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212888 (2007 VU284)
Classification: Main-belt Asteroid          SPK-ID: 2212888
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 .09157384567952542 7.9682e-08  
a 2.873713494622181 3.7172e-08 au
q 2.610556498538479 2.0809e-07 au
i 11.74211509266745 6.9141e-06 deg
node 70.35670205867352 3.1332e-05 deg
peri 75.26633766622156 5.3719e-05 deg
M 137.7347282846995 4.6545e-05 deg
tp 2458319.723456066571
(2018-Jul-20.22345607)
0.00022437 TDB
period 1779.359199151659
4.87
3.4525e-05
9.452e-08
d
yr
n .2023200263171351 3.9256e-09 deg/d
Q 3.136870490705882 4.0576e-08 au
  Orbit Determination Parameters
   # obs. used (total)      244  
   data-arc span      6373 days (17.45 yr)  
   first obs. used      2003-01-03  
   last obs. used      2020-06-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60165  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-24 04:11:35  

Additional Information
 Earth MOID = 1.65358 au 
 Jupiter MOID = 1.99153 au 
 T_jup = 3.260 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457499.5 (2016-Apr-21.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09143324347161853 7.8681e-08  
q 2.608031194161522 2.0493e-07 au
tp 2458313.180229744929
(2018-Jul-13.68022974)
0.00022873 TDB
node 70.39156810175751 3.1286e-05 deg
peri 73.78629952115375 5.4527e-05 deg
i 11.75486268464412 6.9262e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      244  
   data-arc span      6373 days (17.45 yr)  
   first obs. used      2003-01-03  
   last obs. used      2020-06-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60165  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-24 04:11:35  

Additional Information
 Jupiter MOID = 1.99153 au 
 T_jup = 3.260 
Orbit Covariance (6×6)
  e q tp node peri i
e 6.190684134568181E-15 -1.600511692164628E-14 1.04949345903558E-11 -5.496830545081059E-14 1.77912002801597E-12 2.254674970241857E-15
q -1.600511692164628E-14 4.199731644170396E-14 -2.671471547499916E-11 1.425536079567133E-13 -4.571204918290281E-12 -5.635952152178776E-15
tp 1.04949345903558E-11 -2.671471547499916E-11 5.23183098218949E-8 -1.886646158560534E-10 1.021428135677975E-8 -6.049790604659591E-13
node -5.496830545081059E-14 1.425536079567133E-13 -1.886646158560534E-10 9.788442161255134E-10 -9.934966798054242E-10 -9.774006887988201E-11
peri 1.77912002801597E-12 -4.571204918290281E-12 1.021428135677975E-8 -9.934966798054242E-10 2.973196080678318E-9 9.538997657607209E-11
i 2.254674970241857E-15 -5.635952152178776E-15 -6.049790604659591E-13 -9.774006887988201E-11 9.538997657607209E-11 4.797173962407798E-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 15.7   n/a MPO433391  

212888 (2007 VU284)          Discovered 2007-Nov-14 by Spacewatch at Kitt Peak
Reference: 20090409/Numbers.arcLast Updated: 2009-04-10

[ show close-approach data ]
Alternate Designations
 2007 VU284 = 2004 BY162 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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