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JPL Small-Body Database Browser
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39660 (1995 UU46)
Classification: Main-belt Asteroid          SPK-ID: 2039660
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1811996931764998 5.3535e-08  
a 2.625126305324302 1.5719e-08 au
q 2.149454224249979 1.4172e-07 au
i 14.07454113082686 7.2303e-06 deg
node 203.7424536792854 1.7134e-05 deg
peri 118.9369076391191 2.5051e-05 deg
M 231.8936463428064 1.6964e-05 deg
tp 2459153.330380957851
(2020-Oct-30.83038096)
7.4688e-05 TDB
period 1553.544624940238
4.25
1.3953e-05
3.82e-08
d
yr
n .2317281359161784 2.0813e-09 deg/d
Q 3.100798386398624 1.8567e-08 au
  Orbit Determination Parameters
   # obs. used (total)      591  
   data-arc span      8599 days (23.54 yr)  
   first obs. used      1995-10-15  
   last obs. used      2019-05-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51349  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 02:07:52  

Additional Information
 Earth MOID = 1.17715 au 
 Jupiter MOID = 2.42767 au 
 T_jup = 3.337 
[ 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 15.0   n/a MPO250591  

39660 (1995 UU46)          Discovered 1995-Oct-20 by Elst, E. W. at Caussols
Reference: 20020526/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1995 UU46 = 1999 RF195 = 1999 SN24 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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