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357813 (2005 TD172)
Classification: Main-belt Asteroid          SPK-ID: 2357813
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1842914123280032 9.3357e-08  
a 3.09842988357336 4.7713e-08 au
q 2.527415864330335 2.8815e-07 au
i 10.8147669210487 1.0634e-05 deg
node 18.59556586342473 4.4325e-05 deg
peri 21.40657245768977 5.0585e-05 deg
M 169.6843679208514 2.4107e-05 deg
tp 2457661.533127867566
(2016-Sep-30.03312787)
0.00012417 TDB
period 1992.099084373806
5.45
4.6015e-05
1.26e-07
d
yr
n .1807139026486536 4.1743e-09 deg/d
Q 3.669443902816385 5.6506e-08 au
  Orbit Determination Parameters
   # obs. used (total)      167  
   data-arc span      4977 days (13.63 yr)  
   first obs. used      2005-10-10  
   last obs. used      2019-05-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52413  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 06:43:08  

Additional Information
 Earth MOID = 1.53755 au 
 Jupiter MOID = 1.80313 au 
 T_jup = 3.169 
[ 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 16.0   n/a MPO437511  
diameter diameter 4.450 km 0.232 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.032   0.005 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

357813 (2005 TD172)          Discovered 2005-Oct-10 by Spacewatch at Kitt Peak
Reference: 20130327/Numbers.arcLast Updated: 2013-03-29

[ show close-approach data ]
Alternate Designations
 2005 TD172 = 2005 UZ489 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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