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30504 (2000 RS80)
Classification: Jupiter Trojan          SPK-ID: 2030504
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06287673675951402 5.2197e-08  
a 5.222466074438447 8.8267e-08 au
q 4.894094449840488 2.7763e-07 au
i 5.288219950359178 4.2233e-06 deg
node 296.6911734375603 6.3349e-05 deg
peri 287.5163066426989 7.7113e-05 deg
M 40.45460007269259 4.0651e-05 deg
tp 2458906.634020410304
(2020-Feb-27.13402041)
0.0004989 TDB
period 4359.250921660459
11.93
0.00011052
3.026e-07
d
yr
n .082582995672769 2.0936e-09 deg/d
Q 5.550837699036406 9.3817e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1547  
   data-arc span      24717 days (67.67 yr)  
   first obs. used      1953-12-07  
   last obs. used      2021-08-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .47089  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-24 23:42:55  

Additional Information
 Earth MOID = 3.89028 au 
 Jupiter MOID = .0450837 au 
 T_jup = 2.988 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457115.5 (2015-Apr-03.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06097554281217731 5.2135e-08  
q 4.904032058820349 2.7734e-07 au
tp 2458888.321135617280
(2020-Feb-08.82113562)
0.00051413 TDB
node 296.6935821829949 6.3388e-05 deg
peri 285.5583126355336 7.7871e-05 deg
i 5.286060915437436 4.2219e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1547  
   data-arc span      24717 days (67.67 yr)  
   first obs. used      1953-12-07  
   last obs. used      2021-08-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .47089  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-24 23:42:55  

Additional Information
 Jupiter MOID = .0450837 au 
 T_jup = 2.988 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.718038613651239E-15 -1.376328672099443E-14 -4.212296519595877E-12 -3.705326444638095E-15 -3.105904866346722E-13 -7.442477211020827E-16
q -1.376328672099443E-14 7.691629404614597E-14 -1.213279749785559E-12 3.976383986272546E-14 -6.546221245383742E-13 4.619173449867344E-15
tp -4.212296519595877E-12 -1.213279749785559E-12 2.643280862661098E-7 -3.484929375301238E-11 2.331924570377031E-8 -1.592558062950021E-12
node -3.705326444638095E-15 3.976383986272546E-14 -3.484929375301238E-11 4.017983871266767E-9 -4.00436734748545E-9 2.683621281670658E-12
peri -3.105904866346722E-13 -6.546221245383742E-13 2.331924570377031E-8 -4.00436734748545E-9 6.063966149970792E-9 -2.864662851432112E-12
i -7.442477211020827E-16 4.619173449867344E-15 -1.592558062950021E-12 2.683621281670658E-12 -2.864662851432112E-12 1.782450140087586E-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 11.39   n/a MPO636509  
diameter diameter 29.232 km 0.838 urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2012ApJ...759...49G)  
geometric albedo albedo 0.062   0.006 urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2012ApJ...759...49G)  

30504 (2000 RS80)          Discovered 2000-Sep-01 by LINEAR at Socorro
Reference: 20011002/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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