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78749 (2002 TN278)
Classification: Main-belt Asteroid          SPK-ID: 2078749
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 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1078219365062272 6.085e-08  
a 2.971503908764665 2.454e-08 au
q 2.651110602985835 1.8962e-07 au
i 9.188332155515852 4.3753e-06 deg
node 275.4945128089233 3.6605e-05 deg
peri 77.86645344767112 4.1025e-05 deg
M 188.2636643071727 2.0242e-05 deg
tp 2459893.029495338181
(2022-Nov-09.52949534)
0.00010894 TDB
period 1870.953034053614
5.12
2.3177e-05
6.346e-08
d
yr
n .1924153057011927 2.3836e-09 deg/d
Q 3.291897214543495 2.7186e-08 au
  Orbit Determination Parameters
   # obs. used (total)      883  
   data-arc span      7323 days (20.05 yr)  
   first obs. used      2000-05-05  
   last obs. used      2020-05-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54949  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 21:25:39  

Additional Information
 Earth MOID = 1.6647 au 
 Jupiter MOID = 2.14413 au 
 T_jup = 3.234 
[ 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 14.2   n/a MPO337849  
diameter diameter 5.460 km 1.357 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.196   0.114 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

78749 (2002 TN278)          Discovered 2002-Oct-10 by LINEAR at Socorro
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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