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452426 (2002 YR12)
Classification: Inner Main-belt Asteroid          SPK-ID: 2452426
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 .03717173214420078 1.2783e-07  
a 1.880530927577634 2.0536e-08 au
q 1.810628335648833 2.314e-07 au
i 22.43784261021295 1.0296e-05 deg
node 271.4434607143095 3.0776e-05 deg
peri 261.9476061324399 0.00014969 deg
M 192.2442528845702 0.00014945 deg
tp 2459439.428776127465
(2021-Aug-12.92877613)
0.00039108 TDB
period 941.9311238091916
2.58
1.543e-05
4.225e-08
d
yr
n .3821935499319223 6.2606e-09 deg/d
Q 1.950433519506435 2.13e-08 au
  Orbit Determination Parameters
   # obs. used (total)      64  
   data-arc span      6011 days (16.46 yr)  
   first obs. used      2002-12-14  
   last obs. used      2019-05-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59409  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-30 11:59:22  

Additional Information
 Earth MOID = .86478 au 
 Jupiter MOID = 3.19482 au 
 T_jup = 3.878 
[ 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 17.5   n/a MPO477164  

452426 (2002 YR12)          Discovered 2002-Dec-14 by LINEAR at Socorro
Reference: Last Updated: 2016-01-04
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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