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160565 (1998 SW99)
Classification: Main-belt Asteroid          SPK-ID: 2160565
[ 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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2595343077374785 3.5595e-08  
a 2.296317643344945 1.033e-08 au
q 1.700344433434057 8.2194e-08 au
i 3.937217901037741 4.1484e-06 deg
node 312.82164167561 9.0122e-05 deg
peri 345.3625742231217 9.0733e-05 deg
M 184.8661287483573 1.3529e-05 deg
tp 2459818.821029991267
(2022-Aug-27.32102999)		 4.9879e-05 TDB
period 1271.002400655082
3.48		 8.5761e-06
2.348e-08		 d
yr
n .2832410071093918 1.9112e-09 deg/d
Q 2.892290853255834 1.3011e-08 au
   Orbit Determination Parameters
   # obs. used (total)      358  
   data-arc span      8716 days (23.86 yr)  
   first obs. used      1997-03-09  
   last obs. used      2021-01-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5552  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 19:46:19  

Additional Information
 Earth MOID = .682996 au 
 Jupiter MOID = 2.33818 au 
 T_jup = 3.546 
[ 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 16.6   n/a MPO502932  

160565 (1998 SW99)          Discovered 1998-Sep-26 by LINEAR at Socorro
Reference: 20070828/Numbers.arcLast Updated: 2007-08-30

[ show close-approach data ]
Alternate Designations
 1998 SW99 = 2005 SA99 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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