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213673 (2002 TT54)
Classification: Main-belt Asteroid          SPK-ID: 2213673
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1946715239418898 4.5992e-08  
a 2.608578809283773 1.4384e-08 au
q 2.10076279715798 1.1789e-07 au
i 12.61518724202117 5.353e-06 deg
node 38.99329719861581 2.2757e-05 deg
peri 328.7418049967362 2.6735e-05 deg
M 132.3953693888721 1.6254e-05 deg
tp 2458634.554430085323
(2019-May-31.05443009)
6.7033e-05 TDB
period 1538.878633820317
4.21
1.2729e-05
3.485e-08
d
yr
n .2339365769906677 1.935e-09 deg/d
Q 3.116394821409565 1.7185e-08 au
  Orbit Determination Parameters
   # obs. used (total)      388  
   data-arc span      6772 days (18.54 yr)  
   first obs. used      2002-10-02  
   last obs. used      2021-04-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .6298  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 10:39:33  

Additional Information
 Earth MOID = 1.11035 au 
 Jupiter MOID = 2.36915 au 
 T_jup = 3.350 
[ 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 16.2   n/a MPO533462  
diameter diameter 3.393 km 0.231 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.056   0.010 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

213673 (2002 TT54)          Discovered 2002-Oct-02 by LINEAR at Socorro
Reference: 20090509/Numbers.arcLast Updated: 2009-05-11
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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