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160157 (2001 RZ19)
Classification: Main-belt Asteroid          SPK-ID: 2160157
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2290365203501156 3.8164e-08  
a 3.042197081425028 2.497e-08 au
q 2.345422847676162 1.1508e-07 au
i 8.654171263291639 5.8084e-06 deg
node 170.2478860922827 3.0666e-05 deg
peri 108.8944923309726 3.3554e-05 deg
M 232.2670297923411 1.4527e-05 deg
tp 2459688.169804887156
(2022-Apr-18.66980489)
8.2367e-05 TDB
period 1938.114563193115
5.31
2.3862e-05
6.533e-08
d
yr
n .1857475336271592 2.2869e-09 deg/d
Q 3.738971315173894 3.0689e-08 au
  Orbit Determination Parameters
   # obs. used (total)      318  
   data-arc span      7212 days (19.75 yr)  
   first obs. used      2000-05-04  
   last obs. used      2020-02-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55739  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 13:15:02  

Additional Information
 Earth MOID = 1.3469 au 
 Jupiter MOID = 1.54536 au 
 T_jup = 3.182 
[ 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 15.6   n/a MPO426991  

160157 (2001 RZ19)          Discovered 2001-Sep-07 by LINEAR at Socorro
Reference: 20070730/Numbers.arcLast Updated: 2007-08-06

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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