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JPL Small-Body Database Browser
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312217 (2007 VF322)
Classification: Main-belt Asteroid          SPK-ID: 2312217
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0640100663085464 4.5494e-08  
a 2.318876727424708 1.9015e-08 au
q 2.170445274340907 1.0682e-07 au
i 6.785670742003145 5.196e-06 deg
node 103.3249989355098 4.8888e-05 deg
peri 3.044597815075564 7.6604e-05 deg
M 163.3670223407332 5.824e-05 deg
tp 2458415.202306946166
(2018-Oct-23.70230695)
0.00020657 TDB
period 1289.777866305906
3.53
1.5864e-05
4.343e-08
d
yr
n .2791178306006192 3.4331e-09 deg/d
Q 2.467308180508509 2.0232e-08 au
  Orbit Determination Parameters
   # obs. used (total)      253  
   data-arc span      5694 days (15.59 yr)  
   first obs. used      2003-09-24  
   last obs. used      2019-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59324  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 18:44:38  

Additional Information
 Earth MOID = 1.18731 au 
 Jupiter MOID = 2.60317 au 
 T_jup = 3.567 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457056.5 (2015-Feb-03.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0644143462361401 4.5571e-08  
q 2.168503969082136 1.0708e-07 au
tp 2457127.691271108711
(2015-Apr-15.19127111)
0.00020099 TDB
node 103.3617997256664 4.8876e-05 deg
peri 3.371906981510562 7.6197e-05 deg
i 6.787159355397038 5.1975e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      253  
   data-arc span      5694 days (15.59 yr)  
   first obs. used      2003-09-24  
   last obs. used      2019-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59324  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 18:44:38  

Additional Information
 Jupiter MOID = 2.60317 au 
 T_jup = 3.567 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.076672780579256E-15 -4.811253825701139E-15 -9.576248768748544E-13 -7.795695513746312E-15 -2.623258819714074E-13 -1.565832879331982E-15
q -4.811253825701139E-15 1.146587370579938E-14 2.886017997208021E-12 1.919992402298487E-14 7.948779415516078E-13 4.49738280440807E-15
tp -9.576248768748544E-13 2.886017997208021E-12 4.039718265339931E-8 1.201149365424273E-10 1.178212419316028E-8 2.11591025936556E-12
node -7.795695513746312E-15 1.919992402298487E-14 1.201149365424273E-10 2.388841500542642E-9 -2.335941249971848E-9 -2.766498637581048E-11
peri -2.623258819714074E-13 7.948779415516078E-13 1.178212419316028E-8 -2.335941249971848E-9 5.806003593619584E-9 2.814893883441882E-11
i -1.565832879331982E-15 4.49738280440807E-15 2.11591025936556E-12 -2.766498637581048E-11 2.814893883441882E-11 2.701448522507103E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.9   n/a MPO427650  

312217 (2007 VF322)          Discovered 2007-Nov-13 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20120109/Numbers.arcLast Updated: 2012-01-11

Alternate Designations
 2007 VF322 = 2005 EK283 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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