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85355 (1995 VN17)
Classification: Main-belt Asteroid          SPK-ID: 2085355
[ 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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2205086324176297 4.7604e-08  
a 2.782752426733923 1.308e-08 au
q 2.169131494757985 1.328e-07 au
i 3.645567209680778 4.6728e-06 deg
node 47.13667989822831 7.5601e-05 deg
peri 312.5899351348655 7.6213e-05 deg
M 139.0661629174729 9.7717e-06 deg
tp 2458345.518168641939
(2018-Aug-15.01816864)		 4.4929e-05 TDB
period 1695.548754220182
4.64		 1.1954e-05
3.273e-08		 d
yr
n .2123206419773943 1.497e-09 deg/d
Q 3.396373358709861 1.5964e-08 au
   Orbit Determination Parameters
   # obs. used (total)      652  
   data-arc span      10316 days (28.24 yr)  
   first obs. used      1992-01-30  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51669  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 15:35:43  

Additional Information
 Earth MOID = 1.16801 au 
 Jupiter MOID = 2.05983 au 
 T_jup = 3.294 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457244.5 (2015-Aug-10.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2181921309435069 4.7474e-08  
q 2.178933187480412 1.3196e-07 au
tp 2456642.420677134943
(2013-Dec-15.92067713)		 4.5142e-05 TDB
node 47.32872515669576 7.5917e-05 deg
peri 311.6287390755045 7.6548e-05 deg
i 3.638377228759081 4.6554e-06 deg
   Orbit Determination Parameters
   # obs. used (total)      652  
   data-arc span      10316 days (28.24 yr)  
   first obs. used      1992-01-30  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51669  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 15:35:43  

Additional Information
 Jupiter MOID = 2.05983 au 
 T_jup = 3.294 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.25374174166365E-15 -6.245372821726645E-15 -1.780771363734043E-14 -2.05721043992478E-14 -4.97623467358752E-14 -1.031027362841093E-15
q -6.245372821726645E-15 1.741225605699434E-14 4.224999796333424E-14 5.820490349821248E-14 1.43594612523953E-13 2.648455387576783E-15
tp -1.780771363734043E-14 4.224999796333424E-14 2.037773797411107E-9 4.016104384514506E-12 4.689031044050256E-10 -5.275272127801143E-13
node -2.05721043992478E-14 5.820490349821248E-14 4.016104384514506E-12 5.76342871319899E-9 -5.749876290415845E-9 -4.714544229176694E-11
peri -4.97623467358752E-14 1.43594612523953E-13 4.689031044050256E-10 -5.749876290415845E-9 5.859618453824725E-9 4.689891177851862E-11
i -1.031027362841093E-15 2.648455387576783E-15 -5.275272127801143E-13 -4.714544229176694E-11 4.689891177851862E-11 2.167246033265438E-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 15.5   n/a MPO459395  

85355 (1995 VN17)          Discovered 1995-Nov-15 by Spacewatch at Kitt Peak
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

[ show close-approach data ]
Alternate Designations
 1995 VN17 = 2002 EF144 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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