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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1040043311446412 4.1025e-08  
a 2.388130474704476 9.6867e-09 au
q 2.139754561996702 9.8384e-08 au
i 5.065811967604706 5.5676e-06 deg
node 205.42053741 3.9482e-05 deg
peri 34.39066495990449 4.5553e-05 deg
M 4.335869729752538 2.3126e-05 deg
tp 2458984.264740767601
(2020-May-14.76474077)
8.6585e-05 TDB
period 1347.986375964543
3.69
8.2015e-06
2.245e-08
d
yr
n .2670650137264217 1.6249e-09 deg/d
Q 2.63650638741225 1.0694e-08 au
  Orbit Determination Parameters
   # obs. used (total)      721  
   data-arc span      9016 days (24.68 yr)  
   first obs. used      1995-08-22  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57425  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 09:34:30  

Additional Information
 Earth MOID = 1.12995 au 
 Jupiter MOID = 2.36074 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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