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469070 (2015 BW64)
Classification: Main-belt Asteroid          SPK-ID: 2469070
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08352686552063407 6.4876e-08  
a 2.919319725686964 4.1896e-08 au
q 2.675478099547775 1.969e-07 au
i 9.755892168951179 8.3471e-06 deg
node 340.4420600838021 3.8078e-05 deg
peri 80.09266039429053 7.0603e-05 deg
M 91.19972136488695 5.5341e-05 deg
tp 2458538.957253318905
(2019-Feb-24.45725332)
0.0002796 TDB
period 1821.88482945482
4.99
3.922e-05
1.074e-07
d
yr
n .1975975617008273 4.2537e-09 deg/d
Q 3.163161351826153 4.5396e-08 au
  Orbit Determination Parameters
   # obs. used (total)      129  
   data-arc span      5969 days (16.34 yr)  
   first obs. used      2003-09-30  
   last obs. used      2020-02-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49604  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 13:53:40  

Additional Information
 Earth MOID = 1.70908 au 
 Jupiter MOID = 2.10708 au 
 T_jup = 3.254 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457703.5 (2016-Nov-11.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08331661016532375 6.4575e-08  
q 2.67533243125754 1.9582e-07 au
tp 2458541.650834135700
(2019-Feb-27.15083414)
0.00028084 TDB
node 340.4620408105666 3.8079e-05 deg
peri 80.69704304796095 7.087e-05 deg
i 9.756472056449848 8.3473e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      129  
   data-arc span      5969 days (16.34 yr)  
   first obs. used      2003-09-30  
   last obs. used      2020-02-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49604  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 13:53:40  

Additional Information
 Jupiter MOID = 2.10708 au 
 T_jup = 3.254 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.169896197510077E-15 -1.240387554688298E-14 -3.962789917930294E-12 2.918600104685528E-14 -1.020467857401014E-12 -5.200786614162109E-15
q -1.240387554688298E-14 3.83451494506569E-14 1.180730649744478E-11 -9.01667402511136E-14 2.902815628522126E-12 1.973502709388147E-14
tp -3.962789917930294E-12 1.180730649744478E-11 7.886859350678915E-8 -2.560713214957079E-10 1.677820336486524E-8 -3.280573223494291E-12
node 2.918600104685528E-14 -9.01667402511136E-14 -2.560713214957079E-10 1.450022536429001E-9 -1.482346851848482E-9 -4.069992423235836E-11
peri -1.020467857401014E-12 2.902815628522126E-12 1.677820336486524E-8 -1.482346851848482E-9 5.022605333248675E-9 3.921911237229661E-11
i -5.200786614162109E-15 1.973502709388147E-14 -3.280573223494291E-12 -4.069992423235836E-11 3.921911237229661E-11 6.967747902055099E-11

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.5   n/a MPO460741  

469070 (2015 BW64)          Discovered 2003-Sep-30 by Spacewatch at Kitt Peak
Reference: Last Updated: 2016-06-21
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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