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181349 (2006 RO31)
Classification: Main-belt Asteroid          SPK-ID: 2181349
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2802140467773799 4.646e-08  
a 2.631174216153659 1.5192e-08 au
q 1.893882241268942 1.2453e-07 au
i 15.76944901290005 4.9648e-06 deg
node 4.61008898057681 1.8288e-05 deg
peri 64.69500505399684 3.0096e-05 deg
M 80.1958320000717 1.3041e-05 deg
tp 2458853.226111065320
(2020-Jan-04.72611107)
5.7548e-05 TDB
period 1558.916428678898
4.27
1.3501e-05
3.696e-08
d
yr
n .2309296338002427 2e-09 deg/d
Q 3.368466191038376 1.9448e-08 au
  Orbit Determination Parameters
   # obs. used (total)      513  
   data-arc span      9069 days (24.83 yr)  
   first obs. used      1995-04-04  
   last obs. used      2020-02-01  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50553  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:30:15  

Additional Information
 Earth MOID = .961775 au 
 Jupiter MOID = 2.25818 au 
 T_jup = 3.291 
[ 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 16.79   n/a E2021B55  
diameter diameter 2.529 km 0.660 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  
geometric albedo albedo 0.044   0.013 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

181349 (2006 RO31)          Discovered 2006-Sep-15 by Spacewatch at Kitt Peak
Reference: 20080321/Numbers.arcLast Updated: 2008-03-26

Alternate Designations
 2006 RO31 = 2002 UA14 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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