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215291 (2001 RM109)
Classification: Main-belt Asteroid          SPK-ID: 2215291
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1026850281802937 6.7288e-08  
a 2.709913747730869 2.379e-08 au
q 2.431646178178959 1.8058e-07 au
i 6.08567900845791 8.4221e-06 deg
node 170.4101558153199 5.019e-05 deg
peri 157.6247882285268 6.0987e-05 deg
M 357.5285798635755 3.3681e-05 deg
tp 2458611.686023033066
(2019-May-08.18602303)
0.00015243 TDB
period 1629.414696656893
4.46
2.1457e-05
5.875e-08
d
yr
n .22093823060429 2.9094e-09 deg/d
Q 2.988181317282779 2.6233e-08 au
  Orbit Determination Parameters
   # obs. used (total)      190  
   data-arc span      6643 days (18.19 yr)  
   first obs. used      2001-08-21  
   last obs. used      2019-10-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55592  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 23:58:09  

Additional Information
 Earth MOID = 1.42097 au 
 Jupiter MOID = 2.32996 au 
 T_jup = 3.348 
[ 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 16.5   n/a MPO454546  
diameter diameter 2.363 km 0.680 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.096   0.053 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

215291 (2001 RM109)          Discovered 2001-Sep-12 by LINEAR at Socorro
Reference: 20090607/Numbers.arcLast Updated: 2009-06-08

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