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JPL Small-Body Database Browser
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173296 (1999 TM262)
Classification: Main-belt Asteroid          SPK-ID: 2173296
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2802685239199938 9.9446e-08  
a 2.379019362386543 1.4814e-08 au
q 1.712255117313382 2.3382e-07 au
i 3.813181431329999 7.192e-06 deg
node 279.6821939021042 0.00010396 deg
peri 79.31506080648596 0.00010478 deg
M 121.6625517144318 1.6257e-05 deg
tp 2458147.550471276897
(2018-Jan-29.05047128)
5.7402e-05 TDB
period 1340.279552273887
3.67
1.2519e-05
3.428e-08
d
yr
n .2686006806484754 2.5089e-09 deg/d
Q 3.045783607459705 1.8966e-08 au
  Orbit Determination Parameters
   # obs. used (total)      295  
   data-arc span      7137 days (19.54 yr)  
   first obs. used      1999-07-23  
   last obs. used      2019-02-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6015  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 07:24:25  

Additional Information
 Earth MOID = .712904 au 
 Jupiter MOID = 2.42778 au 
 T_jup = 3.482 
[ 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 16.3   n/a MPO459805  
diameter diameter 1.336 km 0.306 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.327   0.137 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

173296 (1999 TM262)          Discovered 1999-Oct-15 by LONEOS at Anderson Mesa
Reference: 20080122/Numbers.arcLast Updated: 2008-01-28

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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