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JPL Small-Body Database Browser
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214121 (2004 XA28)
Classification: Main-belt Asteroid          SPK-ID: 2214121
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1791833611439436 5.8334e-08  
a 2.334170373064573 1.4906e-08 au
q 1.91592588013625 1.3779e-07 au
i 3.037614112808923 5.6621e-06 deg
node 54.78890330143279 0.00014072 deg
peri 58.87713252387459 0.00014402 deg
M 348.6169146071903 2.6751e-05 deg
tp 2458641.686486819927
(2019-Jun-07.18648682)
9.6831e-05 TDB
period 1302.558554514549
3.57
1.2477e-05
3.416e-08
d
yr
n .2763791299456541 2.6474e-09 deg/d
Q 2.752414865992896 1.7577e-08 au
  Orbit Determination Parameters
   # obs. used (total)      193  
   data-arc span      6670 days (18.26 yr)  
   first obs. used      2000-09-29  
   last obs. used      2019-01-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60697  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 19:29:18  

Additional Information
 Earth MOID = .934792 au 
 Jupiter MOID = 2.35513 au 
 T_jup = 3.545 
[ 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 17.6   n/a MPO459955  

214121 (2004 XA28)          Discovered 2004-Dec-10 by LINEAR at Socorro
Reference: 20090509/Numbers.arcLast Updated: 2009-05-11
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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