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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1185640122006247 1.6737e-05  
a 43.41166022583653 0.0013874 au
q 38.26459961317108 0.0019325 au
i 27.36232618039167 5.8109e-05 deg
node 355.1353015172527 5.2962e-05 deg
peri 242.4300821932265 0.0093972 deg
M 139.654355481512 0.010295 deg
tp 2418672.049142272212
(1909-Dec-31.54914227)
1.1882 TDB
period 104473.951123662
286.03
5.0083
0.01371
d
yr
n .003445835025171788 1.6519e-07 deg/d
Q 48.55872083850199 0.0015519 au
  Orbit Determination Parameters
   # obs. used (total)      241  
   data-arc span      13507 days (36.98 yr)  
   first obs. used      1983-10-01  
   last obs. used      2020-09-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      2  
   norm. resid. RMS      .65127  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 02:51:27  

Additional Information
 Earth MOID = 37.3414 au 
 Jupiter MOID = 33.3758 au 
 T_jup = 5.214 
[ 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 4.7   n/a MPO531237  
rotation period rot_per 7.92 h n/a LCDB (Rev. 2020-October); 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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