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160647 (1999 XH69)
Classification: Main-belt Asteroid          SPK-ID: 2160647
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2198050940623007 2.8947e-08  
a 2.58540386821772 9.7239e-09 au
q 2.017118927775088 7.2981e-08 au
i 3.024354983570769 4.0194e-06 deg
node 76.84916486160044 8.178e-05 deg
peri 325.9824955804118 8.2689e-05 deg
M 41.81310019846537 1.3277e-05 deg
tp 2459024.139676559895
(2020-Jun-23.63967656)
5.5516e-05 TDB
period 1518.416863066471
4.16
8.5663e-06
2.345e-08
d
yr
n .2370890423812689 1.3376e-09 deg/d
Q 3.153688808660352 1.1861e-08 au
  Orbit Determination Parameters
   # obs. used (total)      777  
   data-arc span      7793 days (21.34 yr)  
   first obs. used      1999-11-09  
   last obs. used      2021-03-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49384  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 20:02:13  

Additional Information
 Earth MOID = 1.02588 au 
 Jupiter MOID = 2.25619 au 
 T_jup = 3.386 
[ 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 15.87   n/a MPCxxxxx  

160647 (1999 XH69)          Discovered 1999-Dec-07 by LINEAR at Socorro
Reference: 20070828/Numbers.arcLast Updated: 2007-08-30

[ show close-approach data ]
Alternate Designations
 1999 XH69 = 2003 UG41 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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