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91597 (1999 TB13)
Classification: Main-belt Asteroid          SPK-ID: 2091597
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2215896663822094 5.1614e-08  
a 2.726991316557443 1.3783e-08 au
q 2.122718220494297 1.4021e-07 au
i 7.923085583638195 4.3428e-06 deg
node 291.8866959601759 4.0041e-05 deg
peri 71.28088332919602 4.1113e-05 deg
M 227.1818493296283 1.0735e-05 deg
tp 2459607.346690183753
(2022-Jan-27.84669018)
5.1258e-05 TDB
period 1644.841517243661
4.50
1.247e-05
3.414e-08
d
yr
n .2188660708195578 1.6593e-09 deg/d
Q 3.331264412620589 1.6837e-08 au
  Orbit Determination Parameters
   # obs. used (total)      914  
   data-arc span      7542 days (20.65 yr)  
   first obs. used      1999-09-04  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52011  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 16:42:23  

Additional Information
 Earth MOID = 1.13578 au 
 Jupiter MOID = 2.21274 au 
 T_jup = 3.306 
[ 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 14.5   n/a MPO385379  

91597 (1999 TB13)          Discovered 1999-Oct-10 by Kobayashi, T. at Oizumi
Reference: 20041028/Numbers.arcLast Updated: 2004-10-29

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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