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JPL Small-Body Database Browser
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390245 (2012 XH80)
Classification: Main-belt Asteroid          SPK-ID: 2390245
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08052327758603592 8.9069e-08  
a 2.444822858605465 3.4285e-08 au
q 2.247957708913291 2.0844e-07 au
i 6.363203854704739 9.5449e-06 deg
node 172.5014675710142 5.5908e-05 deg
peri 31.34566873379591 6.9862e-05 deg
M 207.2621448092448 4.0378e-05 deg
tp 2459592.898172499697
(2022-Jan-13.39817250)
0.00015868 TDB
period 1396.270373402487
3.82
2.9371e-05
8.041e-08
d
yr
n .2578297204163529 5.4235e-09 deg/d
Q 2.641688008297638 3.7045e-08 au
  Orbit Determination Parameters
   # obs. used (total)      122  
   data-arc span      3515 days (9.62 yr)  
   first obs. used      2010-02-17  
   last obs. used      2019-10-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .64086  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 12:57:48  

Additional Information
 Earth MOID = 1.24772 au 
 Jupiter MOID = 2.31677 au 
 T_jup = 3.486 
[ show covariance matrix ]

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 17.4   n/a MPO440684  

390245 (2012 XH80)          Discovered 2010-Feb-17 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-03-21

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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