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JPL Small-Body Database Browser
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469916 (2005 YL91)
Classification: Main-belt Asteroid          SPK-ID: 2469916
[ 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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1217937844590644 8.2069e-08  
a 2.568373931124965 2.2243e-08 au
q 2.255561950147251 2.164e-07 au
i 3.144593529577459 7.2808e-06 deg
node 260.6562517453355 0.00011825 deg
peri 174.2462732216482 0.00012212 deg
M 115.9925377127714 2.9021e-05 deg
tp 2458116.089714412217
(2017-Dec-28.58971441)		 0.00011864 TDB
period 1503.438981940654
4.12		 1.9531e-05
5.347e-08		 d
yr
n .2394510215075762 3.1106e-09 deg/d
Q 2.881185912102679 2.4952e-08 au
   Orbit Determination Parameters
   # obs. used (total)      154  
   data-arc span      4894 days (13.40 yr)  
   first obs. used      2005-11-30  
   last obs. used      2019-04-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51603  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 06:20:33  

Additional Information
 Earth MOID = 1.27049 au 
 Jupiter MOID = 2.35335 au 
 T_jup = 3.419 
[ 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 MPO434692  

469916 (2005 YL91)          Discovered 2005-Nov-30 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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