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JPL Small-Body Database Browser
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245537 (2005 TW26)
Classification: Main-belt Asteroid          SPK-ID: 2245537
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1834595842027972 5.8931e-08  
a 3.00597431544968 3.2391e-08 au
q 2.454499517412994 1.8668e-07 au
i .6793660749536062 6.2045e-06 deg
node 149.1737664399085 0.00063068 deg
peri 174.2150666705312 0.00063104 deg
M 346.0590891523325 2.2743e-05 deg
tp 2459074.216545330629
(2020-Aug-12.71654533)
0.00012072 TDB
period 1903.602756592237
5.21
3.0769e-05
8.424e-08
d
yr
n .1891150865133539 3.0567e-09 deg/d
Q 3.557449113486367 3.8334e-08 au
  Orbit Determination Parameters
   # obs. used (total)      284  
   data-arc span      9031 days (24.73 yr)  
   first obs. used      1994-09-08  
   last obs. used      2019-05-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58818  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 09:44:02  

Additional Information
 Earth MOID = 1.44223 au 
 Jupiter MOID = 1.77516 au 
 T_jup = 3.225 
[ 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 16.1   n/a MPO437144  
diameter diameter 2.501 km 0.442 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.112   0.080 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

245537 (2005 TW26)          Discovered 2005-Oct-01 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20100726/Numbers.arcLast Updated: 2010-07-28

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