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34478 (2000 SR120)
Classification: Main-belt Asteroid          SPK-ID: 2034478
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02419399493486199 3.387e-08  
a 2.905009322350582 1.6768e-08 au
q 2.834725541519905 1.0405e-07 au
i 3.41473917766443 4.3715e-06 deg
node 103.0247733327275 6.4517e-05 deg
peri 313.7266273753719 0.00011643 deg
M 318.4726783441702 9.6942e-05 deg
tp 2459209.117695422365
(2020-Dec-25.61769542)
0.00048726 TDB
period 1808.505036141872
4.95
1.5658e-05
4.287e-08
d
yr
n .1990594401484205 1.7235e-09 deg/d
Q 2.975293103181259 1.7174e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1045  
   data-arc span      21560 days (59.03 yr)  
   first obs. used      1960-10-22  
   last obs. used      2019-11-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54997  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 02:04:52  

Additional Information
 Earth MOID = 1.84759 au 
 Jupiter MOID = 2.09902 au 
 T_jup = 3.282 
[ 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 14.8   n/a MPO449211  
diameter diameter 3.229 km 0.591 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
geometric albedo albedo 0.204   0.048 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

34478 (2000 SR120)          Discovered 2000-Sep-24 by LINEAR at Socorro
Reference: 20020128/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2000 SR120 = 1998 HM71 = 1999 LG30 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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