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48680 (1996 BU)
Classification: Main-belt Asteroid          SPK-ID: 2048680
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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .117081023637483 3.66e-08  
a 2.402416752286646 9.7802e-09 au
q 2.121139339725088 9.2222e-08 au
i 7.014298378303927 4.4617e-06 deg
node 276.8973942611846 3.1478e-05 deg
peri 116.538636006647 3.7661e-05 deg
M 269.64360843649 2.0872e-05 deg
tp 2459341.871551723576
(2021-May-07.37155172)
7.9544e-05 TDB
period 1360.100337053713
3.72
8.3054e-06
2.274e-08
d
yr
n .2646863545228155 1.6163e-09 deg/d
Q 2.683694164848204 1.0925e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1093  
   data-arc span      9087 days (24.88 yr)  
   first obs. used      1995-12-18  
   last obs. used      2020-11-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50478  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 03:49:55  

Additional Information
 Earth MOID = 1.13891 au 
 Jupiter MOID = 2.71436 au 
 T_jup = 3.505 
[ 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 15.1   n/a MPO436123  
rotation period rot_per 114.97 h n/a LCDB (Rev. 2020-October); 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:
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.]

48680 (1996 BU)          Discovered 1996-Jan-17 by Endate, K., Watanabe, K. at Kitami
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

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Alternate Designations
 1996 BU = 1998 QX88 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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