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(2001 XQ)
Classification: Apollo [NEO, PHA]          SPK-ID: 3102669
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .7219110102615023 2.6162e-08  
a 3.621321545765288 1.4169e-08 au
q 1.007049650180124 9.2937e-08 au
i 28.75948207019081 3.7701e-05 deg
node 250.9625353504314 1.0791e-05 deg
peri 189.7197578289793 6.4836e-05 deg
M 239.7102876343249 2.1644e-05 deg
tp 2459841.556255621226
(2022-Sep-19.05625562)
0.00015153 TDB
period 2517.09182829537
6.89
1.4773e-05
4.045e-08
d
yr
n .1430221956756341 8.3941e-10 deg/d
Q 6.235593441350452 2.4398e-08 au
  Orbit Determination Parameters
   # obs. used (total)      171  
   data-arc span      5129 days (14.04 yr)  
   first obs. used      2001-12-06  
   last obs. used      2015-12-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49754  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-06 09:15:46  

Additional Information
 Earth MOID = .0275545 au 
 Jupiter MOID = .473437 au 
 T_jup = 2.449 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 19.2   n/a MPO148481  

[ show close-approach data ]
Alternate Designations
 2001 XQ = 2008 VV4 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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