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118075 (5082 T-2)
Classification: Outer Main-belt Asteroid          SPK-ID: 2118075
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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1135168604748688 5.345e-08  
a 3.202515050656886 2.6779e-08 au
q 2.838975596482801 1.6482e-07 au
i 13.62813839791026 6.6455e-06 deg
node 220.5078281264702 2.0316e-05 deg
peri 111.7641230347245 3.4324e-05 deg
M 120.589474893191 2.8935e-05 deg
tp 2458499.299690193340
(2019-Jan-15.79969019)
0.00016641 TDB
period 2093.317942996125
5.73
2.6256e-05
7.189e-08
d
yr
n .1719757866713449 2.157e-09 deg/d
Q 3.566054504830972 2.9818e-08 au
  Orbit Determination Parameters
   # obs. used (total)      679  
   data-arc span      17285 days (47.32 yr)  
   first obs. used      1973-09-20  
   last obs. used      2021-01-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53704  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 09:18:48  

Additional Information
 Earth MOID = 1.86411 au 
 Jupiter MOID = 1.89215 au 
 T_jup = 3.140 
[ 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 14.41   n/a E2021B55  
diameter diameter 5.614 km 1.539 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.141   0.034 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

118075 (5082 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
 5082 T-2 = 2000 HN55 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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