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JPL Small-Body Database Browser
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469919 (2005 YS161)
Classification: Main-belt Asteroid          SPK-ID: 2469919
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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03218900869389769 7.217e-08  
a 2.555784714845201 2.7931e-08 au
q 2.473516538439318 1.7955e-07 au
i 5.085059082418519 8.3168e-06 deg
node 245.6070102569731 0.00010331 deg
peri 184.6034334075609 0.00023027 deg
M 227.8449521969306 0.00021077 deg
tp 2459548.355574393665
(2021-Nov-29.85557439)
0.00087788 TDB
period 1492.398588327994
4.09
2.4465e-05
6.698e-08
d
yr
n .2412224206157454 3.9544e-09 deg/d
Q 2.638052891251084 2.8831e-08 au
  Orbit Determination Parameters
   # obs. used (total)      99  
   data-arc span      8247 days (22.58 yr)  
   first obs. used      1996-10-09  
   last obs. used      2019-05-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59923  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 14:00:09  

Additional Information
 Earth MOID = 1.48749 au 
 Jupiter MOID = 2.46152 au 
 T_jup = 3.431 
[ 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 17.4   n/a MPO434692  

469919 (2005 YS161)          Discovered 2005-Dec-27 by Spacewatch at Kitt Peak
Reference: Last Updated: 2016-08-22

Alternate Designations
 2005 YS161 = 2004 SE36 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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