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134372 (1995 SB4)
Classification: Main-belt Asteroid          SPK-ID: 2134372
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3959554876462266 5.9434e-08  
a 3.14559741506425 2.5956e-08 au
q 1.900080856643775 1.8561e-07 au
i 23.00839600281518 8.4262e-06 deg
node 278.9579475149141 1.7521e-05 deg
peri 107.598689898043 2.2145e-05 deg
M 171.2855002562568 1.2537e-05 deg
tp 2458230.947712345247
(2018-Apr-22.44771235)
6.1696e-05 TDB
period 2037.760481964446
5.58
2.5222e-05
6.905e-08
d
yr
n .1766645310801945 2.1866e-09 deg/d
Q 4.391113973484725 3.6233e-08 au
  Orbit Determination Parameters
   # obs. used (total)      277  
   data-arc span      8978 days (24.58 yr)  
   first obs. used      1995-09-25  
   last obs. used      2020-04-24  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57917  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 18:08:05  

Additional Information
 Earth MOID = 1.03499 au 
 Jupiter MOID = 1.83246 au 
 T_jup = 2.969 
[ 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 15.06   n/a E2021B55  

134372 (1995 SB4)          Discovered 1995-Sep-25 by Spahr, T. B. at Catalina Station
Reference: 20060907/Numbers.arcLast Updated: 2006-09-10

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