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70163 (1999 NW46)
Classification: Main-belt Asteroid          SPK-ID: 2070163
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06837692608987719 4.9765e-08  
a 2.238309678813315 8.8567e-09 au
q 2.08526094333884 1.1238e-07 au
i 7.459354746480864 5.6482e-06 deg
node 146.8665671255434 2.768e-05 deg
peri 163.5897416449375 4.062e-05 deg
M 57.58172237128516 2.9988e-05 deg
tp 2458804.858566477174
(2019-Nov-17.35856648)
0.00010178 TDB
period 1223.14708848202
3.35
7.2597e-06
1.988e-08
d
yr
n .2943227379519629 1.7469e-09 deg/d
Q 2.39135841428779 9.4623e-09 au
  Orbit Determination Parameters
   # obs. used (total)      975  
   data-arc span      8265 days (22.63 yr)  
   first obs. used      1996-09-08  
   last obs. used      2019-04-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56817  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 09:13:57  

Additional Information
 Earth MOID = 1.07227 au 
 Jupiter MOID = 2.77136 au 
 T_jup = 3.622 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456362.5 (2013-Mar-11.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06865474774331998 4.9557e-08  
q 2.084873280547563 1.1198e-07 au
tp 2456356.703767341358
(2013-Mar-05.20376734)
0.00010141 TDB
node 146.9275947543621 2.7712e-05 deg
peri 163.2333166473578 4.0607e-05 deg
i 7.45427563311323 5.645e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      975  
   data-arc span      8265 days (22.63 yr)  
   first obs. used      1996-09-08  
   last obs. used      2019-04-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56817  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 09:13:57  

Additional Information
 Jupiter MOID = 2.77136 au 
 T_jup = 3.622 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.455936248921293E-15 -5.534204371484593E-15 1.759392208417871E-12 5.769155852628967E-15 5.338317148689852E-13 2.614104503907738E-15
q -5.534204371484593E-15 1.253856155175126E-14 -3.978437828631325E-12 -1.391250605897294E-14 -1.206867533286862E-12 -5.849513947867507E-15
tp 1.759392208417871E-12 -3.978437828631325E-12 1.028480784920432E-8 -2.986444994106071E-12 3.017642420729314E-9 3.868961840123462E-12
node 5.769155852628967E-15 -1.391250605897294E-14 -2.986444994106071E-12 7.67982128977118E-10 -7.616619304047515E-10 1.542775601174138E-11
peri 5.338317148689852E-13 -1.206867533286862E-12 3.017642420729314E-9 -7.616619304047515E-10 1.648898571020316E-9 -1.41224070180636E-11
i 2.614104503907738E-15 -5.849513947867507E-15 3.868961840123462E-12 1.542775601174138E-11 -1.41224070180636E-11 3.18660543209117E-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 15.5   n/a MPO436273  

70163 (1999 NW46)          Discovered 1999-Jul-13 by LINEAR at Socorro
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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