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30848 (1991 RZ19)
Classification: Main-belt Asteroid          SPK-ID: 2030848
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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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.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1621733315227946 4.3092e-08  
a 2.78303681618272 1.1377e-08 au
q 2.331702463951777 1.1768e-07 au
i 8.676122890530754 4.3443e-06 deg
node 337.1984380897769 1.9219e-05 deg
peri 14.22569146457345 2.1752e-05 deg
M 154.1114553129031 9.6603e-06 deg
tp 2458670.545711641404
(2019-Jul-06.04571164)
4.4555e-05 TDB
period 1695.808681311009
4.64
1.0398e-05
2.847e-08
d
yr
n .2122880982786857 1.3017e-09 deg/d
Q 3.234371168413663 1.3222e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1959  
   data-arc span      10832 days (29.66 yr)  
   first obs. used      1991-09-12  
   last obs. used      2021-05-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .46883  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 19:50:15  

Additional Information
 Earth MOID = 1.32586 au 
 Jupiter MOID = 2.19519 au 
 T_jup = 3.296 
[ 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 13.77   n/a MPCxxxxx  

30848 (1991 RZ19)          Discovered 1991-Sep-14 by Holt, H. E. at Palomar
Reference: 20011130/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1991 RZ19 = 2000 ON26 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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