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(2001 XG1)
Classification: Apollo [NEO]          SPK-ID: 3102674
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .6002435346528918 1.8657e-07  
a 1.997860413779262 1.131e-08 au
q .7986576172693086 3.7051e-07 au
i 2.985180351945192 2.0977e-05 deg
node 55.79848833424087 0.00010652 deg
peri 82.29073723256694 0.00012457 deg
M 311.5087329053451 8.1309e-06 deg
tp 2459535.433562276877
(2021-Nov-16.93356228)
2.4247e-05 TDB
period 1031.445153248819
2.82
8.7586e-06
2.398e-08
d
yr
n .3490248597960651 2.9638e-09 deg/d
Q 3.197063210289215 1.8099e-08 au
  Orbit Determination Parameters
   # obs. used (total)      111  
   data-arc span      6229 days (17.05 yr)  
   first obs. used      2001-11-19  
   last obs. used      2018-12-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5083  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 21:15:51  

Additional Information
 Earth MOID = .0191948 au 
 Jupiter MOID = 1.85634 au 
 T_jup = 3.594 
[ 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 23.2   n/a E2018X76  

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