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109877 (2001 RZ154)
Classification: Main-belt Asteroid          SPK-ID: 2109877
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 .1073274487800799 1.0409e-07  
a 2.542713872340625 1.7892e-08 au
q 2.269810879444587 2.7179e-07 au
i 5.723868142797041 4.806e-06 deg
node 63.65885428747431 8.2081e-05 deg
peri 277.1723745801785 8.4673e-05 deg
M 229.3131246408304 2.2718e-05 deg
tp 2459538.118418697267
(2021-Nov-19.61841870)
9.5388e-05 TDB
period 1480.964558981908
4.05
1.5632e-05
4.28e-08
d
yr
n .24308481780785 2.5658e-09 deg/d
Q 2.815616865236662 1.9813e-08 au
  Orbit Determination Parameters
   # obs. used (total)      270  
   data-arc span      6800 days (18.62 yr)  
   first obs. used      2001-09-12  
   last obs. used      2020-04-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56949  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 19:09:51  

Additional Information
 Earth MOID = 1.27021 au 
 Jupiter MOID = 2.5352 au 
 T_jup = 3.429 
[ 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 16.3   n/a MPO417564  

109877 (2001 RZ154)          Discovered 2001-Sep-12 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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