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155395 (1995 SA5)
Classification: Main-belt Asteroid          SPK-ID: 2155395
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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1329065761058544 7.7262e-08  
a 2.85167537568456 2.0675e-08 au
q 2.472668965336949 2.2325e-07 au
i 14.90269946350078 1.0616e-05 deg
node 191.5932674145619 1.7323e-05 deg
peri 228.5973176657214 3.7755e-05 deg
M 10.56682585158959 3.3063e-05 deg
tp 2458948.871369589353
(2020-Apr-09.37136959)
0.00016151 TDB
period 1758.929995523404
4.82
1.9128e-05
5.237e-08
d
yr
n .2046698850529722 2.2258e-09 deg/d
Q 3.230681786032171 2.3423e-08 au
  Orbit Determination Parameters
   # obs. used (total)      379  
   data-arc span      9161 days (25.08 yr)  
   first obs. used      1995-09-18  
   last obs. used      2020-10-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53886  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 13:10:35  

Additional Information
 Earth MOID = 1.50844 au 
 Jupiter MOID = 2.26461 au 
 T_jup = 3.243 
[ 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 15.5   n/a MPO493882  

155395 (1995 SA5)          Discovered 1995-Sep-25 by Sarounova, L. at Ondrejov
Reference: 20070502/Numbers.arcLast Updated: 2007-05-02

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Alternate Designations
 1995 SA5 = 2005 XV 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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