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JPL Small-Body Database Browser
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423621 (2005 WU152)
Classification: Main-belt Asteroid          SPK-ID: 2423621
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09669641179747668 8.9145e-08  
a 2.707057361323473 2.6916e-08 au
q 2.445294627953547 2.443e-07 au
i 1.524621902195776 7.1834e-06 deg
node 22.8058777823269 0.00028348 deg
peri 10.69117271955816 0.0002879 deg
M 122.2242919703739 4.6018e-05 deg
tp 2458448.168714135028
(2018-Nov-25.66871413)
0.00020606 TDB
period 1626.83914716059
4.45
2.4263e-05
6.643e-08
d
yr
n .2212880115580741 3.3004e-09 deg/d
Q 2.968820094693398 2.9519e-08 au
  Orbit Determination Parameters
   # obs. used (total)      94  
   data-arc span      5209 days (14.26 yr)  
   first obs. used      2005-10-28  
   last obs. used      2020-02-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .68501  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 08:06:18  

Additional Information
 Earth MOID = 1.45138 au 
 Jupiter MOID = 2.41616 au 
 T_jup = 3.357 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457568.5 (2016-Jun-29.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09542938720620203 8.8612e-08  
q 2.45005768575634 2.4191e-07 au
tp 2456821.397534230583
(2014-Jun-12.89753423)
0.00020722 TDB
node 22.83270719816506 0.00028325 deg
peri 10.86417719508412 0.00028783 deg
i 1.525503051670116 7.1832e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      94  
   data-arc span      5209 days (14.26 yr)  
   first obs. used      2005-10-28  
   last obs. used      2020-02-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .68501  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 08:06:18  

Additional Information
 Jupiter MOID = 2.41616 au 
 T_jup = 3.357 
Orbit Covariance (6×6)
  e q tp node peri i
e 7.852145671331729E-15 -2.132893877273615E-14 -9.13009726992922E-12 1.196109604598047E-13 -2.646933244829946E-12 4.390757016853681E-16
q -2.132893877273615E-14 5.852264915255023E-14 2.499809318104622E-11 -3.297389675764712E-13 7.296984478880763E-12 -1.242823447474347E-15
tp -9.13009726992922E-12 2.499809318104622E-11 4.293913515610607E-8 -1.649808971272372E-10 1.060902436581862E-8 -6.281567342358625E-12
node 1.196109604598047E-13 -3.297389675764712E-13 -1.649808971272372E-10 8.022894347189243E-8 -8.024449355378354E-8 -4.131872564730764E-10
peri -2.646933244829946E-12 7.296984478880763E-12 1.060902436581862E-8 -8.024449355378354E-8 8.284822298112746E-8 4.115638704960337E-10
i 4.390757016853681E-16 -1.242823447474347E-15 -6.281567342358625E-12 -4.131872564730764E-10 4.115638704960337E-10 5.159774467192845E-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 17.5   n/a MPO460618  

423621 (2005 WU152)          Discovered 2005-Nov-29 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-02-04
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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