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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1138691365448754 4.2941e-08  
a 2.527736124614126 1.1958e-08 au
q 2.239904994691026 1.083e-07 au
i 12.10557904689571 4.7249e-06 deg
node 159.2071399050602 1.9755e-05 deg
peri 351.6500427792565 2.7061e-05 deg
M .5148148294874477 2.0202e-05 deg
tp 2458998.400844664032
(2020-May-28.90084466)
8.237e-05 TDB
period 1467.89850964622
4.02
1.0416e-05
2.852e-08
d
yr
n .2452485629178573 1.7403e-09 deg/d
Q 2.815567254537226 1.332e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1334  
   data-arc span      7813 days (21.39 yr)  
   first obs. used      1998-09-14  
   last obs. used      2020-02-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47258  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 08:37:20  

Additional Information
 Earth MOID = 1.25093 au 
 Jupiter MOID = 2.17602 au 
 T_jup = 3.413 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456593.5 (2013-Oct-28.0) TDB
Reference: JPL 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1136387687643019 4.3003e-08  
q 2.240856502408359 1.0843e-07 au
tp 2456064.144828673600
(2012-May-16.64482867)
7.9372e-05 TDB
node 159.2370468571922 1.9747e-05 deg
peri 352.0359636699447 2.7073e-05 deg
i 12.10654797386916 4.7261e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1334  
   data-arc span      7813 days (21.39 yr)  
   first obs. used      1998-09-14  
   last obs. used      2020-02-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47258  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 08:37:20  

Additional Information
 Jupiter MOID = 2.17602 au 
 T_jup = 3.413 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.849230396789735E-15 -4.640792735458875E-15 -7.990047490885256E-13 -1.345716158307508E-14 -1.541119765222124E-13 1.064995311916207E-15
q -4.640792735458875E-15 1.17573051111469E-14 2.038647158280147E-12 3.320907405638842E-14 4.044484928184689E-13 -2.273706471076414E-15
tp -7.990047490885256E-13 2.038647158280147E-12 6.299962739842032E-9 1.118221581486699E-11 1.483843252292104E-9 -7.678931763182417E-12
node -1.345716158307508E-14 3.320907405638842E-14 1.118221581486699E-11 3.899615269962897E-10 -3.785318936129942E-10 -1.539123469523471E-11
peri -1.541119765222124E-13 4.044484928184689E-13 1.483843252292104E-9 -3.785318936129942E-10 7.329310539516243E-10 1.329299827867787E-11
i 1.064995311916207E-15 -2.273706471076414E-15 -7.678931763182417E-12 -1.539123469523471E-11 1.329299827867787E-11 2.233599772936491E-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 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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