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134943 (2001 BB54)
Classification: Main-belt Asteroid          SPK-ID: 2134943
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1777017661865479 6.1731e-08  
a 2.248488086427344 9.4597e-09 au
q 1.848927782219793 1.4145e-07 au
i 4.38230452881981 5.9041e-06 deg
node 144.0860541464751 5.8742e-05 deg
peri 221.8304152907248 6.006e-05 deg
M 22.11866952538341 1.2986e-05 deg
tp 2458924.835735959641
(2020-Mar-16.33573596)
4.4172e-05 TDB
period 1231.499707668648
3.37
7.7716e-06
2.128e-08
d
yr
n .2923265005734478 1.8448e-09 deg/d
Q 2.648048390634894 1.1141e-08 au
  Orbit Determination Parameters
   # obs. used (total)      628  
   data-arc span      8861 days (24.26 yr)  
   first obs. used      1995-03-31  
   last obs. used      2019-07-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58085  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 16:05:11  

Additional Information
 Earth MOID = .849623 au 
 Jupiter MOID = 2.81159 au 
 T_jup = 3.604 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456737.5 (2014-Mar-21.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1779217121497602 6.1633e-08  
q 1.84916581315832 1.4124e-07 au
tp 2456461.869690889554
(2013-Jun-18.36969089)
3.8338e-05 TDB
node 144.154451331089 5.8804e-05 deg
peri 221.9074251352859 6.0112e-05 deg
i 4.379530112469935 5.9012e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      628  
   data-arc span      8861 days (24.26 yr)  
   first obs. used      1995-03-31  
   last obs. used      2019-07-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58085  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 16:05:11  

Additional Information
 Jupiter MOID = 2.81159 au 
 T_jup = 3.604 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.798680385100706E-15 -8.693044884388466E-15 -8.054757173445645E-13 -6.350387149269725E-15 -2.755311194596857E-13 -7.458182441069327E-15
q -8.693044884388466E-15 1.994832202299289E-14 1.864436767591468E-12 1.232958823862947E-14 6.403390678343322E-13 1.701934768508152E-14
tp -8.054757173445645E-13 1.864436767591468E-12 1.469809627532219E-9 -7.051029433031111E-12 4.94807129470075E-10 6.012241344255751E-13
node -6.350387149269725E-15 1.232958823862947E-14 -7.051029433031111E-12 3.457853025433399E-9 -3.449050766923906E-9 1.447567601649483E-10
peri -2.755311194596857E-13 6.403390678343322E-13 4.94807129470075E-10 -3.449050766923906E-9 3.613472477965697E-9 -1.441225311420304E-10
i -7.458182441069327E-15 1.701934768508152E-14 6.012241344255751E-13 1.447567601649483E-10 -1.441225311420304E-10 3.48239117564903E-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 16.2   n/a MPO436660  

134943 (2001 BB54)          Discovered 2001-Jan-18 by Spacewatch at Kitt Peak
Reference: 20060907/Numbers.arcLast Updated: 2006-09-10

[ show close-approach data ]
Alternate Designations
 2001 BB54 = 2005 JQ139 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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