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JPL Small-Body Database Browser
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172644 (2003 YA48)
Classification: Main-belt Asteroid          SPK-ID: 2172644
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .01958221345458777 3.7627e-08  
a 2.534421641470524 1.5669e-08 au
q 2.484792055903321 1.0167e-07 au
i 1.232090369913551 3.8488e-06 deg
node 62.02254848114195 0.00018738 deg
peri 95.11157855398493 0.00021312 deg
M 315.6661646071984 0.00010108 deg
tp 2459181.988676307349
(2020-Nov-28.48867631)
0.0004137 TDB
period 1473.725945246192
4.03
1.3667e-05
3.742e-08
d
yr
n .244278796313015 2.2654e-09 deg/d
Q 2.584051227037726 1.5976e-08 au
  Orbit Determination Parameters
   # obs. used (total)      520  
   data-arc span      8252 days (22.59 yr)  
   first obs. used      1997-04-30  
   last obs. used      2019-12-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54927  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 13:00:28  

Additional Information
 Earth MOID = 1.4925 au 
 Jupiter MOID = 2.37868 au 
 T_jup = 3.448 
[ 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 MPO454184  

172644 (2003 YA48)          Discovered 2003-Dec-18 by LINEAR at Socorro
Reference: 20071224/Numbers.arcLast Updated: 2007-12-22

[ show close-approach data ]
Alternate Designations
 2003 YA48 = 2005 GQ55 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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