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469629 (2004 RB301)
Classification: Main-belt Asteroid          SPK-ID: 2469629
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 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1831962466150238 2.9021e-06  
a 2.561083441430419 4.0062e-07 au
q 2.091902567692479 7.7563e-06 au
i 5.127710415909796 2.0296e-05 deg
node 159.3516011508169 0.00011885 deg
peri 191.0522622877925 0.00036425 deg
M 304.1093373344185 0.0003125 deg
tp 2459232.918544593554
(2021-Jan-18.41854459)
0.0013371 TDB
period 1497.042118722375
4.10
0.00035127
9.617e-07
d
yr
n .2404741960815611 5.6425e-08 deg/d
Q 3.030264315168361 4.7401e-07 au
  Orbit Determination Parameters
   # obs. used (total)      62  
   data-arc span      5850 days (16.02 yr)  
   first obs. used      2000-08-25  
   last obs. used      2016-08-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      1  
   norm. resid. RMS      .6583  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-09 07:40:38  

Additional Information
 Earth MOID = 1.08608 au 
 Jupiter MOID = 2.39851 au 
 T_jup = 3.406 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456621.5 (2013-Nov-25.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1813607654424057 2.9101e-06  
q 2.097800169740252 7.765e-06 au
tp 2456242.052957661710
(2012-Nov-10.55295766)
0.0010288 TDB
node 159.4375077216653 0.00011896 deg
peri 191.4979029913039 0.00036905 deg
i 5.119525202817016 2.0265e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      62  
   data-arc span      5850 days (16.02 yr)  
   first obs. used      2000-08-25  
   last obs. used      2016-08-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      1  
   norm. resid. RMS      .6583  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-09 07:40:38  

Additional Information
 Jupiter MOID = 2.39851 au 
 T_jup = 3.406 
Orbit Covariance (6×6)
  e q tp node peri i
e 8.468508711462093E-12 -2.259654529547842E-11 -2.76193277706516E-10 8.205276375564509E-11 3.53249829229984E-10 -3.768659030756866E-11
q -2.259654529547842E-11 6.029595568522156E-11 7.731090263773535E-10 -2.187915850869614E-10 -9.309699608529161E-10 1.006579740621497E-10
tp -2.76193277706516E-10 7.731090263773535E-10 1.058394797080275E-6 1.379687137845469E-9 3.254128985439982E-7 4.140614476256329E-9
node 8.205276375564509E-11 -2.187915850869614E-10 1.379687137845469E-9 1.415126193975552E-8 -8.56060115905133E-9 -1.418743498079517E-9
peri 3.53249829229984E-10 -9.309699608529161E-10 3.254128985439982E-7 -8.56060115905133E-9 1.361952493779658E-7 4.23530112944889E-10
i -3.768659030756866E-11 1.006579740621497E-10 4.140614476256329E-9 -1.418743498079517E-9 4.23530112944889E-10 4.106813457294358E-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 18.0   n/a MPO392228  

469629 (2004 RB301)          Discovered 2004-Sep-11 by Spacewatch at Kitt Peak
Reference: Last Updated: 2016-08-22

Alternate Designations
 2004 RB301 = 2008 SU20 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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