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34811 (2001 ST108)
Classification: Main-belt Asteroid          SPK-ID: 2034811
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .112164558788076 8.6334e-08  
a 2.575764214343931 1.427e-08 au
q 2.286854757699929 2.2935e-07 au
i 14.27289572148737 5.7146e-06 deg
node 27.97790467842444 1.6834e-05 deg
peri 143.1789780254379 2.484e-05 deg
M 82.14237696998607 1.7735e-05 deg
tp 2458655.973724048439
(2019-Jun-21.47372405)
7.3791e-05 TDB
period 1509.932679302437
4.13
1.2548e-05
3.435e-08
d
yr
n .2384212256180282 1.9813e-09 deg/d
Q 2.864673670987933 1.587e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1416  
   data-arc span      15089 days (41.31 yr)  
   first obs. used      1978-03-03  
   last obs. used      2019-06-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51397  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 03:35:48  

Additional Information
 Earth MOID = 1.30384 au 
 Jupiter MOID = 2.11872 au 
 T_jup = 3.375 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.2   n/a MPO436008  
diameter diameter 4.168 km 0.113 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.280   0.076 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

34811 (2001 ST108)          Discovered 2001-Sep-20 by LINEAR at Socorro
Reference: 20020128/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 2001 ST108 = 1978 EV8 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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