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46905 (1998 RT63)
Classification: Main-belt Asteroid          SPK-ID: 2046905
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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1138691381068821 4.278e-08  
a 2.527736125473213 1.1522e-08 au
q 2.239904991503949 1.0807e-07 au
i 12.10557847407004 4.702e-06 deg
node 159.2071350425865 1.9409e-05 deg
peri 351.6500483540956 2.652e-05 deg
M .5148136059544538 1.9366e-05 deg
tp 2458998.400849651913
(2020-May-28.90084965)
7.8961e-05 TDB
period 1467.898510394549
4.02
1.0036e-05
2.748e-08
d
yr
n .2452485627928305 1.6768e-09 deg/d
Q 2.815567259442477 1.2834e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1451  
   data-arc span      7944 days (21.75 yr)  
   first obs. used      1998-09-14  
   last obs. used      2020-06-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47722  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 23:44:55  

Additional Information
 Earth MOID = 1.25093 au 
 Jupiter MOID = 2.17602 au 
 T_jup = 3.413 
[ 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 14.2   n/a MPO502468  
diameter diameter 3.704 km 0.834 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.323   0.127 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

46905 (1998 RT63)          Discovered 1998-Sep-14 by LINEAR at Socorro
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 RT63 = 2000 AQ194 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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