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120589 (1995 SP34)
Classification: Main-belt Asteroid          SPK-ID: 2120589
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03362271226763438 4.3801e-08  
a 2.867822374209623 1.7333e-08 au
q 2.771398407686889 1.301e-07 au
i 2.389913612176012 4.3078e-06 deg
node 159.3713461369271 9.6844e-05 deg
peri 290.4161575108863 0.00011557 deg
M 340.1909926797618 6.2562e-05 deg
tp 2459298.108359046815
(2021-Mar-24.60835905)		 0.00030818 TDB
period 1773.890467542656
4.86		 1.6082e-05
4.403e-08		 d
yr
n .2029437592607973 1.8399e-09 deg/d
Q 2.964246340732357 1.7916e-08 au
   Orbit Determination Parameters
   # obs. used (total)      399  
   data-arc span      9248 days (25.32 yr)  
   first obs. used      1995-09-22  
   last obs. used      2021-01-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53576  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 09:25:27  

Additional Information
 Earth MOID = 1.78877 au 
 Jupiter MOID = 2.09087 au 
 T_jup = 3.297 
[ show covariance matrix ]

[ 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 16.3   n/a MPO449701  

120589 (1995 SP34)          Discovered 1995-Sep-22 by Spacewatch at Kitt Peak
Reference: 20060314/Numbers.arcLast Updated: 2006-03-23

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Alternate Designations
 1995 SP34 = 2005 SR156 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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