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213869 (2003 SG170)
Classification: Apollo [NEO]          SPK-ID: 2213869
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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 55 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .6033344282966355 7.9196e-08  
a 1.859608165210174 1.2241e-08 au
q .7376425359973383 1.456e-07 au
i 36.98082939289252 2.4431e-05 deg
node 199.2774524101042 1.4452e-05 deg
peri 309.2602227822467 1.6922e-05 deg
M 150.7707380261943 1.7331e-05 deg
tp 2458612.577336097959
(2019-May-09.07733610)
4.1338e-05 TDB
period 926.2550600533126
2.54
9.1454e-06
2.504e-08
d
yr
n .3886618443728442 3.8374e-09 deg/d
Q 2.98157379442301 1.9626e-08 au
  Orbit Determination Parameters
   # obs. used (total)      165  
   data-arc span      5529 days (15.14 yr)  
   first obs. used      2003-09-20  
   last obs. used      2018-11-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62648  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Nov-24 07:10:53  

Additional Information
 Earth MOID = .128917 au 
 Jupiter MOID = 2.54971 au 
 T_jup = 3.560 
[ 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 17.7   n/a MPO156485  

213869 (2003 SG170)          Discovered 2003-Sep-20 by CINEOS at Campo Imperatore
Reference: 20090509/Numbers.arcLast Updated: 2009-05-11

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