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JPL Small-Body Database Browser
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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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1443482664399468 4.7041e-08  
a 2.641702321229383 1.8133e-08 au
q 2.260377170709538 1.2561e-07 au
i 15.46481152772606 5.3671e-06 deg
node 175.2954046638736 1.7243e-05 deg
peri 184.1222665321348 2.3281e-05 deg
M 277.564502493201 1.7721e-05 deg
tp 2459359.617034489559
(2021-May-25.11703449)
7.8881e-05 TDB
period 1568.28230951816
4.29
1.6147e-05
4.421e-08
d
yr
n .2295505074660994 2.3635e-09 deg/d
Q 3.023027471749228 2.075e-08 au
  Orbit Determination Parameters
   # obs. used (total)      718  
   data-arc span      7678 days (21.02 yr)  
   first obs. used      1998-04-23  
   last obs. used      2019-05-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58796  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 07:23:57  

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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