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305174 (2007 VF284)
Classification: Main-belt Asteroid          SPK-ID: 2305174
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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1058271798580434 7.8978e-08  
a 2.687193792995512 2.0237e-08 au
q 2.402815652150758 2.177e-07 au
i 3.484415414669147 8.567e-06 deg
node 230.206585059194 9.3605e-05 deg
peri 174.1349780293592 0.00010084 deg
M 318.3807496319195 3.2657e-05 deg
tp 2459186.511014418473
(2020-Dec-03.01101442)
0.00014529 TDB
period 1608.966153845181
4.41
1.8175e-05
4.976e-08
d
yr
n .223746160936733 2.5275e-09 deg/d
Q 2.971571933840266 2.2378e-08 au
  Orbit Determination Parameters
   # obs. used (total)      128  
   data-arc span      8052 days (22.05 yr)  
   first obs. used      1998-10-29  
   last obs. used      2020-11-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54684  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 00:39:26  

Additional Information
 Earth MOID = 1.41187 au 
 Jupiter MOID = 2.38305 au 
 T_jup = 3.363 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457816.5 (2017-Mar-04.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1072909676274664 7.9733e-08  
q 2.398871755511296 2.2002e-07 au
tp 2457569.922108430071
(2016-Jun-30.42210843)
0.00014719 TDB
node 230.2593054935892 9.3519e-05 deg
peri 172.7051096254806 0.00010044 deg
i 3.484849789340615 8.5819e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      128  
   data-arc span      8052 days (22.05 yr)  
   first obs. used      1998-10-29  
   last obs. used      2020-11-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54684  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 00:39:26  

Additional Information
 Jupiter MOID = 2.38305 au 
 T_jup = 3.363 
Orbit Covariance (6×6)
  e q tp node peri i
e 6.357424419060396E-15 -1.748923765300697E-14 -1.450690372011737E-12 -8.090837883412395E-14 -2.652783098919309E-13 -2.388358860740191E-15
q -1.748923765300697E-14 4.840668247554832E-14 2.885348550023204E-12 2.193037999137931E-13 4.681419160989876E-13 6.98703360327192E-15
tp -1.450690372011737E-12 2.885348550023204E-12 2.166466712729314E-8 7.439752194623153E-11 5.41983208216758E-9 -4.910565862418787E-12
node -8.090837883412395E-14 2.193037999137931E-13 7.439752194623153E-11 8.745779408214577E-9 -8.710083431272567E-9 -3.465456014575464E-10
peri -2.652783098919309E-13 4.681419160989876E-13 5.41983208216758E-9 -8.710083431272567E-9 1.008800209498078E-8 3.44574562298612E-10
i -2.388358860740191E-15 6.98703360327192E-15 -4.910565862418787E-12 -3.465456014575464E-10 3.44574562298612E-10 7.364818302886152E-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 17.2   n/a MPO258182  

305174 (2007 VF284)          Discovered 2007-Nov-14 by Spacewatch at Kitt Peak
Reference: 20111110/Numbers.arcLast Updated: 2011-11-14

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