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160191 (2001 XK212)
Classification: Main-belt Asteroid          SPK-ID: 2160191
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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .104139154034498 5.4638e-08  
a 2.708435822060717 1.6074e-08 au
q 2.426381606794583 1.485e-07 au
i 5.310615032890469 4.601e-06 deg
node 124.8122880150123 6.0004e-05 deg
peri 252.4371640057112 6.4598e-05 deg
M 151.2045099697606 2.5698e-05 deg
tp 2458516.685201885990
(2019-Feb-02.18520189)
0.00011296 TDB
period 1628.081909529523
4.46
1.4493e-05
3.968e-08
d
yr
n .2211190959698283 1.9684e-09 deg/d
Q 2.99049003732685 1.7747e-08 au
  Orbit Determination Parameters
   # obs. used (total)      441  
   data-arc span      8442 days (23.11 yr)  
   first obs. used      1998-01-25  
   last obs. used      2021-03-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53967  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 20:00:19  

Additional Information
 Earth MOID = 1.43264 au 
 Jupiter MOID = 2.48554 au 
 T_jup = 3.350 
[ 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 15.99   n/a E2021B55  

160191 (2001 XK212)          Discovered 2001-Dec-11 by LINEAR at Socorro
Reference: 20070730/Numbers.arcLast Updated: 2007-08-06

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