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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1205742697054199 6.0343e-08  
a 2.376631535216363 1.9203e-08 au
q 2.090070923498779 1.3889e-07 au
i 7.990171913495026 5.585e-06 deg
node 51.17873689439104 3.95e-05 deg
peri 319.0730268970249 4.549e-05 deg
M 84.7796884284584 2.0889e-05 deg
tp 2458685.340411025125
(2019-Jul-20.84041103)
7.7235e-05 TDB
period 1338.262196218101
3.66
1.622e-05
4.441e-08
d
yr
n .2690055812809717 3.2604e-09 deg/d
Q 2.663192146933946 2.1519e-08 au
  Orbit Determination Parameters
   # obs. used (total)      182  
   data-arc span      5629 days (15.41 yr)  
   first obs. used      2004-08-21  
   last obs. used      2020-01-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54368  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 10:36:59  

Additional Information
 Earth MOID = 1.09814 au 
 Jupiter MOID = 2.80883 au 
 T_jup = 3.518 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457619.5 (2016-Aug-19.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1212620949845719 6.0698e-08  
q 2.087784584334346 1.398e-07 au
tp 2457344.706268563549
(2015-Nov-18.20626856)
7.6387e-05 TDB
node 51.19604382299168 3.9514e-05 deg
peri 318.4329323043627 4.5367e-05 deg
i 7.990668683305725 5.5862e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      182  
   data-arc span      5629 days (15.41 yr)  
   first obs. used      2004-08-21  
   last obs. used      2020-01-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54368  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 10:36:59  

Additional Information
 Jupiter MOID = 2.80883 au 
 T_jup = 3.518 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.684229722672176E-15 -8.430280535661156E-15 -4.450761111861465E-13 -8.591742083396246E-15 -1.525035365400522E-13 -1.277135260421307E-14
q -8.430280535661156E-15 1.954403978130788E-14 9.134400458667669E-13 1.692541196486278E-14 3.345813356877771E-13 3.033539819987334E-14
tp -4.450761111861465E-13 9.134400458667669E-13 5.834974414564969E-9 8.613369603432601E-12 1.728936410513591E-9 2.187353755449867E-12
node -8.591742083396246E-15 1.692541196486278E-14 8.613369603432601E-12 1.561360341234185E-9 -1.543003696821477E-9 -5.771167746193669E-11
peri -1.525035365400522E-13 3.345813356877771E-13 1.728936410513591E-9 -1.543003696821477E-9 2.058198293390706E-9 5.807474949817451E-11
i -1.277135260421307E-14 3.033539819987334E-14 2.187353755449867E-12 -5.771167746193669E-11 5.807474949817451E-11 3.120519488035402E-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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