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15048 (1998 XQ63)
Classification: Main-belt Asteroid          SPK-ID: 2015048
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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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 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1063330467489336 3.5766e-08  
a 2.430695670578276 1.0017e-08 au
q 2.172232394206246 8.9212e-08 au
i 8.377989408858204 4.256e-06 deg
node 326.9132951605285 2.6651e-05 deg
peri 91.17938175371872 3.4285e-05 deg
M 250.4799139426241 2.3681e-05 deg
tp 2459421.600331837621
(2021-Jul-26.10033184)
9.2289e-05 TDB
period 1384.185540012493
3.79
8.5565e-06
2.343e-08
d
yr
n .260080740329617 1.6077e-09 deg/d
Q 2.689158946950307 1.1082e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1389  
   data-arc span      14874 days (40.72 yr)  
   first obs. used      1979-11-16  
   last obs. used      2020-08-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49907  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 00:56:50  

Additional Information
 Earth MOID = 1.20351 au 
 Jupiter MOID = 2.59344 au 
 T_jup = 3.485 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.4   n/a MPO435841  
rotation period rot_per 13.006 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Result based on fragmentary lightcurve(s), may be completely wrong.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]

15048 (1998 XQ63)          Discovered 1998-Dec-14 by LINEAR at Socorro
Reference: 20000523/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 XQ63 = 1979 WJ2 = 1990 SQ20 = 2000 FW48 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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