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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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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1167013134992461 3.6565e-08  
a 2.40121774657575 9.7505e-09 au
q 2.120992481552661 9.2062e-08 au
i 7.013036511085488 4.4441e-06 deg
node 276.8891037623321 3.1492e-05 deg
peri 116.7254089325136 3.7706e-05 deg
M 322.3941248144089 2.1033e-05 deg
tp 2459342.470771702664
(2021-May-07.97077170)
7.9687e-05 TDB
period 1359.082259373712
3.72
8.2781e-06
2.266e-08
d
yr
n .2648846289597614 1.6134e-09 deg/d
Q 2.68144301159884 1.0888e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1122  
   data-arc span      9164 days (25.09 yr)  
   first obs. used      1995-12-18  
   last obs. used      2021-01-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50389  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 04:57:19  

Additional Information
 Earth MOID = 1.1377 au 
 Jupiter MOID = 2.71555 au 
 T_jup = 3.506 
[ 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 15.13   n/a E2021B10  
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

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