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JPL Small-Body Database Browser
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442780 (2012 XT131)
Classification: Main-belt Asteroid          SPK-ID: 2442780
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ 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 .04081658086755979 7.6166e-08  
a 2.973249221151296 5.6301e-08 au
q 2.851891353876765 2.4113e-07 au
i 11.74665034983685 7.8323e-06 deg
node 91.13117324624712 3.3783e-05 deg
peri 139.2720661940211 9.7408e-05 deg
M 12.1136968542725 8.8721e-05 deg
tp 2458937.488531945679
(2020-Mar-28.98853195)
0.00046221 TDB
period 1872.601632057102
5.13
5.3189e-05
1.456e-07
d
yr
n .1922459074248112 5.4605e-09 deg/d
Q 3.094607088425827 5.8599e-08 au
  Orbit Determination Parameters
   # obs. used (total)      143  
   data-arc span      6348 days (17.38 yr)  
   first obs. used      2002-12-11  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60584  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-22 03:54:15  

Additional Information
 Earth MOID = 1.84843 au 
 Jupiter MOID = 1.96195 au 
 T_jup = 3.229 
[ 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 16.0   n/a MPO434644  

442780 (2012 XT131)          Discovered 2012-Nov-06 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-09-02

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