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JPL Small-Body Database Browser
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91728 (1999 TM162)
Classification: Main-belt Asteroid          SPK-ID: 2091728
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ 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 .08144031838230886 4.7699e-08  
a 3.129217745515617 3.1627e-08 au
q 2.874373256033254 1.5448e-07 au
i 9.955117138292938 6.3038e-06 deg
node 180.7528401643951 2.742e-05 deg
peri 241.2448247316283 4.6188e-05 deg
M 238.3586790349038 3.934e-05 deg
tp 2459683.673057260189
(2022-Apr-14.17305726)
0.00022474 TDB
period 2021.864763243066
5.54
3.0652e-05
8.392e-08
d
yr
n .1780534517168007 2.6994e-09 deg/d
Q 3.38406223499798 3.4203e-08 au
  Orbit Determination Parameters
   # obs. used (total)      571  
   data-arc span      7159 days (19.60 yr)  
   first obs. used      1999-10-04  
   last obs. used      2019-05-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60703  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 06:04:32  

Additional Information
 Earth MOID = 1.9024 au 
 Jupiter MOID = 1.94172 au 
 T_jup = 3.185 
[ 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 14.6   n/a MPO436413  
diameter diameter 7.917 km 0.232 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.049   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

91728 (1999 TM162)          Discovered 1999-Oct-09 by LINEAR at Socorro
Reference: 20041028/Numbers.arcLast Updated: 2004-10-29

[ show close-approach data ]
Alternate Designations
 1999 TM162 = 2002 GH164 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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