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9982 (1995 CH)
Classification: Main-belt Asteroid          SPK-ID: 2009982
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1557230105886578 7.2299e-08  
a 2.688369373780984 2.6041e-08 AU
q 2.269728401321464 1.9373e-07 AU
i 14.29697694152331 7.7392e-06 deg
node 131.8005419055461 2.9352e-05 deg
peri 294.9573518381127 3.9375e-05 deg
M 200.9869301004195 2.8086e-05 deg
tp 2457511.651543648399
(2016-May-03.15154365)
0.00013062 JED
period 1610.022093624764
4.41
2.3394e-05
6.405e-08
d
yr
n .2235994160735427 3.2489e-09 deg/d
Q 3.107010346240503 3.0096e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      738  
   data-arc span      10337 days (28.30 yr)  
   first obs. used      1986-03-06  
   last obs. used      2014-06-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .59294  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jul-14 12:23:05  

Additional Information
 Earth MOID = 1.32433 AU 
 T_jup = 3.312 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.7 mag n/a MPO263438  

9982 (1995 CH)          Discovered 1995-Feb-01 by Kobayashi, T. at Oizumi (411)
Reference: 19990202/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1995 CH = 1986 EV2 = 1997 ND9 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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