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71110 (1999 XZ154)
Classification: Main-belt Asteroid          SPK-ID: 2071110
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2052541822206707 4.1691e-08  
a 2.625027979667487 1.5971e-08 au
q 2.086230008394458 1.0685e-07 au
i 12.05612862866527 5.1749e-06 deg
node 242.3224519453606 2.3347e-05 deg
peri 276.1876585824905 2.6842e-05 deg
M 235.3745837379223 1.5451e-05 deg
tp 2459538.278522047143
(2021-Nov-19.77852205)
6.9199e-05 TDB
period 1553.457342359804
4.25
1.4177e-05
3.881e-08
d
yr
n .2317411557971308 2.1149e-09 deg/d
Q 3.163825950940517 1.9249e-08 au
  Orbit Determination Parameters
   # obs. used (total)      551  
   data-arc span      21579 days (59.08 yr)  
   first obs. used      1960-09-24  
   last obs. used      2019-10-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55285  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 16:20:57  

Additional Information
 Earth MOID = 1.13508 au 
 Jupiter MOID = 2.0216 au 
 T_jup = 3.342 
[ 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 15.1   n/a MPO493363  

71110 (1999 XZ154)          Discovered 1999-Dec-08 by LINEAR at Socorro
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 XZ154 = 2001 KZ30 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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