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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 ]

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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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .133065616874371 4.2562e-08  
a 2.852106499642426 1.9174e-08 au
q 2.472589188876104 1.1623e-07 au
i 14.90254980700353 6.5106e-06 deg
node 191.5856801127819 1.6821e-05 deg
peri 228.5986760522612 3.4307e-05 deg
M 51.49089170836698 2.6824e-05 deg
tp 2458948.862740645828
(2020-Apr-09.36274065)
0.00013159 TDB
period 1759.328890254613
4.82
1.7741e-05
4.857e-08
d
yr
n .2046234800065724 2.0634e-09 deg/d
Q 3.231623810408748 2.1725e-08 au
  Orbit Determination Parameters
   # obs. used (total)      482  
   data-arc span      9334 days (25.56 yr)  
   first obs. used      1995-09-18  
   last obs. used      2021-04-08  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5214  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 09:44:36  

Additional Information
 Earth MOID = 1.50751 au 
 Jupiter MOID = 2.26481 au 
 T_jup = 3.243 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.62   n/a MPCxxxxx  

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

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