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3393 Stur (1984 WY1)
Classification: Main-belt Asteroid          SPK-ID: 2003393
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06448784277520873 2.9567e-08  
a 2.585165303457682 1.1112e-08 au
q 2.418453569820378 7.7957e-08 au
i 9.652164989022937 3.9669e-06 deg
node 156.4821821211837 1.9914e-05 deg
peri 106.0977731832653 3.8041e-05 deg
M 282.4403944539042 3.3151e-05 deg
tp 2458927.587536176853
(2020-Mar-19.08753618)
0.00014031 TDB
period 1518.206703019963
4.16
9.7887e-06
2.68e-08
d
yr
n .237121861788583 1.5289e-09 deg/d
Q 2.751877037094985 1.1829e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2220  
   data-arc span      23601 days (64.62 yr)  
   first obs. used      1954-09-27  
   last obs. used      2019-05-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48257  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-29 23:07:07  

Additional Information
 Earth MOID = 1.42372 au 
 Jupiter MOID = 2.32279 au 
 T_jup = 3.400 
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Orbital Elements at Epoch 2456701.5 (2014-Feb-13.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06426604191018596 2.9663e-08  
q 2.420869636509172 7.8277e-08 au
tp 2457402.534419233511
(2016-Jan-15.03441923)
0.00013835 TDB
node 156.5351384098547 1.9946e-05 deg
peri 104.5443430068541 3.8017e-05 deg
i 9.64150801542832 3.9632e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      2220  
   data-arc span      23601 days (64.62 yr)  
   first obs. used      1954-09-27  
   last obs. used      2019-05-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48257  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-29 23:07:07  

Additional Information
 Jupiter MOID = 2.32279 au 
 T_jup = 3.400 
Orbit Covariance (6×6)
  e q tp node peri i
e 8.799116957020431E-16 -2.301143431724795E-15 4.140053866108378E-14 7.537658770000754E-16 1.224263600065839E-14 1.420457424021629E-15
q -2.301143431724795E-15 6.127360293751502E-15 1.988269546795529E-13 -2.719498574375045E-15 2.947285242306043E-14 -3.853485189817264E-15
tp 4.140053866108378E-14 1.988269546795529E-13 1.913980694123189E-8 -2.71056160986957E-11 4.486018567851921E-9 -8.869615057485886E-13
node 7.537658770000754E-16 -2.719498574375045E-15 -2.71056160986957E-11 3.978331869669215E-10 -3.981376017340701E-10 2.285830151665419E-12
peri 1.224263600065839E-14 2.947285242306043E-14 4.486018567851921E-9 -3.981376017340701E-10 1.445279631716934E-9 -2.465456761860221E-12
i 1.420457424021629E-15 -3.853485189817264E-15 -8.869615057485886E-13 2.285830151665419E-12 -2.465456761860221E-12 1.570684952519146E-11

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 12.4   n/a MPO384782  
diameter diameter 9.629 km 0.132 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.145   0.024 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

3393 Stur (1984 WY1)          Discovered 1984-Nov-28 by Antal, M. at Piszkesteto
Reference: DISCOVERY.DBLast Updated: 2003-08-29

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Alternate Designations
 1984 WY1 = 1954 SB1 = 1975 TG3 = 1975 TJ4 = 1975 VC6 = 1979 SP4 = 1982 HU1 = 1982 HZ 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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