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JPL Small-Body Database Browser
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441567 (2008 UJ30)
Classification: Main-belt Asteroid          SPK-ID: 2441567
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1203385388112391 6.3548e-08  
a 2.376093445536359 2.047e-08 au
q 2.090157832221551 1.4879e-07 au
i 7.991007773722339 5.7764e-06 deg
node 51.17994246350604 4.6611e-05 deg
peri 319.0364785712239 5.1944e-05 deg
M 337.2027271989952 2.1804e-05 deg
tp 2458685.217688327484
(2019-Jul-20.71768833)
8.1219e-05 TDB
period 1337.807730955881
3.66
1.7287e-05
4.733e-08
d
yr
n .2690969648850626 3.4773e-09 deg/d
Q 2.662029058851167 2.2933e-08 au
  Orbit Determination Parameters
   # obs. used (total)      167  
   data-arc span      5555 days (15.21 yr)  
   first obs. used      2004-08-21  
   last obs. used      2019-11-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57529  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-05 02:09:41  

Additional Information
 Earth MOID = 1.09744 au 
 Jupiter MOID = 2.80703 au 
 T_jup = 3.519 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457410.5 (2016-Jan-23.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1213515352705555 6.3901e-08  
q 2.087846393194919 1.4982e-07 au
tp 2457344.834669436562
(2015-Nov-18.33466944)
7.8489e-05 TDB
node 51.19578665045865 4.6635e-05 deg
peri 318.4749188200067 5.1813e-05 deg
i 7.990365231818349 5.778e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      167  
   data-arc span      5555 days (15.21 yr)  
   first obs. used      2004-08-21  
   last obs. used      2019-11-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57529  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-05 02:09:41  

Additional Information
 Jupiter MOID = 2.80703 au 
 T_jup = 3.519 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.083296364207464E-15 -9.506882974613038E-15 -8.074702341987558E-13 -3.070853566505294E-14 -2.162677967383044E-13 -1.30006594248107E-14
q -9.506882974613038E-15 2.244728686951105E-14 1.889778219752992E-12 6.974932288635248E-14 5.130252387364102E-13 3.136768467516047E-14
tp -8.074702341987558E-13 1.889778219752992E-12 6.160540355923165E-9 -2.205136823497938E-12 1.816102863670916E-9 4.471951725674362E-12
node -3.070853566505294E-14 6.974932288635248E-14 -2.205136823497938E-12 2.174783372734426E-9 -2.153965354795597E-9 -9.290993837367274E-11
peri -2.162677967383044E-13 5.130252387364102E-13 1.816102863670916E-9 -2.153965354795597E-9 2.684585531586554E-9 9.354044528290638E-11
i -1.30006594248107E-14 3.136768467516047E-14 4.471951725674362E-12 -9.290993837367274E-11 9.354044528290638E-11 3.338479036274499E-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 17.2   n/a MPO456092  

441567 (2008 UJ30)          Discovered 2008-Oct-20 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-09-02
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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