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91242 (1999 CX32)
Classification: Main-belt Asteroid          SPK-ID: 2091242
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1222427192405964 6.3003e-08  
a 2.301483263995816 8.9213e-09 au
q 2.020143691518244 1.4522e-07 au
i 8.378240632047163 7.227e-06 deg
node 344.2909329193233 2.5176e-05 deg
peri 211.2202261438131 3.5803e-05 deg
M 353.8111209337496 2.5724e-05 deg
tp 2459022.423992974739
(2020-Jun-21.92399297)
9.112e-05 TDB
period 1275.293536425139
3.49
7.4152e-06
2.03e-08
d
yr
n .2822879515324292 1.6414e-09 deg/d
Q 2.582822836473388 1.0012e-08 au
  Orbit Determination Parameters
   # obs. used (total)      900  
   data-arc span      7749 days (21.22 yr)  
   first obs. used      1999-02-10  
   last obs. used      2020-04-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49652  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 16:38:42  

Additional Information
 Earth MOID = 1.0251 au 
 Jupiter MOID = 2.39352 au 
 T_jup = 3.567 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.5   n/a MPO493510  
diameter diameter 2.529 km 0.099 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.230   0.048 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

91242 (1999 CX32)          Discovered 1999-Feb-10 by LINEAR at Socorro
Reference: 20041028/Numbers.arcLast Updated: 2004-10-29
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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