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JPL Small-Body Database Browser
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13169 (1995 XS1)
Classification: Main-belt Asteroid          SPK-ID: 2013169
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2107175737303671 3.3438e-08  
a 2.404440792777515 7.3515e-09 au
q 1.897782862745117 8.1634e-08 au
i 1.426970659428513 3.6406e-06 deg
node 233.4719222741784 0.00015552 deg
peri 173.3123092132313 0.0001558 deg
M 129.1351241417054 9.6419e-06 deg
tp 2458112.003516646993
(2017-Dec-24.50351665)
3.5528e-05 TDB
period 1361.819529550346
3.73
6.2456e-06
1.71e-08
d
yr
n .2643522083420753 1.2124e-09 deg/d
Q 2.911098722809914 8.9006e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1647  
   data-arc span      15564 days (42.61 yr)  
   first obs. used      1976-09-24  
   last obs. used      2019-05-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48534  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 02:07:58  

Additional Information
 Earth MOID = .907005 au 
 Jupiter MOID = 2.47905 au 
 T_jup = 3.493 
[ 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 14.5   n/a MPO337370  

13169 (1995 XS1)          Discovered 1995-Dec-15 by Kobayashi, T. at Oizumi
Reference: 20000124/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1995 XS1 = 1976 SS4 = 1987 RG4 = 1993 FM23 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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