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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1170810619305244 5.3685e-08  
a 2.402416755569416 1.0287e-08 au
q 2.121139250627664 1.2994e-07 au
i 7.01429448998434 4.8687e-06 deg
node 276.8974528039616 4.1919e-05 deg
peri 116.5385785909223 4.6425e-05 deg
M 269.6436041652616 2.1134e-05 deg
tp 2459341.871568560216
(2021-May-07.37156856)
8.063e-05 TDB
period 1360.100339841467
3.72
8.7361e-06
2.392e-08
d
yr
n .2646863539802964 1.7001e-09 deg/d
Q 2.683694260511169 1.1492e-08 au
  Orbit Determination Parameters
   # obs. used (total)      877  
   data-arc span      8948 days (24.50 yr)  
   first obs. used      1995-12-18  
   last obs. used      2020-06-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53597  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 21:49:39  

Additional Information
 Earth MOID = 1.13891 au 
 Jupiter MOID = 2.71436 au 
 T_jup = 3.505 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457119.5 (2015-Apr-07.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1179073992363822 5.3647e-08  
q 2.118209550692586 1.2997e-07 au
tp 2456625.518713660089
(2013-Nov-29.01871366)
7.5559e-05 TDB
node 276.9298404676229 4.1936e-05 deg
peri 117.0096000001086 4.6371e-05 deg
i 7.013964649498486 4.869e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      877  
   data-arc span      8948 days (24.50 yr)  
   first obs. used      1995-12-18  
   last obs. used      2020-06-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53597  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 21:49:39  

Additional Information
 Jupiter MOID = 2.71436 au 
 T_jup = 3.505 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.877948576731846E-15 -6.95578292170465E-15 9.438581946458838E-15 -1.189692591635208E-14 -8.722826463666349E-14 3.005767659615316E-15
q -6.95578292170465E-15 1.689168824088219E-14 6.526327967607784E-14 2.794104545171337E-14 2.385592632140525E-13 -7.123080845261853E-15
tp 9.438581946458838E-15 6.526327967607784E-14 5.709230699547412E-9 1.121523355228968E-11 1.51575613455434E-9 -4.206283548283966E-12
node -1.189692591635208E-14 2.794104545171337E-14 1.121523355228968E-11 1.758593345831734E-9 -1.741791628527782E-9 -1.802477843375935E-11
peri -8.722826463666349E-14 2.385592632140525E-13 1.51575613455434E-9 -1.741791628527782E-9 2.150257620246245E-9 1.66967408652881E-11
i 3.005767659615316E-15 -7.123080845261853E-15 -4.206283548283966E-12 -1.802477843375935E-11 1.66967408652881E-11 2.370693002720187E-11

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  

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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