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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2799618904324188 6.4127e-08  
a 3.154380464909782 3.4033e-08 au
q 2.271274146810547 2.0841e-07 au
i 15.96531812999499 7.4656e-06 deg
node 322.4141946138304 1.826e-05 deg
peri 258.761499666841 2.468e-05 deg
M 287.1992911854607 2.3237e-05 deg
tp 2459414.311585648805
(2021-Jul-18.81158565)
0.00013655 TDB
period 2046.30110419774
5.60
3.3116e-05
9.067e-08
d
yr
n .1759271884579955 2.8471e-09 deg/d
Q 4.037486783009016 4.356e-08 au
  Orbit Determination Parameters
   # obs. used (total)      528  
   data-arc span      17836 days (48.83 yr)  
   first obs. used      1971-04-02  
   last obs. used      2020-01-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53115  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 06:16:08  

Additional Information
 Earth MOID = 1.32876 au 
 Jupiter MOID = 1.50145 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 14.5   n/a MPO422418  
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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