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344676 (2003 SF189)
Classification: Main-belt Asteroid          SPK-ID: 2344676
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1682612162190694 4.8465e-08  
a 2.648745341697331 1.6144e-08 au
q 2.203064229048744 1.3317e-07 au
i 11.60765796917094 3.7773e-06 deg
node 228.8896567320167 2.2334e-05 deg
peri 118.2243751476754 2.7277e-05 deg
M 15.20787969514079 1.2074e-05 deg
tp 2459133.984187058124
(2020-Oct-11.48418706)
5.2991e-05 TDB
period 1574.558264471712
4.31
1.4395e-05
3.941e-08
d
yr
n .2286355532996332 2.0903e-09 deg/d
Q 3.094426454345919 1.886e-08 au
  Orbit Determination Parameters
   # obs. used (total)      514  
   data-arc span      7680 days (21.03 yr)  
   first obs. used      1999-11-28  
   last obs. used      2020-12-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5011  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 16:02:32  

Additional Information
 Earth MOID = 1.22361 au 
 Jupiter MOID = 2.47948 au 
 T_jup = 3.342 
[ hide covariance matrix ]
Orbital Elements at Epoch 2458243.5 (2018-May-05.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1694892614253121 4.8459e-08  
q 2.199124090621571 1.3337e-07 au
tp 2457560.992653699866
(2016-Jun-21.49265370)
5.8652e-05 TDB
node 228.9346917216727 2.2309e-05 deg
peri 118.5295067850981 2.7188e-05 deg
i 11.61688028644373 3.7804e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      514  
   data-arc span      7680 days (21.03 yr)  
   first obs. used      1999-11-28  
   last obs. used      2020-12-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5011  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 16:02:32  

Additional Information
 Jupiter MOID = 2.47948 au 
 T_jup = 3.342 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.348318388841367E-15 -6.433145237177487E-15 8.344187535781512E-13 -6.879380204195062E-15 2.631719229765303E-13 -1.557603091423403E-14
q -6.433145237177487E-15 1.778639535722994E-14 -2.630834887417277E-12 1.953218900098043E-14 -7.941105072230548E-13 4.305332260890229E-14
tp 8.344187535781512E-13 -2.630834887417277E-12 3.440059242252685E-9 -5.631663613610783E-12 9.274459874617781E-10 -2.649959546029701E-12
node -6.879380204195062E-15 1.953218900098043E-14 -5.631663613610783E-12 4.976793207062484E-10 -4.890491450876655E-10 -2.1408370106651E-11
peri 2.631719229765303E-13 -7.941105072230548E-13 9.274459874617781E-10 -4.890491450876655E-10 7.392026630826804E-10 2.01794288130109E-11
i -1.557603091423403E-14 4.305332260890229E-14 -2.649959546029701E-12 -2.1408370106651E-11 2.01794288130109E-11 1.429142667624512E-11

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 16.33   n/a E2021B25  

344676 (2003 SF189)          Discovered 2003-Sep-22 by LINEAR at Socorro
Reference: 20121128/Numbers.arcLast Updated: 2012-12-03

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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