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79735 (1998 SD137)
Classification: Main-belt Asteroid          SPK-ID: 2079735
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08392421256342859 5.2366e-08  
a 2.433335722458211 1.1733e-08 au
q 2.229119938048444 1.278e-07 au
i 7.932605298272151 4.9215e-06 deg
node 56.05077502438286 4.529e-05 deg
peri 2.604519400296642 6.8707e-05 deg
M 218.3154159563243 4.9936e-05 deg
tp 2459546.159314799489
(2021-Nov-27.65931480)
0.000193 TDB
period 1386.441260732093
3.80
1.0028e-05
2.746e-08
d
yr
n .2596575925689823 1.878e-09 deg/d
Q 2.637551506867978 1.2718e-08 au
  Orbit Determination Parameters
   # obs. used (total)      721  
   data-arc span      7560 days (20.70 yr)  
   first obs. used      1998-09-19  
   last obs. used      2019-06-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59892  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 18:46:04  

Additional Information
 Earth MOID = 1.24128 au 
 Jupiter MOID = 2.63126 au 
 T_jup = 3.488 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.7   n/a MPO325005  

79735 (1998 SD137)          Discovered 1998-Sep-26 by LINEAR at Socorro
Reference: 20040504/Numbers.arcLast Updated: 2004-07-16
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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