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34833 (2001 SF239)
Classification: Main-belt Asteroid          SPK-ID: 2034833
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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2170403301526724 3.9074e-08  
a 2.210482788102059 7.3795e-09 au
q 1.730718873975588 8.7915e-08 au
i 3.831703410542247 3.405e-06 deg
node 106.571304392258 6.3287e-05 deg
peri 227.492213156571 6.369e-05 deg
M 273.7352345816132 9.4222e-06 deg
tp 2459288.147151858256
(2021-Mar-14.64715186)
3.2279e-05 TDB
period 1200.408697186352
3.29
6.0111e-06
1.646e-08
d
yr
n .2998978604901871 1.5018e-09 deg/d
Q 2.69024670222853 8.9811e-09 au
  Orbit Determination Parameters
   # obs. used (total)      951  
   data-arc span      10499 days (28.74 yr)  
   first obs. used      1991-09-14  
   last obs. used      2020-06-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60125  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 20:26:03  

Additional Information
 Earth MOID = .723312 au 
 Jupiter MOID = 2.68111 au 
 T_jup = 3.624 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457157.5 (2015-May-15.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2172565634388106 3.9147e-08  
q 1.730140234800894 8.8073e-08 au
tp 2456885.642671085253
(2014-Aug-16.14267109)
2.6477e-05 TDB
node 106.6391104680798 6.323e-05 deg
peri 227.1489627515529 6.363e-05 deg
i 3.833285429958525 3.4075e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      951  
   data-arc span      10499 days (28.74 yr)  
   first obs. used      1991-09-14  
   last obs. used      2020-06-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60125  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 20:26:03  

Additional Information
 Jupiter MOID = 2.68111 au 
 T_jup = 3.624 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.532486015742565E-15 -3.44070871454444E-15 1.626742865464882E-13 2.286821924508526E-14 3.293753389042788E-14 -1.969664462536462E-15
q -3.44070871454444E-15 7.756928648757322E-15 -3.137718265499029E-13 -4.98622397702529E-14 -5.947073368928783E-14 4.609125449228318E-15
tp 1.626742865464882E-13 -3.137718265499029E-13 7.010488885372799E-10 1.01045721821998E-11 2.086117889695067E-10 3.97987086861777E-13
node 2.286821924508526E-14 -4.98622397702529E-14 1.01045721821998E-11 3.997990885357521E-9 -3.985582858854217E-9 3.302434497115461E-11
peri 3.293753389042788E-14 -5.947073368928783E-14 2.086117889695067E-10 -3.985582858854217E-9 4.048776283808596E-9 -3.285983997557369E-11
i -1.969664462536462E-15 4.609125449228318E-15 3.97987086861777E-13 3.302434497115461E-11 -3.285983997557369E-11 1.161081804478312E-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 MPO417050  
diameter diameter 2.009 km 0.493 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.332   0.155 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

34833 (2001 SF239)          Discovered 2001-Sep-19 by LINEAR at Socorro
Reference: 20020128/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 2001 SF239 = 1991 RL22 = 1998 XD27 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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