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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 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06287673073461138 5.2577e-08  
a 5.222466078538733 8.8372e-08 au
q 4.894094485147811 2.8008e-07 au
i 5.288220065421333 4.2264e-06 deg
node 296.691178550472 6.3766e-05 deg
peri 287.5163021760693 7.7459e-05 deg
M 40.45459886140461 4.0671e-05 deg
tp 2458906.634034500919
(2020-Feb-27.13403450)
0.00049912 TDB
period 4359.250926794291
11.93
0.00011065
3.029e-07
d
yr
n .0825829955755121 2.0961e-09 deg/d
Q 5.550837671929655 9.3928e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1527  
   data-arc span      24677 days (67.56 yr)  
   first obs. used      1953-12-07  
   last obs. used      2021-06-30  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .47078  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 14:10:59  

Additional Information
 Earth MOID = 3.89028 au 
 Jupiter MOID = .0450837 au 
 T_jup = 2.988 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 11.38   n/a E2021B10  
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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