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118081 (5206 T-2)
Classification: Outer Main-belt Asteroid          SPK-ID: 2118081
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1161851646051759 5.6443e-08  
a 3.238066220960616 2.6286e-08 au
q 2.861850964075847 1.8142e-07 au
i 16.20708871420162 5.9598e-06 deg
node 345.6833209744207 1.596e-05 deg
peri 2.84601114003189 2.6294e-05 deg
M 65.68416437418743 1.9798e-05 deg
tp 2458812.184081184396
(2019-Nov-24.68408118)
0.00011801 TDB
period 2128.271435063785
5.83
2.5915e-05
7.095e-08
d
yr
n .1691513563866493 2.0597e-09 deg/d
Q 3.614281477845385 2.934e-08 au
  Orbit Determination Parameters
   # obs. used (total)      758  
   data-arc span      17280 days (47.31 yr)  
   first obs. used      1973-09-25  
   last obs. used      2021-01-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48944  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 09:18:48  

Additional Information
 Earth MOID = 1.85355 au 
 Jupiter MOID = 1.80917 au 
 T_jup = 3.112 
[ 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 14.19   n/a E2021B55  
diameter diameter 7.031 km 0.351 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.108   0.020 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

118081 (5206 T-2)          Discovered 1973-Sep-25 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 5206 T-2 = 2002 RN66 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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