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59846 (1999 RA64)
Classification: Main-belt Asteroid          SPK-ID: 2059846
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 .09581269861965915 4.239e-08  
a 2.936784279025301 1.7018e-08 au
q 2.655403051988097 1.2017e-07 au
i 2.472940585440258 3.5109e-06 deg
node 40.56377734656503 9.5263e-05 deg
peri 286.4749612620619 9.7372e-05 deg
M 130.5382788907646 1.9211e-05 deg
tp 2458729.935963142595
(2019-Sep-03.43596314)
9.856e-05 TDB
period 1838.258136293254
5.03
1.5979e-05
4.375e-08
d
yr
n .1958375664942901 1.7023e-09 deg/d
Q 3.218165506062506 1.8649e-08 au
  Orbit Determination Parameters
   # obs. used (total)      871  
   data-arc span      8751 days (23.96 yr)  
   first obs. used      1997-01-31  
   last obs. used      2021-01-16  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52442  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 11:40:47  

Additional Information
 Earth MOID = 1.64446 au 
 Jupiter MOID = 2.07012 au 
 T_jup = 3.266 
[ 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 14.98   n/a MPCxxxxx  

59846 (1999 RA64)          Discovered 1999-Sep-07 by LINEAR at Socorro
Reference: 20030614/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
1900-May-17 13:41 00:10 Thisb 0.014392950029924 0.0143893489289132 0.0143966225061468 2.18344961892673 2.18344940196568 2415157.069905115 9.84517421019573 1652.313773241 43.0063972580161 83.8917133759559 49687.6063205949 T 23 CATAB v2.0f-lin.ifort 2021-Apr-13 11:40:51 2021-Apr-13 11:40

Alternate Designations
 1999 RA64 = 2002 CA158 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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