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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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0404971323773402 7.6402e-08  
a 2.972581725191981 6.5118e-08 au
q 2.852200689564419 2.4237e-07 au
i 11.7470191727279 8.3146e-06 deg
node 91.13005070324068 3.6354e-05 deg
peri 138.9364637099266 0.0001066 deg
M 295.5009613522496 0.00010162 deg
tp 2458935.889817292649
(2020-Mar-27.38981729)
0.00052751 TDB
period 1871.97106742559
5.13
6.1512e-05
1.684e-07
d
yr
n .1923106645526773 6.3192e-09 deg/d
Q 3.092962760819543 6.7756e-08 au
  Orbit Determination Parameters
   # obs. used (total)      129  
   data-arc span      5929 days (16.23 yr)  
   first obs. used      2002-12-11  
   last obs. used      2019-03-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61919  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 14:57:34  

Additional Information
 Earth MOID = 1.84871 au 
 Jupiter MOID = 1.96368 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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