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173253 (1999 RQ93)
Classification: Main-belt Asteroid          SPK-ID: 2173253
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .22626607564469 5.7338e-08  
a 2.381897937300906 1.2951e-08 au
q 1.842955238441648 1.3312e-07 au
i 2.850440667334591 5.5331e-06 deg
node 52.98070519399367 9.6682e-05 deg
peri 308.5304761901967 9.7553e-05 deg
M 224.688353419699 1.9239e-05 deg
tp 2459505.179689864976
(2021-Oct-17.67968987)
7.4845e-05 TDB
period 1342.71286281015
3.68
1.0951e-05
2.998e-08
d
yr
n .2681139132357454 2.1866e-09 deg/d
Q 2.920840636160163 1.5881e-08 au
  Orbit Determination Parameters
   # obs. used (total)      375  
   data-arc span      15533 days (42.53 yr)  
   first obs. used      1977-10-16  
   last obs. used      2020-04-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60212  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 03:25:27  

Additional Information
 Earth MOID = .841888 au 
 Jupiter MOID = 2.53494 au 
 T_jup = 3.501 
[ 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 16.6   n/a MPO264383  

173253 (1999 RQ93)          Discovered 1999-Sep-07 by LINEAR at Socorro
Reference: 20080122/Numbers.arcLast Updated: 2008-01-28

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Alternate Designations
 1999 RQ93 = 3071 T-3 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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