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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 ]

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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1477992913923611 3.5502e-08  
a 2.401469112370192 1.0693e-08 au
q 2.046533679261236 8.7043e-08 au
i 3.19109785619113 4.4955e-06 deg
node 74.36836126038405 7.2811e-05 deg
peri 63.92688853639272 7.4768e-05 deg
M 1.128764749909938 1.744e-05 deg
tp 2458596.237985997603
(2019-Apr-22.73798600)
6.5838e-05 TDB
period 1359.295673421294
3.72
9.0789e-06
2.486e-08
d
yr
n .264843041171384 1.7689e-09 deg/d
Q 2.756404545479149 1.2274e-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 = 1.06288 au 
 Jupiter MOID = 2.271 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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