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55565 (2002 AW197)
Classification: TransNeptunian Object          SPK-ID: 2055565
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1299130054972144 5.8568e-05  
a 47.50747155598051 0.0061703 AU
q 41.33563314256966 0.0058605 AU
i 24.33298092458305 0.00032397 deg
node 297.4107993216403 0.00026536 deg
peri 293.228355614586 0.043207 deg
M 292.6022119780332 0.04092 deg
tp 2479392.064815465340
(2076-Mar-29.56481547)
9.2428 JED
period 119602.7877196835
327.45
23.301
0.06379
d
yr
n .003009963286505849 5.864e-07 deg/d
Q 53.67930996939136 0.0069719 AU
  Orbit Determination Parameters
   # obs. used (total)      114  
   data-arc span      5846 days (16.01 yr)  
   first obs. used      1997-12-29  
   last obs. used      2013-12-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      3  
   fit RMS      .34032  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-10 09:08:25  

Additional Information
 Earth MOID = 40.4028 AU 
 T_jup = 5.569 
[ 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 3.5 mag n/a MPO280075  
rotation period rot_per 8.86 h n/a Asteroid Lightcurve DataBase (Rev. 2014-Mar-01) Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Ortiz, J.L.; Gutierrez, P.J.; Santos-Sanz, P.; Casanova, V.; Sota, A. (2006) Astron. Astrophys. 447, 1131-1144.]
[Thirouin, A.; Ortiz, J.L.; Duffard, R.; Santos-Sanz, P.; et al. (2010) Astron. Astrophys. 522, A93.]

55565 (2002 AW197)          Discovered 2002-Jan-10 by Palomar at Palomar (675)
Reference: 20030216/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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