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65896 (1998 CW1)
Classification: Main-belt Asteroid          SPK-ID: 2065896
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06294982763788493 3.2604e-08  
a 2.311436120824514 9.3024e-09 au
q 2.165931615422629 7.471e-08 au
i 6.574637063439425 3.6826e-06 deg
node 107.1769958131404 3.5633e-05 deg
peri 334.5962560111874 5.1188e-05 deg
M 178.0522643937573 3.6108e-05 deg
tp 2458365.657094099088
(2018-Sep-04.15709410)
0.00012803 TDB
period 1283.57506096587
3.51
7.7486e-06
2.121e-08
d
yr
n .2804666520469054 1.6931e-09 deg/d
Q 2.456940626226398 9.888e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1180  
   data-arc span      8181 days (22.40 yr)  
   first obs. used      1997-12-04  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51291  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 12:55:24  

Additional Information
 Earth MOID = 1.184 au 
 Jupiter MOID = 2.66523 au 
 T_jup = 3.573 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456969.5 (2014-Nov-08.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06280614032949162 3.2608e-08  
q 2.165529054227367 7.4678e-08 au
tp 2457084.587506226486
(2015-Mar-03.08750623)
0.00012722 TDB
node 107.2164739656524 3.5621e-05 deg
peri 335.1018047176279 5.1204e-05 deg
i 6.57611282146932 3.6837e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1180  
   data-arc span      8181 days (22.40 yr)  
   first obs. used      1997-12-04  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51291  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 12:55:24  

Additional Information
 Jupiter MOID = 2.66523 au 
 T_jup = 3.573 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.063307947430753E-15 -2.418502227055457E-15 -3.436991346592316E-13 -6.551628960627587E-15 -1.034986876725009E-13 -2.693684176587464E-16
q -2.418502227055457E-15 5.576817976900685E-15 8.91742540581837E-13 1.490117989458787E-14 2.642492103736825E-13 7.526382687662339E-16
tp -3.436991346592316E-13 8.91742540581837E-13 1.61847372875501E-8 3.98137052929648E-12 4.695787046222884E-9 -5.245072568830678E-14
node -6.551628960627587E-15 1.490117989458787E-14 3.98137052929648E-12 1.268852877172757E-9 -1.25889637236593E-9 7.407152407473083E-12
peri -1.034986876725009E-13 2.642492103736825E-13 4.695787046222884E-9 -1.25889637236593E-9 2.621897424599098E-9 -7.360015420004244E-12
i -2.693684176587464E-16 7.526382687662339E-16 -5.245072568830678E-14 7.407152407473083E-12 -7.360015420004244E-12 1.356955044258761E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.3   n/a MPO366007  

65896 (1998 CW1)          Discovered 1998-Feb-01 by BAO Schmidt CCD Asteroid Program at Xinglong
Reference: 20030910/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 CW1 = 2000 UW26 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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