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120183 (2003 YR138)
Classification: Main-belt Asteroid          SPK-ID: 2120183
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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2798221402543196 6.102e-08  
a 3.153902252416965 2.5331e-08 au
q 2.27137057399273 1.9337e-07 au
i 15.96619919217181 7.343e-06 deg
node 322.41347358219 1.7409e-05 deg
peri 258.7753514228277 2.1949e-05 deg
M 322.3623782088996 1.6547e-05 deg
tp 2459414.389981983594
(2021-Jul-18.88998198)
9.5012e-05 TDB
period 2045.835784775887
5.60
2.4647e-05
6.748e-08
d
yr
n .1759672025872969 2.12e-09 deg/d
Q 4.036433930841199 3.2419e-08 au
  Orbit Determination Parameters
   # obs. used (total)      588  
   data-arc span      18188 days (49.80 yr)  
   first obs. used      1971-04-02  
   last obs. used      2021-01-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52767  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 09:24:18  

Additional Information
 Earth MOID = 1.32795 au 
 Jupiter MOID = 1.50131 au 
 T_jup = 3.087 
[ 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 14.48   n/a E2021B55  
diameter diameter 8.015 km 0.045 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.046   0.003 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

120183 (2003 YR138)          Discovered 2003-Dec-27 by LINEAR at Socorro
Reference: 20051116/Numbers.arcLast Updated: 2005-11-21

[ show close-approach data ]
Alternate Designations
 2003 YR138 = 1971 GC 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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