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JPL Small-Body Database Browser
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172669 (2003 YR118)
Classification: Main-belt Asteroid          SPK-ID: 2172669
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1262629677221372 8.0436e-08  
a 2.56367253093863 1.9688e-08 au
q 2.239975628914596 2.1068e-07 au
i 6.057463188700487 7.7731e-06 deg
node 46.24562984694794 3.5749e-05 deg
peri 10.87723624744568 4.1698e-05 deg
M 37.08943414242599 1.8249e-05 deg
tp 2458846.031489516106
(2019-Dec-28.53148952)
7.588e-05 TDB
period 1499.312811316038
4.10
1.7271e-05
4.729e-08
d
yr
n .2401100005835381 2.7659e-09 deg/d
Q 2.887369432962664 2.2174e-08 au
  Orbit Determination Parameters
   # obs. used (total)      503  
   data-arc span      6378 days (17.46 yr)  
   first obs. used      2002-08-11  
   last obs. used      2020-01-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48626  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 16:52:36  

Additional Information
 Earth MOID = 1.25211 au 
 Jupiter MOID = 2.44387 au 
 T_jup = 3.414 
[ 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 16.1   n/a MPO502963  

172669 (2003 YR118)          Discovered 2003-Dec-27 by Spacewatch at Kitt Peak
Reference: 20071224/Numbers.arcLast Updated: 2007-12-22

[ show close-approach data ]
Alternate Designations
 2003 YR118 = 2002 PC78 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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