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JPL Small-Body Database Browser
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324121 (2005 YT18)
Classification: Main-belt Asteroid          SPK-ID: 2324121
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07708410248490917 7.5214e-08  
a 2.866789103740568 2.8161e-08 au
q 2.64580523866521 2.2151e-07 au
i 1.204682424949983 6.9017e-06 deg
node 230.1509321635513 0.00036741 deg
peri 156.751499406744 0.00037032 deg
M 31.15692058607797 4.3784e-05 deg
tp 2458847.058063400060
(2019-Dec-29.55806340)
0.00021591 TDB
period 1772.93186030269
4.85
2.6123e-05
7.152e-08
d
yr
n .2030534890035411 2.9919e-09 deg/d
Q 3.087772968815927 3.0331e-08 au
  Orbit Determination Parameters
   # obs. used (total)      145  
   data-arc span      8302 days (22.73 yr)  
   first obs. used      1997-01-31  
   last obs. used      2019-10-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62013  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 09:08:16  

Additional Information
 Earth MOID = 1.65003 au 
 Jupiter MOID = 2.2819 au 
 T_jup = 3.295 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.0   n/a MPO494714  

324121 (2005 YT18)          Discovered 2005-Dec-23 by Spacewatch at Kitt Peak
Reference: 20120406/Numbers.arcLast Updated: 2012-04-09

Alternate Designations
 2005 YT18 = 2000 WW64 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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