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212870 (2007 VX166)
Classification: Main-belt Asteroid          SPK-ID: 2212870
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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02465691001520921 8.6752e-08  
a 2.68321046183768 2.9738e-08 au
q 2.61705078292828 2.1626e-07 au
i 1.296044972444993 6.5267e-06 deg
node 5.876705260723094 0.0003338 deg
peri 179.4600058552668 0.00036703 deg
M 186.9876293346877 0.00015386 deg
tp 2459772.034216094094
(2022-Jul-11.53421609)
0.00068859 TDB
period 1605.389930938396
4.40
2.6689e-05
7.307e-08
d
yr
n .2242445857310005 3.7279e-09 deg/d
Q 2.74937014074708 3.0471e-08 au
  Orbit Determination Parameters
   # obs. used (total)      159  
   data-arc span      7559 days (20.70 yr)  
   first obs. used      1998-11-17  
   last obs. used      2019-07-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56225  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 02:51:13  

Additional Information
 Earth MOID = 1.61704 au 
 Jupiter MOID = 2.20767 au 
 T_jup = 3.375 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457116.5 (2015-Apr-04.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02286896842511139 8.7119e-08  
q 2.623210220877563 2.167e-07 au
tp 2456567.681767682306
(2013-Oct-02.18176768)
0.00072904 TDB
node 6.026926689378699 0.00033293 deg
peri 181.1704180661414 0.00037088 deg
i 1.298339435331434 6.5298e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      159  
   data-arc span      7559 days (20.70 yr)  
   first obs. used      1998-11-17  
   last obs. used      2019-07-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56225  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 02:51:13  

Additional Information
 Jupiter MOID = 2.20767 au 
 T_jup = 3.375 
Orbit Covariance (6×6)
  e q tp node peri i
e 7.5897786756068E-15 -1.87714556372398E-14 9.281853770296965E-13 2.755396620123599E-14 -3.39646585242769E-14 7.012375802292548E-16
q -1.87714556372398E-14 4.695723884426087E-14 -6.683846894803554E-13 -7.255629280978662E-14 4.925764189011933E-13 -1.620664244708042E-15
tp 9.281853770296965E-13 -6.683846894803554E-13 5.315049853192967E-7 -6.607170127154943E-11 1.192030943924082E-7 -1.849709667454893E-11
node 2.755396620123599E-14 -7.255629280978662E-14 -6.607170127154943E-11 1.108437763401471E-7 -1.10829674160439E-7 -1.291314414864492E-10
peri -3.39646585242769E-14 4.925764189011933E-13 1.192030943924082E-7 -1.10829674160439E-7 1.375541510003062E-7 1.249608746812007E-10
i 7.012375802292548E-16 -1.620664244708042E-15 -1.849709667454893E-11 -1.291314414864492E-10 1.249608746812007E-10 4.263883834167019E-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 16.8   n/a MPO260365  

212870 (2007 VX166)          Discovered 2007-Nov-05 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20090409/Numbers.arcLast Updated: 2009-04-10

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Alternate Designations
 2007 VX166 = 2002 UP76 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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