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212890 (2007 VE287)
Classification: Main-belt Asteroid          SPK-ID: 2212890
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .131010686679594 3.6804e-08  
a 2.253935982326793 1.1707e-08 au
q 1.958646281550314 8.1146e-08 au
i 7.317994787770196 3.5879e-06 deg
node 98.62674384709109 3.757e-05 deg
peri 190.0993735501743 4.2611e-05 deg
M 121.0671060667156 1.8485e-05 deg
tp 2458980.843618400820
(2020-May-11.34361840)
6.4246e-05 TDB
period 1235.978146642455
3.38
9.6292e-06
2.636e-08
d
yr
n .2912672857347381 2.2692e-09 deg/d
Q 2.549225683103271 1.324e-08 au
  Orbit Determination Parameters
   # obs. used (total)      429  
   data-arc span      7404 days (20.27 yr)  
   first obs. used      2000-10-01  
   last obs. used      2021-01-08  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55995  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:40:29  

Additional Information
 Earth MOID = .942403 au 
 Jupiter MOID = 2.59246 au 
 T_jup = 3.603 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457886.5 (2017-May-13.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1306706040779044 3.6784e-08  
q 1.959801266163121 8.1131e-08 au
tp 2457745.167197086503
(2016-Dec-22.66719709)
6.7733e-05 TDB
node 98.63528205939159 3.7571e-05 deg
peri 190.3041490597443 4.2636e-05 deg
i 7.317467795759935 3.5869e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      429  
   data-arc span      7404 days (20.27 yr)  
   first obs. used      2000-10-01  
   last obs. used      2021-01-08  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55995  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:40:29  

Additional Information
 Jupiter MOID = 2.59246 au 
 T_jup = 3.603 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.353035009973654E-15 -2.961694430205546E-15 3.767345616387116E-13 2.100518164809115E-14 5.039695116868657E-14 -1.414360326463797E-15
q -2.961694430205546E-15 6.582165759266762E-15 -1.129725406915698E-12 -4.629483370996899E-14 -1.986829450821713E-13 3.76916757519128E-15
tp 3.767345616387116E-13 -1.129725406915698E-12 4.587797047173081E-9 1.066164440012594E-11 1.385289509722058E-9 -6.713605962809096E-12
node 2.100518164809115E-14 -4.629483370996899E-14 1.066164440012594E-11 1.411559676801056E-9 -1.39723587678152E-9 2.96313226310973E-11
peri 5.039695116868657E-14 -1.986829450821713E-13 1.385289509722058E-9 -1.39723587678152E-9 1.817799595687059E-9 -3.138622012725855E-11
i -1.414360326463797E-15 3.76916757519128E-15 -6.713605962809096E-12 2.96313226310973E-11 -3.138622012725855E-11 1.286577701091527E-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 16.86   n/a E2021B55  

212890 (2007 VE287)          Discovered 2007-Nov-15 by LONEOS at Anderson Mesa
Reference: 20090409/Numbers.arcLast Updated: 2009-04-10

[ show close-approach data ]
Alternate Designations
 2007 VE287 = 2006 KA4 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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