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4781 Sladkovic (1980 TP)
Classification: Main-belt Asteroid          SPK-ID: 2004781
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 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1900813378851373 3.947e-08  
a 2.156411522074526 4.663e-09 au
q 1.746517934927674 8.4257e-08 au
i 1.674764833307655 3.5095e-06 deg
node 158.6668492690263 0.00012081 deg
peri 190.2310048649228 0.00012113 deg
M 207.3693336658118 1.0039e-05 deg
tp 2459490.882757956424
(2021-Oct-03.38275796)
3.2827e-05 TDB
period 1156.633834499413
3.17
3.7517e-06
1.027e-08
d
yr
n .3112480279083368 1.0096e-09 deg/d
Q 2.566305109221377 5.5494e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2393  
   data-arc span      21293 days (58.30 yr)  
   first obs. used      1961-10-18  
   last obs. used      2020-02-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .474  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 17:21:46  

Additional Information
 Earth MOID = .740109 au 
 Jupiter MOID = 2.85255 au 
 T_jup = 3.676 
[ 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 MPO452233  
diameter diameter 3.915 km 0.164 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.167   0.030 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

4781 Sladkovic (1980 TP)          Discovered 1980-Oct-03 by Vavrova, Z. at Klet
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1980 TP = 1961 UL = 1983 QB = 1983 RJ2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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