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118026 (2151 T-2)
Classification: Main-belt Asteroid          SPK-ID: 2118026
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3396936168094165 4.6735e-08  
a 3.060412084305952 1.2373e-08 au
q 2.020809634460818 1.4463e-07 au
i 3.899390654196122 5.7732e-06 deg
node 352.4350764018236 5.968e-05 deg
peri 40.0239206774184 6.0135e-05 deg
M 235.7704737524025 6.4029e-06 deg
tp 2459675.324151580419
(2022-Apr-05.82415158)
3.7188e-05 TDB
period 1955.547138485921
5.35
1.186e-05
3.247e-08
d
yr
n .1840917014553427 1.1164e-09 deg/d
Q 4.100014534151086 1.6577e-08 au
  Orbit Determination Parameters
   # obs. used (total)      947  
   data-arc span      17019 days (46.60 yr)  
   first obs. used      1973-09-19  
   last obs. used      2020-04-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .538  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 20:16:34  

Additional Information
 Earth MOID = 1.02865 au 
 Jupiter MOID = 1.38032 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 14.2   n/a MPO436567  
diameter diameter 6.099 km 0.901 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.109   0.072 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

118026 (2151 T-2)          Discovered 1973-Sep-29 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
 2151 T-2 = 1978 NH6 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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