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226472 (2003 SD174)
Classification: Outer Main-belt Asteroid          SPK-ID: 2226472
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07137691674117888 4.6403e-08  
a 3.213624087409283 3.4364e-08 au
q 2.984245508484824 1.5931e-07 au
i 6.213757772206885 6.0625e-06 deg
node 203.8481183133411 4.9409e-05 deg
peri 111.8829912991748 6.7252e-05 deg
M 9.351959526909797 4.4859e-05 deg
tp 2458945.837290395880
(2020-Apr-06.33729040)
0.00026206 TDB
period 2104.219484789158
5.76
3.3751e-05
9.241e-08
d
yr
n .1710848143942893 2.7442e-09 deg/d
Q 3.443002666333742 3.6817e-08 au
  Orbit Determination Parameters
   # obs. used (total)      299  
   data-arc span      6690 days (18.32 yr)  
   first obs. used      2001-04-30  
   last obs. used      2019-08-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53733  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 04:09:31  

Additional Information
 Earth MOID = 1.97847 au 
 Jupiter MOID = 1.78383 au 
 T_jup = 3.178 
[ 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 15.4   n/a MPO440183  
diameter diameter 4.059 km 1.295 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.068   0.023 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

226472 (2003 SD174)          Discovered 2003-Sep-18 by NEAT at Palomar
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04

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