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52443 (1994 TW)
Classification: Main-belt Asteroid          SPK-ID: 2052443
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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .178135957377326 5.25e-08  
a 2.531764820180269 7.8654e-09 au
q 2.080766470083224 1.3492e-07 au
i 13.82906887126514 5.3289e-06 deg
node 20.4786613267844 1.5164e-05 deg
peri 353.0619289521752 1.8751e-05 deg
M 35.21137387202418 1.1159e-05 deg
tp 2458456.582390039676
(2018-Dec-04.08239004)
4.5299e-05 TDB
period 1471.40920357216
4.03
6.8568e-06
1.877e-08
d
yr
n .2446634145865224 1.1401e-09 deg/d
Q 2.982763170277315 9.2665e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1778  
   data-arc span      10642 days (29.14 yr)  
   first obs. used      1990-10-18  
   last obs. used      2019-12-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48325  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 05:01:43  

Additional Information
 Earth MOID = 1.08184 au 
 Jupiter MOID = 2.47699 au 
 T_jup = 3.388 
[ 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 14.6   n/a MPO309551  
diameter diameter 3.190 km 0.229 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.190   0.020 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

52443 (1994 TW)          Discovered 1994-Oct-02 by Endate, K., Watanabe, K. at Kitami
Reference: 20030216/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1994 TW = 1998 SG112 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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