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344981 (2004 XQ128)
Classification: Main-belt Asteroid          SPK-ID: 2344981
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09888315211118333 2.7407e-07  
a 2.552429107596497 3.0915e-08 au
q 2.300036871897021 7.0792e-07 au
i 9.944858478080604 7.4258e-06 deg
node 78.8353710949964 4.4991e-05 deg
peri 278.4310090861229 8.4361e-05 deg
M 359.1077255348446 8.7438e-05 deg
tp 2459004.191687437501
(2020-Jun-03.69168744)
0.00036177 TDB
period 1489.460395203605
4.08
2.7061e-05
7.409e-08
d
yr
n .2416982694936236 4.3912e-09 deg/d
Q 2.804821343295973 3.3972e-08 au
  Orbit Determination Parameters
   # obs. used (total)      230  
   data-arc span      6767 days (18.53 yr)  
   first obs. used      2000-12-17  
   last obs. used      2019-06-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .64378  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 06:31:23  

Additional Information
 Earth MOID = 1.32209 au 
 Jupiter MOID = 2.59829 au 
 T_jup = 3.412 
[ 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 16.1   n/a MPO437461  

344981 (2004 XQ128)          Discovered 2004-Dec-14 by LINEAR at Socorro
Reference: 20121128/Numbers.arcLast Updated: 2012-12-03

Alternate Designations
 2004 XQ128 = 2008 YE134 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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