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79475 (1998 BD17)
Classification: Main-belt Asteroid          SPK-ID: 2079475
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1120260065013412 5.1851e-08  
a 3.099870715343152 2.1376e-08 au
q 2.752604578432803 1.6383e-07 au
i 10.16192898923176 5.5235e-06 deg
node 138.4645746233474 2.6861e-05 deg
peri 223.9699777413539 3.3232e-05 deg
M 167.0697531534418 1.9922e-05 deg
tp 2458075.356442104467
(2017-Nov-17.85644210)
0.00010742 TDB
period 1993.488794686297
5.46
2.062e-05
5.645e-08
d
yr
n .1805879225203526 1.8679e-09 deg/d
Q 3.447136852253501 2.377e-08 au
  Orbit Determination Parameters
   # obs. used (total)      583  
   data-arc span      9945 days (27.23 yr)  
   first obs. used      1993-03-19  
   last obs. used      2020-06-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58455  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 21:23:08  

Additional Information
 Earth MOID = 1.75918 au 
 Jupiter MOID = 2.0077 au 
 T_jup = 3.188 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456761.5 (2014-Apr-14.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1092095020742503 5.1763e-08  
q 2.765758151221591 1.6366e-07 au
tp 2456083.294733083844
(2012-Jun-04.79473308)
0.00010788 TDB
node 138.4795718809393 2.6863e-05 deg
peri 224.7060143350002 3.3577e-05 deg
i 10.1555626828843 5.5182e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      583  
   data-arc span      9945 days (27.23 yr)  
   first obs. used      1993-03-19  
   last obs. used      2020-06-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58455  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 21:23:08  

Additional Information
 Jupiter MOID = 2.0077 au 
 T_jup = 3.188 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.679407445792181E-15 -8.414322352473093E-15 -8.045137947799392E-13 7.150375325165441E-15 -1.500596625680359E-13 -4.047441220754842E-15
q -8.414322352473093E-15 2.678327672761865E-14 2.545091083906258E-12 -2.563142728637346E-14 4.952790634606054E-13 1.319521626570975E-14
tp -8.045137947799392E-13 2.545091083906258E-12 1.163706359335297E-8 1.077213667726629E-12 2.200692737330698E-9 1.09828814585147E-12
node 7.150375325165441E-15 -2.563142728637346E-14 1.077213667726629E-12 7.216117805825133E-10 -7.097149809310417E-10 4.447994067278066E-11
peri -1.500596625680359E-13 4.952790634606054E-13 2.200692737330698E-9 -7.097149809310417E-10 1.127410409028351E-9 -4.356953431481039E-11
i -4.047441220754842E-15 1.319521626570975E-14 1.09828814585147E-12 4.447994067278066E-11 -4.356953431481039E-11 3.045069242802514E-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 14.9   n/a MPO432344  

79475 (1998 BD17)          Discovered 1998-Jan-22 by Spacewatch at Kitt Peak
Reference: 20040504/Numbers.arcLast Updated: 2004-07-16
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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