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91504 (1999 RZ153)
Classification: Main-belt Asteroid          SPK-ID: 2091504
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06020090457513678 4.2458e-08  
a 2.681763857804674 1.7536e-08 au
q 2.520319247707924 1.1787e-07 au
i 10.85495508559942 5.3832e-06 deg
node 323.4497644614548 2.4358e-05 deg
peri 321.2094443415659 5.3451e-05 deg
M 311.6772369276043 4.835e-05 deg
tp 2459215.817081911554
(2021-Jan-01.31708191)
0.00021529 TDB
period 1604.091830842333
4.39
1.5734e-05
4.308e-08
d
yr
n .2244260540937726 2.2013e-09 deg/d
Q 2.843208467901424 1.8592e-08 au
  Orbit Determination Parameters
   # obs. used (total)      788  
   data-arc span      7611 days (20.84 yr)  
   first obs. used      1999-09-07  
   last obs. used      2020-07-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55931  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 20:39:39  

Additional Information
 Earth MOID = 1.51348 au 
 Jupiter MOID = 2.3597 au 
 T_jup = 3.348 
[ 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 14.9   n/a MPO468901  

91504 (1999 RZ153)          Discovered 1999-Sep-09 by LINEAR at Socorro
Reference: 20041028/Numbers.arcLast Updated: 2004-10-29
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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