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14395 Tommorgan (1990 TN3)
Classification: Inner Main-belt Asteroid          SPK-ID: 2014395
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09383413273993405 4.6743e-08  
a 1.962964447651936 5.5203e-09 au
q 1.778771381107193 9.2738e-08 au
i 20.88755730724421 5.3162e-06 deg
node 21.17801135843635 1.1086e-05 deg
peri 4.632923064997779 2.6249e-05 deg
M 283.7032388713203 2.3484e-05 deg
tp 2459213.397557574709
(2020-Dec-29.89755757)
6.5828e-05 TDB
period 1004.539636979233
2.75
4.2375e-06
1.16e-08
d
yr
n .3583731161495645 1.5117e-09 deg/d
Q 2.147157514196679 6.0383e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1153  
   data-arc span      11540 days (31.59 yr)  
   first obs. used      1989-04-08  
   last obs. used      2020-11-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51238  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 02:56:29  

Additional Information
 Earth MOID = .782498 au 
 Jupiter MOID = 3.17314 au 
 T_jup = 3.793 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.4   n/a MPO473962  
rotation period rot_per 35.5 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:
[Warner, B.D. (2013) Minor Planet Bull. 40, 71-80.]

14395 Tommorgan           Discovered 1990 Oct. 15 by E. F. Helin at Palomar.
U.S. planetary scientist Thomas H. Morgan (b. 1945) is also Near-Earth Objects and Minor Planets Program Scientist at NASA Headquarters. In the latter capacity he has been very supportive of the efforts to discover and track near-earth objects.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20011130/MPCPages.arcLast Updated: 2009-05-11
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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