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141052 (2001 XR1)
Classification: Apollo [NEO]          SPK-ID: 2141052
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | 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 195 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5500183681919327 4.2757e-08  
a 1.245486664240199 2.7325e-09 au
q .5604461215699912 5.3022e-08 au
i 17.66022136591867 5.2242e-06 deg
node 291.5203793190294 1.24e-05 deg
peri 304.1494744605413 1.3354e-05 deg
M 289.0495018090363 1.1171e-05 deg
tp 2459496.559884690382
(2021-Oct-09.05988469)
1.5966e-05 TDB
period 507.6998669069965
1.39
1.6708e-06
4.574e-09
d
yr
n .7090803513366825 2.3335e-09 deg/d
Q 1.930527206910407 4.2355e-09 au
  Orbit Determination Parameters
   # obs. used (total)      878  
   data-arc span      12074 days (33.06 yr)  
   first obs. used      1987-11-27  
   last obs. used      2020-12-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50051  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-09 06:09:01  

Additional Information
 Earth MOID = .102852 au 
 Jupiter MOID = 3.19553 au 
 T_jup = 4.956 
[ 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 17.37   n/a E2021B55  
rotation period rot_per 7.658 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Koehn, B.W.; Bowell, E.L.G.; Skiff, B.A.; Sanborn, J.J.; et al. (2014) Minor Planet Bull. 41, 286-300.]
[Skiff, B.A.; McLelland, K.P.; Sanborn, J.J.; Pravec, P.; Koehn, B.W. (2019) Minor Plantet Bull. 46, 238-265.]
SMASSII spectral type spec_B Sq   n/a Binzel et al. (2004) Icarus 170, 259-294  

141052 (2001 XR1)          Discovered 2001-Dec-09 by LINEAR at Socorro
Reference: 20061205/Numbers.arcLast Updated: 2006-12-13

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