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305213 (2007 WV47)
Classification: Main-belt Asteroid          SPK-ID: 2305213
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0683354105302348 5.1585e-08  
a 2.627140427850192 2.5541e-08 au
q 2.447613708192472 1.4327e-07 au
i 8.379738783516153 6.1453e-06 deg
node 23.99067038892298 3.3198e-05 deg
peri 305.058109423168 5.8385e-05 deg
M 60.10524523737219 4.4255e-05 deg
tp 2458740.823151969666
(2019-Sep-14.32315197)
0.00019227 TDB
period 1555.332898513723
4.26
2.2681e-05
6.21e-08
d
yr
n .2314617020857825 3.3754e-09 deg/d
Q 2.806667147507911 2.7286e-08 au
  Orbit Determination Parameters
   # obs. used (total)      221  
   data-arc span      6792 days (18.60 yr)  
   first obs. used      2001-03-23  
   last obs. used      2019-10-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46889  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 19:12:57  

Additional Information
 Earth MOID = 1.44892 au 
 Jupiter MOID = 2.42984 au 
 T_jup = 3.383 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457429.5 (2016-Feb-11.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07005281942944648 5.1803e-08  
q 2.443224496486048 1.4432e-07 au
tp 2457186.194735743362
(2015-Jun-12.69473574)
0.00019462 TDB
node 24.0339324362428 3.3145e-05 deg
peri 305.281422938045 5.7318e-05 deg
i 8.387987637320292 6.15e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      221  
   data-arc span      6792 days (18.60 yr)  
   first obs. used      2001-03-23  
   last obs. used      2019-10-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46889  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 19:12:57  

Additional Information
 Jupiter MOID = 2.42984 au 
 T_jup = 3.383 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.683501379381892E-15 -7.379589445906183E-15 3.586597788651447E-12 -1.141901885817162E-14 8.994595843585948E-13 -4.31886724038035E-15
q -7.379589445906183E-15 2.082729328086496E-14 -1.128738367524851E-11 3.066786169859278E-14 -2.79720479395228E-12 1.258129998527632E-14
tp 3.586597788651447E-12 -1.128738367524851E-11 3.787826064192177E-8 -3.884058872383207E-11 9.118444850875142E-9 -1.028975569123988E-11
node -1.141901885817162E-14 3.066786169859278E-14 -3.884058872383207E-11 1.098558067252519E-9 -1.095758116485435E-9 -9.349128792420743E-12
peri 8.994595843585948E-13 -2.79720479395228E-12 9.118444850875142E-9 -1.095758116485435E-9 3.285372391217801E-9 6.827454791343938E-12
i -4.31886724038035E-15 1.258129998527632E-14 -1.028975569123988E-11 -9.349128792420743E-12 6.827454791343938E-12 3.782228389757935E-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 16.4   n/a MPO494621  

305213 (2007 WV47)          Discovered 2007-Nov-20 by Mt. Lemmon Survey at Mount Lemmon
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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