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109741 (2001 RA64)
Classification: Main-belt Asteroid          SPK-ID: 2109741
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .22658493228133 3.7419e-08  
a 3.136981543704565 2.3802e-08 au
q 2.426188793056484 1.238e-07 au
i 20.51344450086021 6.0498e-06 deg
node 341.4501420160913 1.1234e-05 deg
peri 256.3912670806002 1.7517e-05 deg
M 307.8023496139142 1.5125e-05 deg
tp 2459690.748884858866
(2022-Apr-21.24888486)
8.6802e-05 TDB
period 2029.39400079643
5.56
2.3097e-05
6.324e-08
d
yr
n .1773928571084368 2.0189e-09 deg/d
Q 3.847774294352646 2.9195e-08 au
  Orbit Determination Parameters
   # obs. used (total)      732  
   data-arc span      11166 days (30.57 yr)  
   first obs. used      1990-10-10  
   last obs. used      2021-05-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53252  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 00:20:27  

Additional Information
 Earth MOID = 1.51258 au 
 Jupiter MOID = 1.64778 au 
 T_jup = 3.075 
[ show covariance matrix ]

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 14.62   n/a MPCxxxxx  
diameter diameter 7.372 km 0.190 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.043   0.003 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

109741 (2001 RA64)          Discovered 2001-Sep-10 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ 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
1952-Jan-29 15:55 00:02 Jupiter 1.6950895532744 1.69508838307214 1.6950907234785 5.3229374178611 5.22821948318886 2434041.163428043 1.81999224730314 144.69243534699 42.5651750503596 -73.4856961397666 1951243.09254883 T 23 CATAB v2.0g-lin.ifort 2021-Jul-09 00:20:30 2021-Jul-09 00:20
1962-Sep-12 02:11 00:01 Jupiter 1.91470830030241 1.91470679462049 1.91470980600958 6.28656733693384 6.21580045548213 2437919.590750776 1.45846576492363 383.595592078139 26.4105814616632 79.5918540104681 2635452.5637022 T 23 CATAB v2.0g-lin.ifort 2021-Jul-09 00:20:30 2021-Jul-09 00:20
2035-Jul-14 16:23 00:01 Jupiter 1.85733801490198 1.8573369205323 1.85733910927167 4.72405888582694 4.62651598008325 2464523.182720394 1.0542573123927 71.5053629759454 52.0844618993251 -80.3910833206763 1583992.95478107 T 23 CATAB v2.0g-lin.ifort 2021-Jul-09 00:20:30 2021-Jul-09 00:20
2046-Feb-05 17:29 00:01 Jupiter 1.76989516800091 1.7698942310703 1.76989610493755 5.99669114124104 5.91634687719916 2468382.228325183 1.0662353912838 202.821198896891 23.6689387236481 78.8962069970782 2501618.71347574 T 23 CATAB v2.0g-lin.ifort 2021-Jul-09 00:20:30 2021-Jul-09 00:20
2129-Jul-02 23:28 00:03 Jupiter 1.69917509387636 1.69917422844243 1.6991759593299 5.65900165114561 5.57021712699478 2498844.478049531 3.42577894404472 405.97532856181 28.2775092581935 85.9855553234612 2212046.16977387 T 23 CATAB v2.0g-lin.ifort 2021-Jul-09 00:20:30 2021-Jul-09 00:20

Alternate Designations
 2001 RA64 = 1999 CL41 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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