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34535 (2000 SR220)
Classification: Main-belt Asteroid          SPK-ID: 2034535
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 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03892902626036682 4.1659e-08  
a 2.661764252438841 1.3846e-08 au
q 2.558144361956744 1.0995e-07 au
i 10.9326117979561 3.9423e-06 deg
node 91.08047914011982 2.37e-05 deg
peri 126.0365877505961 6.0499e-05 deg
M 358.645171077895 5.351e-05 deg
tp 2459006.469456166132
(2020-Jun-05.96945617)
0.00023576 TDB
period 1586.181240114435
4.34
1.2377e-05
3.389e-08
d
yr
n .2269601927545354 1.771e-09 deg/d
Q 2.765384142920938 1.4385e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1185  
   data-arc span      8146 days (22.30 yr)  
   first obs. used      1998-02-20  
   last obs. used      2020-06-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54462  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 20:22:52  

Additional Information
 Earth MOID = 1.56142 au 
 Jupiter MOID = 2.26452 au 
 T_jup = 3.358 
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Orbital Elements at Epoch 2457251.5 (2015-Aug-17.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03960799334227315 4.1705e-08  
q 2.557499727985812 1.1009e-07 au
tp 2457412.766693740507
(2016-Jan-25.26669374)
0.00023467 TDB
node 91.10874664355067 2.3701e-05 deg
peri 124.4188819116723 5.952e-05 deg
i 10.93150900914491 3.9417e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1185  
   data-arc span      8146 days (22.30 yr)  
   first obs. used      1998-02-20  
   last obs. used      2020-06-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54462  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 20:22:52  

Additional Information
 Jupiter MOID = 2.26452 au 
 T_jup = 3.358 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.739315573418213E-15 -4.558374686988101E-15 -7.451801634039392E-13 -1.535222393938359E-14 -1.358182410396013E-13 -1.848970193590051E-15
q -4.558374686988101E-15 1.211911600311305E-14 1.065936418853677E-12 4.180343939965839E-14 1.447656356878124E-13 5.03743128827068E-15
tp -7.451801634039392E-13 1.065936418853677E-12 5.507042008108194E-8 -4.394343192376458E-11 1.283629447101714E-8 5.448154454255951E-12
node -1.535222393938359E-14 4.180343939965839E-14 -4.394343192376458E-11 5.61716867175454E-10 -5.617288072172301E-10 -1.678037570749938E-11
peri -1.358182410396013E-13 1.447656356878124E-13 1.283629447101714E-8 -5.617288072172301E-10 3.542672887947279E-9 1.76846007177916E-11
i -1.848970193590051E-15 5.03743128827068E-15 5.448154454255951E-12 -1.678037570749938E-11 1.76846007177916E-11 1.553689441046896E-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 14.6   n/a MPO385033  
diameter diameter 3.466 km 0.626 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 7.813 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.280   0.128 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

34535 (2000 SR220)          Discovered 2000-Sep-26 by LINEAR at Socorro
Reference: 20020128/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 2000 SR220 = 1998 DL2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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