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91591 (1999 TJ3)
Classification: Main-belt Asteroid          SPK-ID: 2091591
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1864554773782998 4.1229e-08  
a 3.042330092740624 2.6359e-08 au
q 2.475070982956304 1.2362e-07 au
i 4.654792268539196 5.1678e-06 deg
node 23.76600071033798 5.6178e-05 deg
peri 210.676975432968 5.7788e-05 deg
M 79.48170025767992 1.6194e-05 deg
tp 2458572.570156596304
(2019-Mar-30.07015660)
8.3962e-05 TDB
period 1938.241672308025
5.31
2.519e-05
6.897e-08
d
yr
n .1857353523780748 2.4139e-09 deg/d
Q 3.609589202524945 3.1274e-08 au
  Orbit Determination Parameters
   # obs. used (total)      556  
   data-arc span      9928 days (27.18 yr)  
   first obs. used      1992-04-25  
   last obs. used      2019-07-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53201  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-29 14:03:54  

Additional Information
 Earth MOID = 1.46543 au 
 Jupiter MOID = 1.40586 au 
 T_jup = 3.208 
[ show covariance matrix ]

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 15.0   n/a MPO436412  
diameter diameter 5.044 km 2.043 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.076   0.039 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

91591 (1999 TJ3)          Discovered 1999-Oct-04 by Comba, P. G. at Prescott
Reference: 20041028/Numbers.arcLast Updated: 2004-10-29

[ show close-approach data ]
Alternate Designations
 1999 TJ3 = 2002 CE161 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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