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56057 (1998 XZ59)
Classification: Main-belt Asteroid          SPK-ID: 2056057
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 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1590070525837751 4.7654e-08  
a 2.302887725117591 1.0173e-08 au
q 1.936712335515288 1.0884e-07 au
i 3.478517117901688 4.0426e-06 deg
node 96.11486221569649 9.4874e-05 deg
peri 300.1471088338142 9.604e-05 deg
M 88.31575080608815 1.618e-05 deg
tp 2458687.356617179242
(2019-Jul-22.85661718)
5.6813e-05 TDB
period 1276.461070494592
3.49
8.4578e-06
2.316e-08
d
yr
n .2820297526664955 1.8687e-09 deg/d
Q 2.669063114719894 1.179e-08 au
  Orbit Determination Parameters
   # obs. used (total)      740  
   data-arc span      7824 days (21.42 yr)  
   first obs. used      1998-12-15  
   last obs. used      2020-05-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54023  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 23:01:07  

Additional Information
 Earth MOID = .946637 au 
 Jupiter MOID = 2.74437 au 
 T_jup = 3.571 
[ 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 15.7   n/a MPO452931  

56057 (1998 XZ59)          Discovered 1998-Dec-15 by LINEAR at Socorro
Reference: 20030318/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 XZ59 = 2001 PD6 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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