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91725 (1999 TM158)
Classification: Main-belt Asteroid          SPK-ID: 2091725
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1443482536374344 4.419e-08  
a 2.641702327097819 1.6864e-08 au
q 2.260377209551302 1.2007e-07 au
i 15.46480914123309 4.9026e-06 deg
node 175.2953964150195 1.7213e-05 deg
peri 184.1222978878474 2.3264e-05 deg
M 277.5644817152237 1.7602e-05 deg
tp 2459359.617126202134
(2021-May-25.11712620)
7.8212e-05 TDB
period 1568.282314743975
4.29
1.5017e-05
4.111e-08
d
yr
n .2295505067011935 2.1981e-09 deg/d
Q 3.023027444644336 1.9298e-08 au
  Orbit Determination Parameters
   # obs. used (total)      761  
   data-arc span      8091 days (22.15 yr)  
   first obs. used      1998-04-23  
   last obs. used      2020-06-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58062  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-24 00:40:46  

Additional Information
 Earth MOID = 1.25684 au 
 Jupiter MOID = 2.42942 au 
 T_jup = 3.329 
[ 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 15.0   n/a MPO468903  

91725 (1999 TM158)          Discovered 1999-Oct-08 by LINEAR at Socorro
Reference: 20041028/Numbers.arcLast Updated: 2004-10-29
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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