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442490 (2011 VV)
Classification: Main-belt Asteroid          SPK-ID: 2442490
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 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02643333864694552 1.193e-07  
a 2.773172488971746 7.23e-08 au
q 2.699868281444363 3.6098e-07 au
i 6.583656885674461 1.2162e-05 deg
node 176.7009845301576 7.613e-05 deg
peri 176.8622102259608 0.00018888 deg
M 349.0484965165524 0.00018068 deg
tp 2459051.813896807687
(2020-Jul-21.31389681)
0.00084738 TDB
period 1686.800618626295
4.62
6.5966e-05
1.806e-07
d
yr
n .2134217856128003 8.3463e-09 deg/d
Q 2.846476696499129 7.4212e-08 au
  Orbit Determination Parameters
   # obs. used (total)      74  
   data-arc span      4246 days (11.62 yr)  
   first obs. used      2006-08-28  
   last obs. used      2018-04-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62931  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 14:26:30  

Additional Information
 Earth MOID = 1.69403 au 
 Jupiter MOID = 2.25054 au 
 T_jup = 3.326 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456959.5 (2014-Oct-29.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02894082233900799 1.1875e-07  
q 2.693496623530091 3.6021e-07 au
tp 2457368.829657792896
(2015-Dec-12.32965779)
0.00075921 TDB
node 176.8482313520609 7.6079e-05 deg
peri 177.8218505582596 0.00017625 deg
i 6.585111810492331 1.2162e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      74  
   data-arc span      4246 days (11.62 yr)  
   first obs. used      2006-08-28  
   last obs. used      2018-04-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62931  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 14:26:30  

Additional Information
 Jupiter MOID = 2.25054 au 
 T_jup = 3.326 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.410130047624732E-14 -4.205827994924709E-14 -3.010284898917979E-11 -1.736895904107146E-14 -6.317609248257956E-12 5.400034944434531E-15
q -4.205827994924709E-14 1.297478194729566E-13 1.010394362182372E-10 4.004181782534363E-14 2.099870686931484E-11 -9.112206370805028E-15
tp -3.010284898917979E-11 1.010394362182372E-10 5.763933666366267E-7 -1.250008721143457E-10 1.207592049529036E-7 -2.073683729978473E-11
node -1.736895904107146E-14 4.004181782534363E-14 -1.250008721143457E-10 5.787962371910939E-9 -5.773856060133344E-9 -3.104564065791917E-10
peri -6.317609248257956E-12 2.099870686931484E-11 1.207592049529036E-7 -5.773856060133344E-9 3.10641153814286E-8 3.039031864476282E-10
i 5.400034944434531E-15 -9.112206370805028E-15 -2.073683729978473E-11 -3.104564065791917E-10 3.039031864476282E-10 1.479123003330107E-10

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.0   n/a MPO437721  

442490 (2011 VV)          Discovered 2011-Sep-30 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-09-02
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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