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277001 (2004 XW72)
Classification: Main-belt Asteroid          SPK-ID: 2277001
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1765865083387226 4.1704e-08  
a 2.551226163778718 2.357e-08 au
q 2.10071404353464 1.1014e-07 au
i 7.90731212132432 5.3046e-06 deg
node 105.7240524128502 5.5718e-05 deg
peri 226.5856142446926 6.0684e-05 deg
M 2.346359339172533 2.7819e-05 deg
tp 2458990.799058396677
(2020-May-21.29905840)
0.00011497 TDB
period 1488.407559273492
4.08
2.0626e-05
5.647e-08
d
yr
n .2418692365253237 3.3518e-09 deg/d
Q 3.001738284022796 2.7732e-08 au
  Orbit Determination Parameters
   # obs. used (total)      397  
   data-arc span      5315 days (14.55 yr)  
   first obs. used      2004-12-02  
   last obs. used      2019-06-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60781  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 14:08:32  

Additional Information
 Earth MOID = 1.09866 au 
 Jupiter MOID = 2.36151 au 
 T_jup = 3.405 
[ 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 15.8   n/a MPO433792  

277001 (2004 XW72)          Discovered 2004-Dec-09 by CSS at Catalina
Reference: 20110517/Numbers.arcLast Updated: 2011-05-20

Alternate Designations
 2004 XW72 = 2008 UP98 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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