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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 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1553900100841759 6.0346e-08  
a 2.688103962651994 2.0558e-08 au
q 2.270399460788188 1.6958e-07 au
i 14.29701483461333 6.7669e-06 deg
node 131.7972888001184 2.7641e-05 deg
peri 295.0007797384667 3.7883e-05 deg
M 335.0724835625001 2.567e-05 deg
tp 2457511.966413851988
(2016-May-03.46641385)
0.0001152 JED
period 1609.783673689571
4.41
1.8467e-05
5.056e-08
d
yr
n .2236325326712328 2.5654e-09 deg/d
Q 3.105808464515801 2.3752e-08 au
  Orbit Determination Parameters
   # obs. used (total)      864  
   data-arc span      10874 days (29.77 yr)  
   first obs. used      1986-03-06  
   last obs. used      2015-12-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .57469  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Jan-04 13:12:36  

Additional Information
 Earth MOID = 1.3251 au 
 Jupiter MOID = 2.23858 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 13.8 mag n/a MPO309229  

9982 (1995 CH)          Discovered 1995-Feb-01 by Kobayashi, T. at Oizumi
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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