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JPL Small-Body Database Browser
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46655 (1995 UR9)
Classification: Main-belt Asteroid          SPK-ID: 2046655
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1038369373206248 4.2181e-08  
a 2.388112816455965 1.0413e-08 au
q 2.140138495619046 1.0189e-07 au
i 5.065929258770253 5.6797e-06 deg
node 205.4261289668463 4.114e-05 deg
peri 34.2721684037614 4.7886e-05 deg
M 257.5957743729738 2.568e-05 deg
tp 2458983.938805437367
(2020-May-14.43880544)
9.6672e-05 TDB
period 1347.971425126638
3.69
8.8167e-06
2.414e-08
d
yr
n .2670679758409413 1.7468e-09 deg/d
Q 2.636087137292883 1.1495e-08 au
  Orbit Determination Parameters
   # obs. used (total)      691  
   data-arc span      8559 days (23.43 yr)  
   first obs. used      1995-08-22  
   last obs. used      2019-01-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58613  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 02:38:39  

Additional Information
 Earth MOID = 1.13025 au 
 Jupiter MOID = 2.36144 au 
 T_jup = 3.521 
[ 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 16.0   n/a MPO426239  

46655 (1995 UR9)          Discovered 1995-Oct-16 by Spacewatch at Kitt Peak
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1995 UR9 = 1999 VK146 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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