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173923 (2001 VN70)
Classification: Main-belt Asteroid          SPK-ID: 2173923
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02663031226160151 5.803e-08  
a 3.021554319009018 3.2074e-08 au
q 2.941089383978417 1.7111e-07 au
i 9.497952003004773 8.0486e-06 deg
node 34.12236513230478 3.8582e-05 deg
peri 55.54225597145656 0.00018905 deg
M 165.6296295409918 0.00018323 deg
tp 2458117.868209690287
(2017-Dec-30.36820969)
0.00097363 TDB
period 1918.421513059396
5.25
3.0546e-05
8.363e-08
d
yr
n .1876542759499664 2.988e-09 deg/d
Q 3.102019254039619 3.2928e-08 au
  Orbit Determination Parameters
   # obs. used (total)      347  
   data-arc span      10403 days (28.48 yr)  
   first obs. used      1990-10-19  
   last obs. used      2019-04-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62069  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 10:49:25  

Additional Information
 Earth MOID = 1.96689 au 
 Jupiter MOID = 1.95711 au 
 T_jup = 3.225 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456272.5 (2012-Dec-11.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02954741508906614 5.7929e-08  
q 2.931849331552477 1.7153e-07 au
tp 2456201.275065447920
(2012-Sep-30.77506545)
0.00087065 TDB
node 34.17642348398673 3.8543e-05 deg
peri 55.43889320595167 0.000171 deg
i 9.503978457461431 8.0524e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      347  
   data-arc span      10403 days (28.48 yr)  
   first obs. used      1990-10-19  
   last obs. used      2019-04-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62069  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 10:49:25  

Additional Information
 Jupiter MOID = 1.95711 au 
 T_jup = 3.225 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.355804681092082E-15 -9.771114486938324E-15 -1.353455917071739E-11 1.393945928401907E-14 -2.672482356661962E-12 -6.172624041413893E-15
q -9.771114486938324E-15 2.942155834538292E-14 4.504859439594564E-11 -4.534724890375023E-14 8.865697704997105E-12 1.801361246056091E-14
tp -1.353455917071739E-11 4.504859439594564E-11 7.58031961497299E-7 4.147722961390565E-11 1.450905472307341E-7 -6.132761473183613E-11
node 1.393945928401907E-14 -4.534724890375023E-14 4.147722961390565E-11 1.485554507984221E-9 -1.457634001182578E-9 -8.111451713783735E-11
peri -2.672482356661962E-12 8.865697704997105E-12 1.450905472307341E-7 -1.457634001182578E-9 2.924209839598577E-8 6.866172548679679E-11
i -6.172624041413893E-15 1.801361246056091E-14 -6.132761473183613E-11 -8.111451713783735E-11 6.866172548679679E-11 6.484054643562466E-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 15.2   n/a MPO475471  

173923 (2001 VN70)          Discovered 2001-Nov-11 by LINEAR at Socorro
Reference: 20080122/Numbers.arcLast Updated: 2008-01-28

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