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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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1738536821780134 4.4948e-08  
a 2.583523695144363 1.2015e-08 au
q 2.134368587749368 1.1282e-07 au
i 4.376888472050697 4.2431e-06 deg
node 296.5705166338218 5.8898e-05 deg
peri 23.25660575731329 6.0739e-05 deg
M 113.5454256484477 1.7596e-05 deg
tp 2458522.107632130901
(2019-Feb-07.60763213)
7.2249e-05 TDB
period 1516.760815764579
4.15
1.0581e-05
2.897e-08
d
yr
n .237347903676249 1.6557e-09 deg/d
Q 3.032678802539357 1.4104e-08 au
  Orbit Determination Parameters
   # obs. used (total)      827  
   data-arc span      8116 days (22.22 yr)  
   first obs. used      1998-08-28  
   last obs. used      2020-11-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52224  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-17 22:00:20  

Additional Information
 Earth MOID = 1.12213 au 
 Jupiter MOID = 2.27118 au 
 T_jup = 3.398 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457112.5 (2015-Mar-31.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1754883959981842 4.5022e-08  
q 2.129316577145968 1.1316e-07 au
tp 2457006.327852961945
(2014-Dec-14.82785296)
6.6444e-05 TDB
node 296.7145372904321 5.8918e-05 deg
peri 23.19663380594604 6.0724e-05 deg
i 4.377377226249801 4.2428e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      827  
   data-arc span      8116 days (22.22 yr)  
   first obs. used      1998-08-28  
   last obs. used      2020-11-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52224  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-17 22:00:20  

Additional Information
 Jupiter MOID = 2.27118 au 
 T_jup = 3.398 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.026940326355197E-15 -5.077745210243328E-15 1.025151404068218E-12 -9.315778908436706E-15 1.563665515672742E-13 -9.13633195520738E-16
q -5.077745210243328E-15 1.280457037644697E-14 -2.368397219192414E-12 2.308408480207929E-14 -3.472664050189108E-13 2.179985761511375E-15
tp 1.025151404068218E-12 -2.368397219192414E-12 4.414833493003232E-9 -3.184310031312761E-11 9.954735700755816E-10 -4.540636468687804E-12
node -9.315778908436706E-15 2.308408480207929E-14 -3.184310031312761E-11 3.471371918001405E-9 -3.467563573814532E-9 -1.251593321026623E-11
peri 1.563665515672742E-13 -3.472664050189108E-13 9.954735700755816E-10 -3.467563573814532E-9 3.687382901447001E-9 1.147499165249636E-11
i -9.13633195520738E-16 2.179985761511375E-15 -4.540636468687804E-12 -1.251593321026623E-11 1.147499165249636E-11 1.800148172489388E-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

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
2006-Aug-09 15:18 < 00:01 Hebe 0.0110760465288508 0.0110750192005374 0.0110770738658 7.7978168747153 7.7978168027373 2453957.137589551 0.257403449534843 56.1955343588206 38.1615748649665 34.0839131411422 34465.8143630003 T 20 CATAB v2.0f-lin.ifort 2020-Dec-17 22:00:22 2020-Dec-17 22:00
2030-Apr-16 05:43 < 00:01 Iris 0.0436820313755119 0.043680144995784 0.0436839179291618 5.13774219153044 5.13774216591523 2462607.738501392 0.989365662091001 213.287354486634 65.48484686327 70.5822516614558 94631.2168696297 T 20 CATAB v2.0f-lin.ifort 2020-Dec-17 22:00:22 2020-Dec-17 22:00

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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