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19812 (2000 SG119)
Classification: Outer Main-belt Asteroid          SPK-ID: 2019812
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.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06388725203232326 3.8704e-08  
a 3.208700276878766 2.2059e-08 au
q 3.003705233593626 1.3215e-07 au
i 12.62020740257933 4.8916e-06 deg
node 195.722690879842 1.694e-05 deg
peri 53.97079550258999 4.0812e-05 deg
M 317.7705426740997 3.8407e-05 deg
tp 2459446.766395730687
(2021-Aug-20.26639573)
0.00022458 TDB
period 2099.385312457528
5.75
2.1649e-05
5.927e-08
d
yr
n .1714787646954556 1.7683e-09 deg/d
Q 3.413695320163905 2.3468e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1216  
   data-arc span      10608 days (29.04 yr)  
   first obs. used      1992-03-07  
   last obs. used      2021-03-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51397  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 02:59:59  

Additional Information
 Earth MOID = 2.01054 au 
 Jupiter MOID = 1.6079 au 
 T_jup = 3.151 
[ 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 13.78   n/a E2021B10  
rotation period rot_per 3.182 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]

19812 (2000 SG119)          Discovered 2000-Sep-24 by LINEAR at Socorro
Reference: 20001211/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2000 SG119 = 1998 HS125 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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