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109866 (2001 RS146)
Classification: Main-belt Asteroid          SPK-ID: 2109866
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1933720149115199 3.3122e-08  
a 2.647598359626291 1.3809e-08 au
q 2.13562693014892 8.7853e-08 au
i 12.73059858940356 3.802e-06 deg
node 247.5880929751885 2.406e-05 deg
peri 167.2358055596358 2.874e-05 deg
M 82.98336853686614 1.5745e-05 deg
tp 2458637.785313078592
(2019-Jun-03.28531308)
6.7454e-05 TDB
period 1573.535632428525
4.31
1.231e-05
3.37e-08
d
yr
n .228784142272261 1.7899e-09 deg/d
Q 3.159569789103662 1.6479e-08 au
  Orbit Determination Parameters
   # obs. used (total)      694  
   data-arc span      8176 days (22.38 yr)  
   first obs. used      1997-11-29  
   last obs. used      2020-04-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52549  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 19:09:25  

Additional Information
 Earth MOID = 1.14957 au 
 Jupiter MOID = 2.20059 au 
 T_jup = 3.331 
[ 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 15.4   n/a MPO453560  

109866 (2001 RS146)          Discovered 2001-Sep-09 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 2001 RS146 = 1998 BT30 = 2001 UM183 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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