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308128 (2004 XK133)
Classification: Mars-crossing Asteroid          SPK-ID: 2308128
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2741753391344422 5.4883e-08  
a 2.289155170432631 1.5746e-08 au
q 1.661525275247903 1.3156e-07 au
i 8.766756713604392 4.8158e-06 deg
node 41.80557962681576 4.0376e-05 deg
peri 315.3185600344984 4.2728e-05 deg
M 210.3352036343664 1.9459e-05 deg
tp 2459526.430592483353
(2021-Nov-07.93059248)
7.2711e-05 TDB
period 1265.060441010179
3.46
1.3053e-05
3.574e-08
d
yr
n .2845713835716275 2.9362e-09 deg/d
Q 2.91678506561736 2.0064e-08 au
  Orbit Determination Parameters
   # obs. used (total)      241  
   data-arc span      8217 days (22.50 yr)  
   first obs. used      1997-10-29  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59969  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 20:10:53  

Additional Information
 Earth MOID = .672107 au 
 Jupiter MOID = 2.55837 au 
 T_jup = 3.534 
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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.6   n/a MPO455269  

308128 (2004 XK133)          Discovered 2004-Dec-15 by LINEAR at Socorro
Reference: 20111210/Numbers.arcLast Updated: 2011-12-12
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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