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JPL Small-Body Database Browser
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469687 (2004 YF9)
Classification: Main-belt Asteroid          SPK-ID: 2469687
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 .2738569872815009 2.0961e-07  
a 2.623746450937093 6.691e-08 au
q 1.90521515249293 5.8995e-07 au
i 29.52389204538647 1.2588e-05 deg
node 245.5671059598602 2.5673e-05 deg
peri 66.41024984674428 4.7413e-05 deg
M 222.375565391061 3.2207e-05 deg
tp 2459193.936521210843
(2020-Dec-10.43652121)
0.0001564 TDB
period 1552.31989321486
4.25
5.938e-05
1.626e-07
d
yr
n .2319109621499721 8.8712e-09 deg/d
Q 3.342277749381255 8.5234e-08 au
  Orbit Determination Parameters
   # obs. used (total)      86  
   data-arc span      4815 days (13.18 yr)  
   first obs. used      2004-11-04  
   last obs. used      2018-01-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6292  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 19:33:19  

Additional Information
 Earth MOID = 1.0324 au 
 Jupiter MOID = 2.20717 au 
 T_jup = 3.172 
[ 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 16.2   n/a MPO434690  

469687 (2004 YF9)          Discovered 2004-Dec-18 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2016-08-22
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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