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249135 (2007 YR64)
Classification: Main-belt Asteroid          SPK-ID: 2249135
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2462261597847308 3.3526e-08  
a 2.702903816892928 2.4636e-08 au
q 2.037378189791891 8.9259e-08 au
i 10.0334280747961 5.2401e-06 deg
node 97.21425781868976 2.8653e-05 deg
peri 235.4584871959509 3.1841e-05 deg
M 333.3776234843663 1.1392e-05 deg
tp 2458720.529676260629
(2019-Aug-25.02967626)
5.1136e-05 TDB
period 1623.096398942876
4.44
2.2191e-05
6.076e-08
d
yr
n .2217982864323204 3.0324e-09 deg/d
Q 3.368429443993965 3.0702e-08 au
  Orbit Determination Parameters
   # obs. used (total)      360  
   data-arc span      5747 days (15.73 yr)  
   first obs. used      2004-02-18  
   last obs. used      2019-11-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56521  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 18:46:55  

Additional Information
 Earth MOID = 1.04472 au 
 Jupiter MOID = 2.04905 au 
 T_jup = 3.301 
[ 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 16.0   n/a MPO440259  
diameter diameter 4.125 km 0.115 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.034   0.006 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

249135 (2007 YR64)          Discovered 2007-Dec-18 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20100824/Numbers.arcLast Updated: 2010-08-27

[ show close-approach data ]
Alternate Designations
 2007 YR64 = 2004 DN22 = 2006 TF55 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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