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117881 (2675 P-L)
Classification: Main-belt Asteroid          SPK-ID: 2117881
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1504932553238052 4.69e-08  
a 2.725739115404098 1.5624e-08 au
q 2.315533762763506 1.3131e-07 au
i 4.846504555575835 5.5349e-06 deg
node 14.72117487645632 5.4061e-05 deg
peri 15.22093541203441 5.7076e-05 deg
M 77.41944511920302 1.9826e-05 deg
tp 2458647.013843584451
(2019-Jun-12.51384358)
8.8826e-05 TDB
period 1643.708710565706
4.50
1.4132e-05
3.869e-08
d
yr
n .2190169083402257 1.8831e-09 deg/d
Q 3.13594446804469 1.7975e-08 au
  Orbit Determination Parameters
   # obs. used (total)      462  
   data-arc span      21553 days (59.01 yr)  
   first obs. used      1960-09-24  
   last obs. used      2019-09-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59021  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 13:55:58  

Additional Information
 Earth MOID = 1.32105 au 
 Jupiter MOID = 2.31516 au 
 T_jup = 3.335 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456824.5 (2014-Jun-16.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1487329798239404 4.7072e-08  
q 2.320682632256703 1.3175e-07 au
tp 2456997.040509531267
(2014-Dec-05.54050953)
8.3374e-05 TDB
node 14.77844669668541 5.402e-05 deg
peri 14.06305005570055 5.714e-05 deg
i 4.850665346659014 5.5384e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      462  
   data-arc span      21553 days (59.01 yr)  
   first obs. used      1960-09-24  
   last obs. used      2019-09-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59021  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 13:55:58  

Additional Information
 Jupiter MOID = 2.31516 au 
 T_jup = 3.335 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.215759335636618E-15 -6.170722662116768E-15 -1.834791357474018E-12 -6.834720483258776E-15 -4.014385052637724E-13 1.699215826480813E-16
q -6.170722662116768E-15 1.735718137201473E-14 5.490267123946017E-12 1.905332217820514E-14 1.196175831235883E-12 -3.584994328018094E-16
tp -1.834791357474018E-12 5.490267123946017E-12 6.951177131357051E-9 -1.058928720397102E-11 1.575392878142415E-9 1.651920146527189E-12
node -6.834720483258776E-15 1.905332217820514E-14 -1.058928720397102E-11 2.918175153240008E-9 -2.909584324936596E-9 -1.047987480980293E-10
peri -4.014385052637724E-13 1.196175831235883E-12 1.575392878142415E-9 -2.909584324936596E-9 3.265009762101495E-9 1.048201099504757E-10
i 1.699215826480813E-16 -3.584994328018094E-16 1.651920146527189E-12 -1.047987480980293E-10 1.048201099504757E-10 3.067399814097025E-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 15.7   n/a MPO412804  

117881 (2675 P-L)          Discovered 1960-Sep-26 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 2675 P-L = 1998 BY32 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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