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65154 (2002 CH138)
Classification: Main-belt Asteroid          SPK-ID: 2065154
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03447565773551699 4.1782e-08  
a 3.063607041650682 2.2892e-08 au
q 2.957987173846614 1.2105e-07 au
i 9.508950379177737 4.4322e-06 deg
node 160.0738455921591 2.8079e-05 deg
peri 336.0112048488922 7.8661e-05 deg
M 150.8691106822762 7.2731e-05 deg
tp 2458179.683940298444
(2018-Mar-02.18394030)
0.00039652 TDB
period 1958.610216208255
5.36
2.1953e-05
6.01e-08
d
yr
n .1838037997662124 2.0601e-09 deg/d
Q 3.169226909454751 2.3681e-08 au
  Orbit Determination Parameters
   # obs. used (total)      929  
   data-arc span      10280 days (28.15 yr)  
   first obs. used      1992-03-05  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54142  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 12:48:46  

Additional Information
 Earth MOID = 1.97274 au 
 Jupiter MOID = 1.82243 au 
 T_jup = 3.211 
[ 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 14.6   n/a MPO302414  
diameter diameter 4.201 km 1.077 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.191   0.045 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

65154 (2002 CH138)          Discovered 2002-Feb-08 by LINEAR at Socorro
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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