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JPL Small-Body Database Browser
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46697 (1997 CM20)
Classification: Main-belt Asteroid          SPK-ID: 2046697
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .147636450364415 3.5528e-08  
a 2.402252985838005 1.0457e-08 au
q 2.047592882131565 8.6908e-08 au
i 3.190633020049553 4.4947e-06 deg
node 74.36901056037047 7.282e-05 deg
peri 64.09380796545723 7.4777e-05 deg
M 106.904680798774 1.7735e-05 deg
tp 2458596.649374378429
(2019-Apr-23.14937438)
6.5887e-05 TDB
period 1359.961267714978
3.72
8.88e-06
2.431e-08
d
yr
n .2647134212909431 1.7285e-09 deg/d
Q 2.756913089544446 1.2001e-08 au
  Orbit Determination Parameters
   # obs. used (total)      964  
   data-arc span      8134 days (22.27 yr)  
   first obs. used      1997-02-12  
   last obs. used      2019-05-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57846  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 02:38:48  

Additional Information
 Earth MOID = 1.06347 au 
 Jupiter MOID = 2.26852 au 
 T_jup = 3.508 
[ 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 15.6   n/a MPO319642  

46697 (1997 CM20)          Discovered 1997-Feb-12 by Kobayashi, T. at Oizumi
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1997 CM20 = 1999 VL184 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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