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74210 (1998 RX60)
Classification: Main-belt Asteroid          SPK-ID: 2074210
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1738536827421296 4.4969e-08  
a 2.583523695316627 1.2038e-08 au
q 2.134368586434276 1.1286e-07 au
i 4.376888564795951 4.2443e-06 deg
node 296.5705114142876 6.0101e-05 deg
peri 23.25661068149522 6.1941e-05 deg
M 113.545425797107 1.7655e-05 deg
tp 2458522.107631456718
(2019-Feb-07.60763146)
7.2521e-05 TDB
period 1516.760815916281
4.15
1.0601e-05
2.902e-08
d
yr
n .2373479036525101 1.6589e-09 deg/d
Q 3.032678804198979 1.4131e-08 au
  Orbit Determination Parameters
   # obs. used (total)      815  
   data-arc span      7820 days (21.41 yr)  
   first obs. used      1998-08-28  
   last obs. used      2020-01-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52321  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 17:12:45  

Additional Information
 Earth MOID = 1.12213 au 
 Jupiter MOID = 2.27118 au 
 T_jup = 3.398 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457037.5 (2015-Jan-15.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1755221658413843 4.5041e-08  
q 2.129343860723846 1.132e-07 au
tp 2457006.368336702923
(2014-Dec-14.86833670)
6.6774e-05 TDB
node 296.7152314747399 6.0119e-05 deg
peri 23.20967149026458 6.1923e-05 deg
i 4.377424424155261 4.244e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      815  
   data-arc span      7820 days (21.41 yr)  
   first obs. used      1998-08-28  
   last obs. used      2020-01-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52321  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 17:12:45  

Additional Information
 Jupiter MOID = 2.27118 au 
 T_jup = 3.398 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.028683340005539E-15 -5.08187397195257E-15 1.015946560960092E-12 -1.064197286695343E-14 1.549243909005139E-13 -8.931748784314424E-16
q -5.08187397195257E-15 1.281449978628237E-14 -2.34998870616868E-12 2.652597519978529E-14 -3.45047520104606E-13 2.134553764887921E-15
tp 1.015946560960092E-12 -2.34998870616868E-12 4.458801817587207E-9 -3.398656653848866E-11 1.010953068433237E-9 -4.571292387743005E-12
node -1.064197286695343E-14 2.652597519978529E-14 -3.398656653848866E-11 3.614289706223671E-9 -3.610536966362938E-9 -1.368589504131087E-11
peri 1.549243909005139E-13 -3.45047520104606E-13 1.010953068433237E-9 -3.610536966362938E-9 3.834458954667951E-9 1.263089935236488E-11
i -8.931748784314424E-16 2.134553764887921E-15 -4.571292387743005E-12 -1.368589504131087E-11 1.263089935236488E-11 1.801171422617334E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.2   n/a MPO359265  
diameter diameter 6.492 km 0.093 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.035   0.009 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

74210 (1998 RX60)          Discovered 1998-Sep-14 by LINEAR at Socorro
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 RX60 = 1998 TD35 = 2001 FY32 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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