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46914 (1998 RX74)
Classification: Main-belt Asteroid          SPK-ID: 2046914
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1632129181531739 3.5104e-08  
a 2.64363560071509 1.1504e-08 au
q 2.212160119788761 9.2687e-08 au
i 1.411348902068781 4.9008e-06 deg
node 315.0026517702543 0.00015246 deg
peri 142.5767393327702 0.0001533 deg
M 214.3237809036902 1.6258e-05 deg
tp 2459235.811877574491
(2021-Jan-21.31187757)
7.2863e-05 TDB
period 1570.00420072414
4.30
1.0248e-05
2.806e-08
d
yr
n .2292987495408965 1.4967e-09 deg/d
Q 3.075111081641418 1.3381e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1268  
   data-arc span      10523 days (28.81 yr)  
   first obs. used      1991-01-09  
   last obs. used      2019-11-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56271  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 06:29:28  

Additional Information
 Earth MOID = 1.22931 au 
 Jupiter MOID = 2.08942 au 
 T_jup = 3.374 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456693.5 (2014-Feb-05.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .161566503497457 3.4855e-08  
q 2.217589186185951 9.1775e-08 au
tp 2456091.063879921789
(2012-Jun-12.56387992)
6.6368e-05 TDB
node 315.3319645606835 0.00015237 deg
peri 141.7943115817221 0.00015325 deg
i 1.410619512399421 4.9041e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1268  
   data-arc span      10523 days (28.81 yr)  
   first obs. used      1991-01-09  
   last obs. used      2019-11-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56271  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 06:29:28  

Additional Information
 Jupiter MOID = 2.08942 au 
 T_jup = 3.374 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.214892012476997E-15 -3.181141729479177E-15 9.111093720557328E-13 -5.716290137213539E-17 2.461527385869289E-13 1.86314743621816E-16
q -3.181141729479177E-15 8.422564597987112E-15 -2.237765040603355E-12 9.846295390101903E-16 -6.025934619985704E-13 -3.84636738484638E-16
tp 9.111093720557328E-13 -2.237765040603355E-12 4.404676031561724E-9 -1.135614555696924E-11 1.097325313750407E-9 5.726967218409146E-13
node -5.716290137213539E-17 9.846295390101903E-16 -1.135614555696924E-11 2.321750514340691E-8 -2.321251549342832E-8 2.456328699820304E-10
peri 2.461527385869289E-13 -6.025934619985704E-13 1.097325313750407E-9 -2.321251549342832E-8 2.34846237548971E-8 -2.454136054862876E-10
i 1.86314743621816E-16 -3.84636738484638E-16 5.726967218409146E-13 2.456328699820304E-10 -2.454136054862876E-10 2.405057226854787E-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 14.7   n/a MPO351165  
diameter diameter 6.432 km 0.137 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.068   0.017 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

46914 (1998 RX74)          Discovered 1998-Sep-14 by LINEAR at Socorro
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 RX74 = 1991 AP3 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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