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152425 (2005 UL396)
Classification: Main-belt Asteroid          SPK-ID: 2152425
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02806983738942211 4.5147e-08  
a 2.690299097608019 1.7303e-08 au
q 2.614782839409253 1.1872e-07 au
i 15.70378361405987 4.9777e-06 deg
node 156.2036237248521 1.5732e-05 deg
peri 256.4675761796196 9.2358e-05 deg
M 145.6961669388558 8.8899e-05 deg
tp 2458548.203720744693
(2019-Mar-05.70372074)
0.00039926 TDB
period 1611.75592649915
4.41
1.5549e-05
4.257e-08
d
yr
n .2233588808833767 2.1549e-09 deg/d
Q 2.765815355806785 1.7789e-08 au
  Orbit Determination Parameters
   # obs. used (total)      531  
   data-arc span      7982 days (21.85 yr)  
   first obs. used      1999-04-12  
   last obs. used      2021-02-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .60188  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 19:27:04  

Additional Information
 Earth MOID = 1.64807 au 
 Jupiter MOID = 2.32161 au 
 T_jup = 3.318 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457181.5 (2015-Jun-08.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02603633544816253 4.4729e-08  
q 2.620867734585818 1.1729e-07 au
tp 2456937.890584985788
(2014-Oct-07.39058499)
0.0004383 TDB
node 156.2386181024872 1.5722e-05 deg
peri 257.065892823385 0.00010013 deg
i 15.70586127929593 4.978e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      531  
   data-arc span      7982 days (21.85 yr)  
   first obs. used      1999-04-12  
   last obs. used      2021-02-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .60188  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 19:27:04  

Additional Information
 Jupiter MOID = 2.32161 au 
 T_jup = 3.318 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.000656382981644E-15 -5.194838888296836E-15 -6.58381632656992E-12 -4.42584329957944E-15 -1.532076940371771E-12 -5.015469232828919E-15
q -5.194838888296836E-15 1.375593160552955E-14 1.582429031485581E-11 1.051891840315323E-14 3.69769548415791E-12 1.388782033276377E-14
tp -6.58381632656992E-12 1.582429031485581E-11 1.921040332421046E-7 5.6524023091451E-11 4.335560088564313E-8 1.720476170767436E-12
node -4.42584329957944E-15 1.051891840315323E-14 5.6524023091451E-11 2.471897066416613E-10 -2.248219004801271E-10 1.301486989829807E-11
peri -1.532076940371771E-12 3.69769548415791E-12 4.335560088564313E-8 -2.248219004801271E-10 1.002510645961489E-8 -1.200889873742039E-11
i -5.015469232828919E-15 1.388782033276377E-14 1.720476170767436E-12 1.301486989829807E-11 -1.200889873742039E-11 2.478035179864822E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.76   n/a E2020-QM9  

152425 (2005 UL396)          Discovered 2005-Oct-26 by NEAT at Palomar
Reference: 20070303/Numbers.arcLast Updated: 2007-03-07
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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