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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1813450818753048 5.3453e-08  
a 2.626692402607716 1.5623e-08 au
q 2.150354653795579 1.4166e-07 au
i 14.06999201142176 7.2286e-06 deg
node 203.7259582733079 1.7139e-05 deg
peri 118.7641691672404 2.5073e-05 deg
M 324.7506608467214 1.7216e-05 deg
tp 2459152.751202826866
(2020-Oct-30.25120283)
7.4796e-05 TDB
period 1554.935052238382
4.26
1.3873e-05
3.798e-08
d
yr
n .2315209239651314 2.0656e-09 deg/d
Q 3.103030151419854 1.8456e-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 = 1.179 au 
 Jupiter MOID = 2.42627 au 
 T_jup = 3.336 
[ 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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