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48262 (2001 XL87)
Classification: Main-belt Asteroid          SPK-ID: 2048262
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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1307165125274098 4.1119e-08  
a 2.726712013010738 1.9066e-08 au
q 2.370285728003381 1.1061e-07 au
i 13.0854980974942 6.7169e-06 deg
node 321.6927545143919 1.855e-05 deg
peri 261.750167574433 3.1115e-05 deg
M 297.1921320681137 2.5053e-05 deg
tp 2459287.425326502212
(2021-Mar-13.92532650)
0.00011472 TDB
period 1644.588822101325
4.50
1.7249e-05
4.723e-08
d
yr
n .2188997001329612 2.2959e-09 deg/d
Q 3.083138298018095 2.1558e-08 au
  Orbit Determination Parameters
   # obs. used (total)      729  
   data-arc span      7980 days (21.85 yr)  
   first obs. used      1998-03-03  
   last obs. used      2020-01-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51891  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-29 07:29:08  

Additional Information
 Earth MOID = 1.40578 au 
 Jupiter MOID = 2.08327 au 
 T_jup = 3.306 
[ 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 14.7   n/a MPO432040  
rotation period rot_per 6.638 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]

48262 (2001 XL87)          Discovered 2001-Dec-13 by LINEAR at Socorro
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

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