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19308 (1996 TO66)
Classification: TransNeptunian Object          SPK-ID: 2019308
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1219975616137971 2.4208e-05  
a 43.23541892586807 0.0020423 au
q 37.96080324156114 0.0027589 au
i 27.42287601038663 7.9724e-05 deg
node 355.2083892843293 6.4877e-05 deg
peri 241.034926280797 0.014541 deg
M 138.9442208232958 0.016447 deg
tp 2418523.433901188757
(1909-Aug-04.93390119)
2.2789 TDB
period 103838.3871605623
284.29
7.3573
0.02014
d
yr
n .003466925959118975 2.4564e-07 deg/d
Q 48.51003461017499 0.0022914 au
  Orbit Determination Parameters
   # obs. used (total)      177  
   data-arc span      12078 days (33.07 yr)  
   first obs. used      1983-10-01  
   last obs. used      2016-10-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      3  
   norm. resid. RMS      .68594  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-06 00:05:33  

Additional Information
 Earth MOID = 37.0369 au 
 Jupiter MOID = 33.059 au 
 T_jup = 5.199 
[ 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 4.8   n/a MPO384920  
rotation period rot_per 7.92 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Sheppard, S.S.; Jewitt, D.C. (2003) Earth, Moon, and Planets 92, 207-219.]

19308 (1996 TO66)          Discovered 1996-Oct-12 by Trujillo, C., Jewitt, D. C., Luu, J. X. at Mauna Kea
Reference: 20001211/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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