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201369 (2002 TA278)
Classification: Main-belt Asteroid          SPK-ID: 2201369
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08508110768567127 4.3064e-08  
a 3.028696385980421 2.9624e-08 au
q 2.771011542617618 1.3165e-07 au
i 9.015293869460823 4.8869e-06 deg
node 274.1212514265304 3.5094e-05 deg
peri 131.162176294537 4.8651e-05 deg
M 31.15055710986571 3.2506e-05 deg
tp 2458433.911371291722
(2018-Nov-11.41137129)
0.00017399 TDB
period 1925.2274084044
5.27
2.8246e-05
7.733e-08
d
yr
n .1869908969862229 2.7435e-09 deg/d
Q 3.286381229343224 3.2144e-08 au
  Orbit Determination Parameters
   # obs. used (total)      441  
   data-arc span      7976 days (21.84 yr)  
   first obs. used      1998-01-01  
   last obs. used      2019-11-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57145  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 16:21:25  

Additional Information
 Earth MOID = 1.79091 au 
 Jupiter MOID = 2.0445 au 
 T_jup = 3.220 
[ 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 15.0   n/a MPO503055  
diameter diameter 4.330 km 1.130 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 5.275 h n/a LCDB (Rev. 2019-January); 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:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.113   0.044 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

201369 (2002 TA278)          Discovered 2002-Oct-10 by LINEAR at Socorro
Reference: 20081212/Numbers.arcLast Updated: 2008-12-12

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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