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JPL Small-Body Database Browser
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109835 (2001 RJ123)
Classification: Main-belt Asteroid          SPK-ID: 2109835
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07690756482610178 3.49e-08  
a 2.983105305326358 2.1034e-08 au
q 2.753681940673883 1.0779e-07 au
i 2.57976318895005 4.0927e-06 deg
node 144.5527550756804 8.6546e-05 deg
peri 148.9825640463423 9.0582e-05 deg
M 202.3844114253343 2.7361e-05 deg
tp 2459424.444522427222
(2021-Jul-28.94452243)
0.00014552 TDB
period 1881.920632065431
5.15
1.9904e-05
5.449e-08
d
yr
n .1912939333710878 2.0232e-09 deg/d
Q 3.212528669978833 2.2652e-08 au
  Orbit Determination Parameters
   # obs. used (total)      826  
   data-arc span      6385 days (17.48 yr)  
   first obs. used      2001-08-16  
   last obs. used      2019-02-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61577  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 09:43:54  

Additional Information
 Earth MOID = 1.73732 au 
 Jupiter MOID = 1.9223 au 
 T_jup = 3.253 
[ 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 14.8   n/a MPO432619  

109835 (2001 RJ123)          Discovered 2001-Sep-12 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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