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233590 (2007 RX81)
Classification: Main-belt Asteroid          SPK-ID: 2233590
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05064308244629639 5.9344e-08  
a 2.97462628968863 2.8238e-08 au
q 2.823982045253008 1.7734e-07 au
i 1.771545255859437 6.57e-06 deg
node 147.2069904750727 0.00014554 deg
peri 194.0991223203453 0.00015256 deg
M 101.3924936820402 4.4443e-05 deg
tp 2458072.723135908080
(2017-Nov-15.22313591)
0.00023215 TDB
period 1873.902733558532
5.13
2.6683e-05
7.305e-08
d
yr
n .192112425876215 2.7355e-09 deg/d
Q 3.125270534124252 2.9668e-08 au
  Orbit Determination Parameters
   # obs. used (total)      278  
   data-arc span      8662 days (23.72 yr)  
   first obs. used      1995-03-27  
   last obs. used      2018-12-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63146  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 09:30:50  

Additional Information
 Earth MOID = 1.81432 au 
 Jupiter MOID = 2.08796 au 
 T_jup = 3.259 
[ 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 16.0   n/a MPO427343  
diameter diameter 4.320 km 1.021 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.041   0.037 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

233590 (2007 RX81)          Discovered 2007-Sep-10 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20100228/Numbers.arcLast Updated: 2010-03-03

Alternate Designations
 2007 RX81 = 2002 TX93 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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