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243118 (2007 RR180)
Classification: Main-belt Asteroid          SPK-ID: 2243118
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06577154933661267 9.1492e-08  
a 2.765831810599278 3.5488e-08 au
q 2.583918767211675 2.6956e-07 au
i 3.860553641648941 9.8489e-06 deg
node 356.3541424296114 8.992e-05 deg
peri 321.3587026279487 0.00010493 deg
M 304.9886957583213 5.1557e-05 deg
tp 2459257.235851064407
(2021-Feb-11.73585106)
0.00024018 TDB
period 1680.107528029879
4.60
3.2336e-05
8.853e-08
d
yr
n .2142719998535699 4.124e-09 deg/d
Q 2.947744853986881 3.7822e-08 au
  Orbit Determination Parameters
   # obs. used (total)      143  
   data-arc span      6057 days (16.58 yr)  
   first obs. used      2002-08-06  
   last obs. used      2019-03-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63187  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 09:38:59  

Additional Information
 Earth MOID = 1.57212 au 
 Jupiter MOID = 2.25207 au 
 T_jup = 3.333 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.5   n/a MPO454782  
diameter diameter 3.223 km 0.886 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.043   0.016 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

243118 (2007 RR180)          Discovered 2007-Sep-11 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20100626/Numbers.arcLast Updated: 2010-06-28

Alternate Designations
 2007 RR180 = 2005 ER228 = 2005 FN9 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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