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19198 (1992 ED8)
Classification: Main-belt Asteroid          SPK-ID: 2019198
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05747251650352311 4.8147e-08  
a 2.91943625680205 1.3339e-08 au
q 2.75164890835201 1.4433e-07 au
i 1.460858331634134 3.9248e-06 deg
node 341.2582535790596 0.0001315 deg
peri 204.227830557371 0.00013575 deg
M 251.5168293433302 3.6652e-05 deg
tp 2459749.543547434698
(2022-Jun-19.04354743)
0.00018731 TDB
period 1821.993917397905
4.99
1.2487e-05
3.419e-08
d
yr
n .1975857309744134 1.3541e-09 deg/d
Q 3.087223605252089 1.4105e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1799  
   data-arc span      10595 days (29.01 yr)  
   first obs. used      1992-02-09  
   last obs. used      2021-02-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51233  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 02:48:45  

Additional Information
 Earth MOID = 1.75238 au 
 Jupiter MOID = 1.87217 au 
 T_jup = 3.277 
[ 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 14.0   n/a MPO502314  

19198 (1992 ED8)          Discovered 1992-Mar-02 by UESAC at La Silla
Reference: 20001211/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1992 ED8 = 1994 PZ21 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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