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85154 (1986 TS4)
Classification: Main-belt Asteroid          SPK-ID: 2085154
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 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2940710332861711 4.4014e-08  
a 2.371287691828104 1.1359e-08 au
q 1.673960670073434 1.0238e-07 au
i 10.75899316152456 5.758e-06 deg
node 350.069078949886 2.239e-05 deg
peri 21.05569497560641 2.4404e-05 deg
M 82.73141558653306 8.0339e-06 deg
tp 2458693.991338060564
(2019-Jul-29.49133806)
2.9635e-05 TDB
period 1333.751121214446
3.65
9.5835e-06
2.624e-08
d
yr
n .2699154244550529 1.9394e-09 deg/d
Q 3.068614713582774 1.4699e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1134  
   data-arc span      12176 days (33.34 yr)  
   first obs. used      1986-10-02  
   last obs. used      2020-02-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49586  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 20:27:30  

Additional Information
 Earth MOID = .677484 au 
 Jupiter MOID = 2.41619 au 
 T_jup = 3.462 
[ 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 14.8   n/a MPO502664  
diameter diameter 6.544 km 0.095 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.065   0.010 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

85154 (1986 TS4)          Discovered 1986-Oct-11 by Jensen, P. at Brorfelde
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

Alternate Designations
 1986 TS4 = 1986 VE1 = 1999 FV58 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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