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382912 (2004 RR194)
Classification: Main-belt Asteroid          SPK-ID: 2382912
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2904838397694735 1.5802e-07  
a 2.621290547897046 5.286e-08 au
q 1.859848004392485 4.0452e-07 au
i 14.68136911827272 1.7938e-05 deg
node 347.6508261535164 3.7154e-05 deg
peri 20.63073247120223 4.7501e-05 deg
M 254.1264131852901 4.958e-05 deg
tp 2459456.386041295813
(2021-Aug-29.88604130)
0.00022639 TDB
period 1550.140878420586
4.24
4.6889e-05
1.284e-07
d
yr
n .2322369566608671 7.0248e-09 deg/d
Q 3.382733091401607 6.8215e-08 au
  Orbit Determination Parameters
   # obs. used (total)      90  
   data-arc span      5319 days (14.56 yr)  
   first obs. used      2004-09-10  
   last obs. used      2019-04-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63167  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 19:02:20  

Additional Information
 Earth MOID = .864181 au 
 Jupiter MOID = 2.11225 au 
 T_jup = 3.299 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457294.5 (2015-Sep-29.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2901422266618134 1.5755e-07  
q 1.860833857401025 4.0226e-07 au
tp 2457907.306686963054
(2017-Jun-02.80668696)
0.0001829 TDB
node 347.6659242596946 3.7154e-05 deg
peri 20.80593359100364 4.7531e-05 deg
i 14.68065304327128 1.7936e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      90  
   data-arc span      5319 days (14.56 yr)  
   first obs. used      2004-09-10  
   last obs. used      2019-04-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63167  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 19:02:20  

Additional Information
 Jupiter MOID = 2.11225 au 
 T_jup = 3.299 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.482344245980384E-14 -6.312697355408357E-14 6.75657151167208E-12 4.060754908450331E-14 -1.926257562417602E-13 -1.059858669783723E-13
q -6.312697355408357E-14 1.618148232024513E-13 -1.148889624710312E-11 -1.00565784309891E-13 1.366167246459974E-12 2.378215943878354E-13
tp 6.75657151167208E-12 -1.148889624710312E-11 3.345275562939586E-8 9.873159506200709E-12 5.217897779961788E-9 -2.217322832630897E-10
node 4.060754908450331E-14 -1.00565784309891E-13 9.873159506200709E-12 1.380454065950427E-9 -1.333487925130424E-9 -5.66172519532714E-11
peri -1.926257562417602E-13 1.366167246459974E-12 5.217897779961788E-9 -1.333487925130424E-9 2.259235642375798E-9 2.263187863405803E-11
i -1.059858669783723E-13 2.378215943878354E-13 -2.217322832630897E-10 -5.66172519532714E-11 2.263187863405803E-11 3.217157531985969E-10

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.5   n/a MPO159735  

382912 (2004 RR194)          Discovered 2004-Sep-10 by LINEAR at Socorro
Reference: Last Updated: 2014-01-21
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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