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233584 (2007 RQ2)
Classification: Main-belt Asteroid          SPK-ID: 2233584
[ 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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2323275460876266 4.3157e-08  
a 2.702113811589604 3.0276e-08 au
q 2.074338340493508 1.1308e-07 au
i 7.757394595144786 8.1075e-06 deg
node 335.9033407072109 4.4366e-05 deg
peri 300.7599793643201 5.0749e-05 deg
M 3.720045502661555 1.9292e-05 deg
tp 2458983.735151460752
(2020-May-14.23515146)		 8.7048e-05 TDB
period 1622.384852500138
4.44		 2.7267e-05
7.465e-08		 d
yr
n .2218955628470215 3.7293e-09 deg/d
Q 3.3298892826857 3.7309e-08 au
   Orbit Determination Parameters
   # obs. used (total)      307  
   data-arc span      7973 days (21.83 yr)  
   first obs. used      1998-08-17  
   last obs. used      2020-06-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58569  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-24 04:28:38  

Additional Information
 Earth MOID = 1.07092 au 
 Jupiter MOID = 1.89028 au 
 T_jup = 3.315 
[ 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 16.1   n/a MPO433526  
diameter diameter 3.900 km 0.673 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.051   0.043 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

233584 (2007 RQ2)          Discovered 2007-Sep-02 by CSS at Catalina
Reference: 20100228/Numbers.arcLast Updated: 2010-03-03

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