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160681 (2000 DR23)
Classification: Main-belt Asteroid          SPK-ID: 2160681
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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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.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2177776031576584 6.8409e-08  
a 2.778238857067964 2.6286e-08 au
q 2.173200657776231 1.8911e-07 au
i 13.19307954956165 7.4213e-06 deg
node 328.2195317507524 2.8476e-05 deg
peri 56.33932358880294 3.1995e-05 deg
M 277.1211562072016 1.9072e-05 deg
tp 2459589.898237635109
(2022-Jan-10.39823763)
9.3752e-05 TDB
period 1691.425207367822
4.63
2.4005e-05
6.572e-08
d
yr
n .2128382611491454 3.0207e-09 deg/d
Q 3.383277056359697 3.2011e-08 au
  Orbit Determination Parameters
   # obs. used (total)      400  
   data-arc span      7940 days (21.74 yr)  
   first obs. used      1998-09-19  
   last obs. used      2020-06-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .6373  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 20:02:21  

Additional Information
 Earth MOID = 1.20393 au 
 Jupiter MOID = 2.23701 au 
 T_jup = 3.262 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456895.5 (2014-Aug-26.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2183869115249667 6.8005e-08  
q 2.169747046372737 1.8716e-07 au
tp 2456213.158501527774
(2012-Oct-12.65850153)
6.5776e-05 TDB
node 328.2570467470214 2.8497e-05 deg
peri 56.85313985213211 3.203e-05 deg
i 13.19174329907727 7.4209e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      400  
   data-arc span      7940 days (21.74 yr)  
   first obs. used      1998-09-19  
   last obs. used      2020-06-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .6373  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 20:02:21  

Additional Information
 Jupiter MOID = 2.23701 au 
 T_jup = 3.262 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.624724978792053E-15 -1.264988944926241E-14 -5.09923555075957E-13 5.312497085736544E-15 -2.219645073237666E-13 -1.103089432163286E-14
q -1.264988944926241E-14 3.502858564708601E-14 1.838536392033583E-12 -1.070210963438831E-14 7.234418163551256E-13 3.265649948994154E-14
tp -5.09923555075957E-13 1.838536392033583E-12 4.32652039497236E-9 -1.44379336992593E-12 1.002291716501363E-9 -1.509406975175967E-12
node 5.312497085736544E-15 -1.070210963438831E-14 -1.44379336992593E-12 8.120899807988996E-10 -7.899645710188773E-10 5.729095161080634E-11
peri -2.219645073237666E-13 7.234418163551256E-13 1.002291716501363E-9 -7.899645710188773E-10 1.02590505296121E-9 -5.567056540481484E-11
i -1.103089432163286E-14 3.265649948994154E-14 -1.509406975175967E-12 5.729095161080634E-11 -5.567056540481484E-11 5.506949857840691E-11

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 15.22   n/a E2021B55  

160681 (2000 DR23)          Discovered 2000-Feb-29 by LINEAR at Socorro
Reference: 20070828/Numbers.arcLast Updated: 2007-08-30

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Alternate Designations
 2000 DR23 = 2005 EG173 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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