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312913 (2011 VV4)
Classification: Main-belt Asteroid          SPK-ID: 2312913
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02918064343306102 6.1411e-08  
a 3.141595387939601 6.8278e-08 au
q 3.049921613113186 2.3127e-07 au
i 2.574951229066066 5.9981e-06 deg
node 159.1597488885726 0.00016285 deg
peri 178.0735639062706 0.00020985 deg
M 202.8455909557614 0.00012877 deg
tp 2459488.366913032366
(2021-Sep-30.86691303)
0.00072192 TDB
period 2033.872868318166
5.57
6.6305e-05
1.815e-07
d
yr
n .1770022136622965 5.7703e-09 deg/d
Q 3.233269162766015 7.0271e-08 au
  Orbit Determination Parameters
   # obs. used (total)      174  
   data-arc span      6281 days (17.20 yr)  
   first obs. used      2002-02-12  
   last obs. used      2019-04-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60327  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 14:28:24  

Additional Information
 Earth MOID = 2.03901 au 
 Jupiter MOID = 1.88179 au 
 T_jup = 3.208 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456672.5 (2014-Jan-15.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02866637392801517 6.2121e-08  
q 3.051750067955921 2.341e-07 au
tp 2457469.561492638308
(2016-Mar-22.06149264)
0.00074421 TDB
node 159.1803661077621 0.00016289 deg
peri 180.9726948403915 0.00021064 deg
i 2.57444192732159 5.9976e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      174  
   data-arc span      6281 days (17.20 yr)  
   first obs. used      2002-02-12  
   last obs. used      2019-04-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60327  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 14:28:24  

Additional Information
 Jupiter MOID = 1.88179 au 
 T_jup = 3.208 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.859050030524447E-15 -1.408364460822498E-14 7.934225817167378E-12 -4.565350362177219E-14 1.674758318533082E-12 -1.434201786066465E-15
q -1.408364460822498E-14 5.480415895100223E-14 -3.697548846024682E-11 1.559903786637091E-13 -7.763212931497917E-12 6.647027899844906E-15
tp 7.934225817167378E-12 -3.697548846024682E-11 5.538445600591979E-7 1.232100296321756E-10 9.939418494478978E-8 -1.851209426951711E-13
node -4.565350362177219E-14 1.559903786637091E-13 1.232100296321756E-10 2.653291128133723E-8 -2.648542800041943E-8 5.46801056151432E-11
peri 1.674758318533082E-12 -7.763212931497917E-12 9.939418494478978E-8 -2.648542800041943E-8 4.43683080720921E-8 -5.48062696173275E-11
i -1.434201786066465E-15 6.647027899844906E-15 -1.851209426951711E-13 5.46801056151432E-11 -5.48062696173275E-11 3.597157207497673E-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 16.3   n/a MPO471275  

312913 (2011 VV4)          Discovered 2005-Oct-29 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20120109/Numbers.arcLast Updated: 2012-01-11

[ show close-approach data ]
Alternate Designations
 2011 VV4 = 2008 GR27 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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