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469915 (2005 YA89)
Classification: Main-belt Asteroid          SPK-ID: 2469915
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1348674143972758 8.1196e-08  
a 2.51487080266766 1.9333e-08 au
q 2.175696679968671 2.024e-07 au
i 4.217966743488289 8.9046e-06 deg
node 296.3791753013498 7.3619e-05 deg
peri 151.1968416621267 7.7449e-05 deg
M 233.3013721053547 2.4499e-05 deg
tp 2459513.174074336146
(2021-Oct-25.67407434)
0.00010226 TDB
period 1456.706120878305
3.99
1.6797e-05
4.599e-08
d
yr
n .247132894439231 2.8497e-09 deg/d
Q 2.854044925366649 2.194e-08 au
  Orbit Determination Parameters
   # obs. used (total)      193  
   data-arc span      6383 days (17.48 yr)  
   first obs. used      2001-12-18  
   last obs. used      2019-06-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57771  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 08:02:48  

Additional Information
 Earth MOID = 1.19324 au 
 Jupiter MOID = 2.3323 au 
 T_jup = 3.443 
[ 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 17.2   n/a MPO477210  

469915 (2005 YA89)          Discovered 2005-Dec-26 by Spacewatch at Kitt Peak
Reference: Last Updated: 2016-08-22
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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