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46724 (1997 SU7)
Classification: Main-belt Asteroid          SPK-ID: 2046724
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1250561616374179 3.7091e-08  
a 3.15111603591551 1.9535e-08 au
q 2.7570495595898 1.2026e-07 au
i 10.51052886758008 5.2602e-06 deg
node 354.1840711284535 2.2106e-05 deg
peri 94.09596763872389 3.1417e-05 deg
M 351.3764873024216 2.1177e-05 deg
tp 2459249.441438150976
(2021-Feb-03.94143815)
0.00012029 TDB
period 2043.125388949565
5.59
1.8999e-05
5.202e-08
d
yr
n .176200639445378 1.6385e-09 deg/d
Q 3.545182512241219 2.1978e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1158  
   data-arc span      8519 days (23.32 yr)  
   first obs. used      1997-09-23  
   last obs. used      2021-01-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50378  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 04:47:31  

Additional Information
 Earth MOID = 1.79858 au 
 Jupiter MOID = 1.71961 au 
 T_jup = 3.170 
[ 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 14.15   n/a E2021B10  
diameter diameter 5.157 km 0.223 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.201   0.044 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

46724 (1997 SU7)          Discovered 1997-Sep-23 by Spacewatch at Kitt Peak
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1997 SU7 = 1999 CS17 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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