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JPL Small-Body Database Browser
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71085 (1999 XX122)
Classification: Main-belt Asteroid          SPK-ID: 2071085
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04083831600559713 5.2088e-08  
a 2.702084413438485 2.1943e-08 au
q 2.591735836288685 1.4749e-07 au
i 5.51829174198688 5.9002e-06 deg
node 334.4465784215511 5.1523e-05 deg
peri 53.19864742448308 8.456e-05 deg
M 158.5013622746331 6.9554e-05 deg
tp 2457886.205520289080
(2017-May-12.70552029)
0.00030998 TDB
period 1622.358376014321
4.44
1.9762e-05
5.411e-08
d
yr
n .221899184127504 2.703e-09 deg/d
Q 2.812432990588285 2.2839e-08 au
  Orbit Determination Parameters
   # obs. used (total)      472  
   data-arc span      9900 days (27.10 yr)  
   first obs. used      1992-02-28  
   last obs. used      2019-04-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60924  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 09:15:39  

Additional Information
 Earth MOID = 1.59797 au 
 Jupiter MOID = 2.36673 au 
 T_jup = 3.359 
[ 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 15.4   n/a MPO436280  

71085 (1999 XX122)          Discovered 1999-Dec-07 by CSS at Catalina
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 XX122 = 2001 DS67 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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