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JPL Small-Body Database Browser
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226873 (2004 TU78)
Classification: Main-belt Asteroid          SPK-ID: 2226873
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .01900758320975206 7.0802e-08  
a 2.776679507185662 3.556e-08 au
q 2.723901540406018 2.0202e-07 au
i 5.991809949824384 9.6782e-06 deg
node 6.846315842744803 5.2701e-05 deg
peri 50.65392479110395 0.00024314 deg
M 11.94051275873714 0.00024122 deg
tp 2458544.445880418142
(2019-Mar-01.94588042)
0.0011321 TDB
period 1690.001380778477
4.63
3.2465e-05
8.888e-08
d
yr
n .2130175774378189 4.0921e-09 deg/d
Q 2.829457473965307 3.6236e-08 au
  Orbit Determination Parameters
   # obs. used (total)      184  
   data-arc span      6062 days (16.60 yr)  
   first obs. used      2002-03-16  
   last obs. used      2018-10-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55385  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-31 04:00:54  

Additional Information
 Earth MOID = 1.73596 au 
 Jupiter MOID = 2.21432 au 
 T_jup = 3.327 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.1   n/a MPO418210  

226873 (2004 TU78)          Discovered 2004-Oct-04 by Spacewatch at Kitt Peak
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04

[ show close-approach data ]
Alternate Designations
 2004 TU78 = 2002 FS12 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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