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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1200136322093972 2.3887e-05  
a 43.34527558382655 0.0020528 au
q 38.14325162189422 0.0027576 au
i 27.38080713860808 7.9397e-05 deg
node 355.1581586485078 6.4896e-05 deg
peri 242.0011355933727 0.014916 deg
M 139.354594290695 0.016892 deg
tp 2418651.769954524432
(1909-Dec-11.26995452)
2.3698 TDB
period 104234.402104252
285.38
7.4046
0.02027
d
yr
n .003453754161125605 2.4535e-07 deg/d
Q 48.54729954575888 0.0022991 au
  Orbit Determination Parameters
   # obs. used (total)      179  
   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      .66598  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 22:45:29  

Additional Information
 Earth MOID = 37.2206 au 
 Jupiter MOID = 33.2508 au 
 T_jup = 5.209 
[ 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-August); 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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