E-10 -8.543126836102959E-13
node 2.05622189912032E-15 -6.711157119320397E-15 -7.829088498200093E-12 1.857910524660513E-10 -1.81667011597412E-10 -5.15631171822705E-12
peri -1.212178482784644E-13 3.242601503997404E-13 4.722843403278454E-10 -1.81667011597412E-10 2.977170961500623E-10 4.839664114640949E-12
i 7.85663118660816E-16 -1.983407976110045E-15 -8.543126836102959E-13 -5.15631171822705E-12 4.839664114640949E-12 1.806223740762752E-11

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.5   n/a MPO502281  
diameter diameter 5.102 km 0.096 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 46.072 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Result based on fragmentary lightcurve(s), may be completely wrong.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.372   0.038 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

14721 (2000 CW91)          Discovered 2000-Feb-06 by LINEAR at Socorro
Reference: 20000418/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 2000 CW91 = 1948 RL 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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