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JPL Small-Body Database Browser
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91697 (1999 TO137)
Classification: Main-belt Asteroid          SPK-ID: 2091697
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03578795733422438 5.1388e-08  
a 3.135107402587352 3.0676e-08 au
q 3.022908312625345 1.5711e-07 au
i 12.72220601650659 5.9226e-06 deg
node 192.7993201790128 2.4367e-05 deg
peri 222.6215083678976 8.5248e-05 deg
M 218.4131350892341 8.3393e-05 deg
tp 2459797.939101240723
(2022-Aug-06.43910124)
0.00047161 TDB
period 2027.575627354906
5.55
2.9759e-05
8.148e-08
d
yr
n .177551946838916 2.606e-09 deg/d
Q 3.247306492549359 3.1774e-08 au
  Orbit Determination Parameters
   # obs. used (total)      530  
   data-arc span      7150 days (19.58 yr)  
   first obs. used      1999-10-06  
   last obs. used      2019-05-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57175  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 06:04:28  

Additional Information
 Earth MOID = 2.04146 au 
 Jupiter MOID = 1.90502 au 
 T_jup = 3.173 
[ 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 6.568 km 0.277 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.071   0.024 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

91697 (1999 TO137)          Discovered 1999-Oct-06 by LINEAR at Socorro
Reference: 20041028/Numbers.arcLast Updated: 2004-10-29

[ show close-approach data ]
Alternate Designations
 1999 TO137 = 2002 EF82 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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