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289227 (2004 XY60)
Classification: Aten [NEO]          SPK-ID: 2289227
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .796686607847777 6.493e-07  
a .6402469217588401 2.7301e-08 au
q .1301707734778087 4.1154e-07 au
i 23.7726253242187 8.7798e-05 deg
node 122.6080410744397 0.00025236 deg
peri 130.8608803932315 0.00022197 deg
M 307.4945111386214 0.0005795 deg
tp 2459227.791152810212
(2021-Jan-13.29115281)
0.00030293 TDB
period 187.1197702323135
0.51
1.1969e-05
3.277e-08
d
yr
n 1.923901464570268 1.2306e-07 deg/d
Q 1.150323070039872 4.9052e-08 au
  Orbit Determination Parameters
   # obs. used (total)      60  
   data-arc span      2924 days (8.01 yr)  
   first obs. used      2004-12-14  
   last obs. used      2012-12-16  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      2  
   norm. resid. RMS      .34327  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 04:49:42  

Additional Information
 Earth MOID = .194064 au 
 Jupiter MOID = 3.98185 au 
 T_jup = 8.515 
[ 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 18.9   n/a MPO248608  

289227 (2004 XY60)          Discovered 2004-Dec-14 by Siding Spring Survey at Siding Spring
Reference: 20110912/Numbers.arcLast Updated: 2011-09-14

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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