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JPL Small-Body Database Browser
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523854 (1995 SW81)
Classification: Main-belt Asteroid          SPK-ID: 2523854
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 3 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .118274625465658 1.5529e-07  
a 2.393973078709988 2.1304e-08 au
q 2.110826809450696 3.7857e-07 au
i 6.181907029491214 1.774e-05 deg
node 16.55550214190148 9.7309e-05 deg
peri 295.9829986092365 0.00011651 deg
M 288.3464798270535 5.9213e-05 deg
tp 2459269.785116628688
(2021-Feb-24.28511663)
0.00022176 TDB
period 1352.936209586664
3.70
1.806e-05
4.945e-08
d
yr
n .2660879333771278 3.5519e-09 deg/d
Q 2.677119347969279 2.3824e-08 au
  Orbit Determination Parameters
   # obs. used (total)      52  
   data-arc span      8503 days (23.28 yr)  
   first obs. used      1995-09-22  
   last obs. used      2019-01-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54944  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 10:46:39  

Additional Information
 Earth MOID = 1.10596 au 
 Jupiter MOID = 2.5785 au 
 T_jup = 3.513 
[ 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 17.9   .36525 MPO450835 autocmod 2.6n

523854 (1995 SW81)          Discovered 1995-Sep-22 by Spacewatch at Kitt Peak
Reference: Last Updated: 2019-05-29
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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