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91629 (1999 TR58)
Classification: Main-belt Asteroid          SPK-ID: 2091629
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1937594972681078 5.1965e-08  
a 3.198919139076219 2.9001e-08 au
q 2.579098174887483 1.7918e-07 au
i 2.736754363954998 6.8696e-06 deg
node 152.0507781099195 0.00015714 deg
peri 152.0299518178419 0.00015871 deg
M 6.107076419611983 2.2035e-05 deg
tp 2459361.048536034163
(2021-May-26.54853603)
0.00012778 TDB
period 2089.793241610059
5.72
2.8419e-05
7.781e-08
d
yr
n .1722658456501859 2.3426e-09 deg/d
Q 3.818740103264956 3.462e-08 au
  Orbit Determination Parameters
   # obs. used (total)      275  
   data-arc span      8374 days (22.93 yr)  
   first obs. used      1998-08-27  
   last obs. used      2021-07-31  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57417  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 23:32:14  

Additional Information
 Earth MOID = 1.56381 au 
 Jupiter MOID = 1.44178 au 
 T_jup = 3.163 
[ 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 15.85   n/a MPO637245  
diameter diameter 2.993 km 0.965 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.094   0.061 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

91629 (1999 TR58)          Discovered 1999-Oct-06 by Spacewatch at Kitt Peak
Reference: 20041028/Numbers.arcLast Updated: 2004-10-29

[ show close-approach data ]
Alternate Designations
 1999 TR58 = 1998 QK60 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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