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160898 (2001 SY262)
Classification: Mars-crossing Asteroid          SPK-ID: 2160898
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.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1091080419637535 5.6363e-08  
a 1.860276558775918 6.9566e-09 au
q 1.657305425936809 1.0302e-07 au
i 20.59427811649998 5.7158e-06 deg
node 218.9637945290228 1.5171e-05 deg
peri 110.02441728 3.4712e-05 deg
M 236.5325997940082 3.4426e-05 deg
tp 2459518.344353052935
(2021-Oct-30.84435305)
8.967e-05 TDB
period 926.7544866754532
2.54
5.1985e-06
1.423e-08
d
yr
n .3884523950797672 2.179e-09 deg/d
Q 2.063247691615028 7.7157e-09 au
  Orbit Determination Parameters
   # obs. used (total)      256  
   data-arc span      7962 days (21.80 yr)  
   first obs. used      1998-05-01  
   last obs. used      2020-02-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55965  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 20:03:16  

Additional Information
 Earth MOID = .732117 au 
 Jupiter MOID = 3.19174 au 
 T_jup = 3.910 
[ 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 17.40   n/a E2020-QM9  

160898 (2001 SY262)          Discovered 2001-Sep-24 by LINEAR at Socorro
Reference: 20070828/Numbers.arcLast Updated: 2007-08-30
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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