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16453 (1989 SW8)
Classification: Main-belt Asteroid          SPK-ID: 2016453
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1910574329903142 8.0631e-08  
a 2.673858475797885 1.8104e-08 AU
q 2.162997939232547 2.1493e-07 AU
i 13.40398105722122 8.9485e-06 deg
node 183.0309013223971 2.731e-05 deg
peri 190.2677578513333 3.207e-05 deg
M 220.849627064796 1.8744e-05 deg
tp 2457417.788130131857
(2016-Jan-30.28813013)
8.6275e-05 JED
period 1597.004177279121
4.37
1.622e-05
4.441e-08
d
yr
n .2254220778641582 2.2894e-09 deg/d
Q 3.184719012363222 2.1563e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      756  
   data-arc span      23103 days (63.25 yr)  
   first obs. used      1951-01-04  
   last obs. used      2014-04-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .56025  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Apr-17 14:09:05  

Additional Information
 Earth MOID = 1.16277 AU 
 T_jup = 3.315 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.6 mag n/a MPO263494  

16453 (1989 SW8)          Discovered 1989-Sep-23 by Debehogne, H. at La Silla (809)
Reference: 20000913/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1989 SW8 = 1998 QE93 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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