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390890 (2004 XP135)
Classification: Main-belt Asteroid          SPK-ID: 2390890
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1839416395262656 1.1853e-07  
a 2.52062707108069 4.2002e-08 au
q 2.056978794991819 3.1489e-07 au
i 3.643091354704873 1.1314e-05 deg
node 12.51486634075087 0.00015278 deg
peri 44.84564007715624 0.000158 deg
M 330.2580801512842 5.9779e-05 deg
tp 2459121.261311047403
(2020-Sep-28.76131105)
0.00024507 TDB
period 1461.710346816838
4.00
3.6535e-05
1e-07
d
yr
n .2462868247351269 6.1559e-09 deg/d
Q 2.984275347169561 4.9728e-08 au
  Orbit Determination Parameters
   # obs. used (total)      105  
   data-arc span      6775 days (18.55 yr)  
   first obs. used      2002-04-06  
   last obs. used      2020-10-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49423  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 16:37:37  

Additional Information
 Earth MOID = 1.07079 au 
 Jupiter MOID = 2.37318 au 
 T_jup = 3.430 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.8   n/a MPO440687  

390890 (2004 XP135)          Discovered 2004-Dec-02 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-04-17
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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