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170891 (2004 TY16)
Classification: Amor [NEO]          SPK-ID: 2170891
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 147 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4044885846606361 5.2316e-08  
a 1.982967439879648 9.4283e-09 au
q 1.180879746694604 1.0568e-07 au
i 8.145871192759879 4.6708e-06 deg
node 329.9030163301509 2.4661e-05 deg
peri 177.3546973241784 2.5789e-05 deg
M 359.3877656827464 1.3509e-05 deg
tp 2458602.234550586406
(2019-Apr-28.73455059)		 3.8284e-05 TDB
period 1019.933371110882
2.79		 7.2741e-06
1.992e-08		 d
yr
n .3529642329556278 2.5173e-09 deg/d
Q 2.785055133064691 1.3242e-08 au
   Orbit Determination Parameters
   # obs. used (total)      651  
   data-arc span      6406 days (17.54 yr)  
   first obs. used      2001-09-09  
   last obs. used      2019-03-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .45526  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Mar-27 07:52:21  

Additional Information
 Earth MOID = .193109 au 
 Jupiter MOID = 2.23399 au 
 T_jup = 3.742 
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[ 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 17.0   n/a MPO459795  
rotation period rot_per 2.795 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Published Reference List:
[Carbognani, A. (2008) Minor Planet Bull. 35, 109-110.]

170891 (2004 TY16)          Discovered 2004-Oct-10 by LINEAR at Socorro
Reference: 20071124/Numbers.arcLast Updated: 2007-11-26

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