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JPL Small-Body Database Browser
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447137 (2004 YK8)
Classification: Main-belt Asteroid          SPK-ID: 2447137
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1720593444363333 6.7404e-08  
a 2.405017638315285 2.0295e-08 au
q 1.991211880108939 1.6429e-07 au
i 4.776930435456893 7.9285e-06 deg
node 237.582746568393 0.0001329 deg
peri 185.4172448343753 0.0001378 deg
M 309.9735936669585 3.4999e-05 deg
tp 2458789.809597067784
(2019-Nov-02.30959707)
0.00013307 TDB
period 1362.309626853798
3.73
1.7244e-05
4.721e-08
d
yr
n .2642571063902751 3.3449e-09 deg/d
Q 2.818823396521632 2.3787e-08 au
  Orbit Determination Parameters
   # obs. used (total)      114  
   data-arc span      7920 days (21.68 yr)  
   first obs. used      1998-01-31  
   last obs. used      2019-10-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .67619  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 16:20:19  

Additional Information
 Earth MOID = 1.00407 au 
 Jupiter MOID = 2.49614 au 
 T_jup = 3.498 
[ 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 17.7   n/a MPO357069  

447137 (2004 YK8)          Discovered 2004-Dec-18 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2015-10-28

Alternate Designations
 2004 YK8 = 1998 BD36 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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