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JPL Small-Body Database Browser
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452520 (2004 TK4)
Classification: Outer Main-belt Asteroid          SPK-ID: 2452520
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2188544438748391 1.1187e-07  
a 3.200228897721493 4.7986e-08 au
q 2.499844582038466 3.4875e-07 au
i .8067666834189986 1.2551e-05 deg
node 206.2495689191143 0.0010967 deg
peri 212.460084029833 0.0010994 deg
M 181.0888602510522 5.9804e-05 deg
tp 2459639.713721177471
(2022-Mar-01.21372118)
0.0003594 TDB
period 2091.076833722366
5.73
4.7032e-05
1.288e-07
d
yr
n .172160101529678 3.8722e-09 deg/d
Q 3.900613213404519 5.8488e-08 au
  Orbit Determination Parameters
   # obs. used (total)      76  
   data-arc span      6718 days (18.39 yr)  
   first obs. used      1998-09-12  
   last obs. used      2017-02-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61592  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Jul-11 15:47:44  

Additional Information
 Earth MOID = 1.51193 au 
 Jupiter MOID = 1.45522 au 
 T_jup = 3.156 
[ 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 17.1   n/a MPO357345  

452520 (2004 TK4)          Discovered 2004-Oct-04 by Spacewatch at Kitt Peak
Reference: Last Updated: 2016-01-04

[ show close-approach data ]
Alternate Designations
 2004 TK4 = 2006 DU53 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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