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JPL Small-Body Database Browser
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266870 (2009 UY154)
Classification: Main-belt Asteroid          SPK-ID: 2266870
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04058535181694959 6.3418e-08  
a 2.348141519578182 2.4208e-08 au
q 2.252841369890115 1.4866e-07 au
i 2.945833995482148 7.6727e-06 deg
node 242.5172104902701 0.00011018 deg
peri 292.2138666206868 0.00014092 deg
M 85.43880681277093 8.5406e-05 deg
tp 2458288.584108072385
(2018-Jun-19.08410807)
0.00031209 TDB
period 1314.270707689203
3.60
2.0324e-05
5.564e-08
d
yr
n .2739161710702392 4.2359e-09 deg/d
Q 2.44344166926625 2.5191e-08 au
  Orbit Determination Parameters
   # obs. used (total)      240  
   data-arc span      5628 days (15.41 yr)  
   first obs. used      2002-11-13  
   last obs. used      2018-04-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59529  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 13:40:39  

Additional Information
 Earth MOID = 1.25856 au 
 Jupiter MOID = 2.52606 au 
 T_jup = 3.557 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.8   n/a MPO437228  

266870 (2009 UY154)          Discovered 2009-Oct-22 by CSS at Catalina
Reference: 20110218/Numbers.arcLast Updated: 2011-02-22

[ show close-approach data ]
Alternate Designations
 2009 UY154 = 2005 QH3 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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