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52198 (2389 T-3)
Classification: Main-belt Asteroid          SPK-ID: 2052198
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 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1063626610617663 5.4189e-08  
a 2.570158736231084 1.2245e-08 au
q 2.2967898136944 1.4045e-07 au
i 15.62160594070725 4.898e-06 deg
node 10.23283569336505 1.2629e-05 deg
peri 3.472293758531205 2.4976e-05 deg
M 130.7658159120439 1.9663e-05 deg
tp 2458453.823916823961
(2018-Dec-01.32391682)
8.1642e-05 TDB
period 1505.006400722865
4.12
1.0755e-05
2.945e-08
d
yr
n .2392016404894288 1.7094e-09 deg/d
Q 2.843527658767769 1.3547e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2340  
   data-arc span      15536 days (42.54 yr)  
   first obs. used      1977-10-12  
   last obs. used      2020-04-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .39245  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 10:19:58  

Additional Information
 Earth MOID = 1.29724 au 
 Jupiter MOID = 2.62055 au 
 T_jup = 3.371 
[ 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 14.3   n/a MPO459207  
diameter diameter 4.017 km 0.025 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.209   0.030 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

52198 (2389 T-3)          Discovered 1977-Oct-16 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 2389 T-3 = 2000 EN66 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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