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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 ]

[ show orbit diagram ]
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 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456767.5 (2014-Apr-20.0) TDB
Reference: JPL 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2957545029713238 4.4363e-08  
q 1.668793709612325 1.034e-07 au
tp 2457359.054999491904
(2015-Dec-02.55499949)
3.0191e-05 TDB
node 350.210330240643 2.2325e-05 deg
peri 20.69553021097073 2.4304e-05 deg
i 10.78345902495004 5.7672e-06 deg
  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
 Jupiter MOID = 2.41619 au 
 T_jup = 3.462 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.968086675324411E-15 -4.574719054971197E-15 -4.183041285947389E-13 1.321267727010576E-14 -2.019670289572422E-13 3.879564169499326E-16
q -4.574719054971197E-15 1.069118738031898E-14 9.290768163285837E-13 -3.018255959397731E-14 4.509444312745042E-13 -1.931850006980341E-16
tp -4.183041285947389E-13 9.290768163285837E-13 9.114749914448851E-10 -1.569000160211755E-11 2.974673213558953E-10 -4.996386218721215E-12
node 1.321267727010576E-14 -3.018255959397731E-14 -1.569000160211755E-11 4.984147168622092E-10 -4.933806385496781E-10 -1.833808887292842E-11
peri -2.019670289572422E-13 4.509444312745042E-13 2.974673213558953E-10 -4.933806385496781E-10 5.906997516540973E-10 1.639803835937149E-11
i 3.879564169499326E-16 -1.931850006980341E-16 -4.996386218721215E-12 -1.833808887292842E-11 1.639803835937149E-11 3.326030382471532E-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 14.8   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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