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JPL Small-Body Database Browser
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109734 (2001 RM61)
Classification: Main-belt Asteroid          SPK-ID: 2109734
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1672809328661768 3.5733e-08  
a 2.606234733277273 1.5377e-08 au
q 2.170261355826419 9.1977e-08 au
i 11.79652688163751 4.2173e-06 deg
node 153.0948798502445 3.1177e-05 deg
peri 173.9948511711482 3.6939e-05 deg
M 90.85192737404067 2.1447e-05 deg
tp 2458212.661995474493
(2018-Apr-04.16199547)
9.034e-05 TDB
period 1536.80483909114
4.21
1.3601e-05
3.724e-08
d
yr
n .2342522556168566 2.0732e-09 deg/d
Q 3.042208110728127 1.795e-08 au
  Orbit Determination Parameters
   # obs. used (total)      352  
   data-arc span      10467 days (28.66 yr)  
   first obs. used      1991-03-09  
   last obs. used      2019-11-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57862  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 10:17:24  

Additional Information
 Earth MOID = 1.15845 au 
 Jupiter MOID = 2.32114 au 
 T_jup = 3.363 
[ 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 16.0   n/a MPO417563  

109734 (2001 RM61)          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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