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JPL Small-Body Database Browser
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447361 (2005 YJ281)
Classification: Main-belt Asteroid          SPK-ID: 2447361
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08548233557118128 5.9542e-08  
a 2.285575882679176 2.5207e-08 au
q 2.090199518102596 1.4809e-07 au
i 9.118328009521216 6.8709e-06 deg
node 301.041876974308 3.78e-05 deg
peri 96.17401348225505 6.1134e-05 deg
M 15.14293179891229 4.5041e-05 deg
tp 2458547.411633862542
(2019-Mar-04.91163386)
0.00015786 TDB
period 1262.094557597991
3.46
2.0879e-05
5.716e-08
d
yr
n .2852401175749854 4.7188e-09 deg/d
Q 2.480952247255757 2.7362e-08 au
  Orbit Determination Parameters
   # obs. used (total)      96  
   data-arc span      4699 days (12.87 yr)  
   first obs. used      2005-12-25  
   last obs. used      2018-11-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47347  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 06:22:44  

Additional Information
 Earth MOID = 1.1202 au 
 Jupiter MOID = 2.82216 au 
 T_jup = 3.581 
[ 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 17.6   n/a MPO456119  

447361 (2005 YJ281)          Discovered 2005-Dec-25 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-10-28
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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