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JPL Small-Body Database Browser
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160646 (1999 XK44)
Classification: Main-belt Asteroid          SPK-ID: 2160646
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1883720683811577 6.0399e-08  
a 2.624671810047918 1.459e-08 au
q 2.130256952367474 1.5589e-07 au
i 1.12105214355436 5.9526e-06 deg
node 351.1241597440366 0.00031416 deg
peri 60.05471719044755 0.00031451 deg
M 210.9181188263761 1.3821e-05 deg
tp 2459243.681139101589
(2021-Jan-29.18113910)
6.0748e-05 TDB
period 1553.141188276996
4.25
1.2951e-05
3.546e-08
d
yr
n .2317883285288262 1.9327e-09 deg/d
Q 3.119086667728361 1.7339e-08 au
  Orbit Determination Parameters
   # obs. used (total)      462  
   data-arc span      6790 days (18.59 yr)  
   first obs. used      1999-11-03  
   last obs. used      2018-06-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55683  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 12:07:27  

Additional Information
 Earth MOID = 1.1408 au 
 Jupiter MOID = 2.25563 au 
 T_jup = 3.377 
[ 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 15.8   n/a MPO439951  

160646 (1999 XK44)          Discovered 1999-Dec-07 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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