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91616 (1999 TR33)
Classification: Main-belt Asteroid          SPK-ID: 2091616
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1376003290243315 7.4094e-08  
a 2.963274800295557 2.0573e-08 au
q 2.555527212785378 2.2815e-07 au
i 9.934004381201301 6.3128e-06 deg
node 206.3703190750977 2.927e-05 deg
peri 182.2636219409178 3.5927e-05 deg
M 10.45390571157838 2.3439e-05 deg
tp 2458946.395623513196
(2020-Apr-06.89562351)
0.00012105 TDB
period 1863.186456108643
5.10
1.9403e-05
5.312e-08
d
yr
n .1932173770476401 2.0122e-09 deg/d
Q 3.371022387805735 2.3404e-08 au
  Orbit Determination Parameters
   # obs. used (total)      487  
   data-arc span      7363 days (20.16 yr)  
   first obs. used      1999-09-18  
   last obs. used      2019-11-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59892  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 08:17:10  

Additional Information
 Earth MOID = 1.56043 au 
 Jupiter MOID = 2.07308 au 
 T_jup = 3.228 
[ 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 15.1   n/a MPO453356  

91616 (1999 TR33)          Discovered 1999-Oct-04 by LINEAR at Socorro
Reference: 20041028/Numbers.arcLast Updated: 2004-10-29

[ show close-approach data ]
Alternate Designations
 1999 TR33 = 2001 BW52 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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