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56858 (2000 QZ77)
Classification: Main-belt Asteroid          SPK-ID: 2056858
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1695565807713777 3.3159e-08  
a 2.619158896299139 1.3694e-08 au
q 2.175063269345722 8.8067e-08 au
i 3.293663509697308 7.5685e-06 deg
node 151.0369375111671 9.258e-05 deg
peri 121.1118398834578 9.5985e-05 deg
M 291.1048752552597 2.5746e-05 deg
tp 2459296.796953912927
(2021-Mar-23.29695391)
0.00011123 TDB
period 1548.250384970776
4.24
1.2143e-05
3.325e-08
d
yr
n .2325205299443831 1.8236e-09 deg/d
Q 3.063254523252557 1.6016e-08 au
  Orbit Determination Parameters
   # obs. used (total)      576  
   data-arc span      9158 days (25.07 yr)  
   first obs. used      1995-04-25  
   last obs. used      2020-05-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5436  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 22:57:33  

Additional Information
 Earth MOID = 1.16107 au 
 Jupiter MOID = 2.04918 au 
 T_jup = 3.383 
[ 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 15.7   n/a MPO426316  

56858 (2000 QZ77)          Discovered 2000-Aug-24 by LINEAR at Socorro
Reference: 20030318/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2000 QZ77 = 2001 XA170 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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