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249019 (2007 RK149)
Classification: Main-belt Asteroid          SPK-ID: 2249019
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1493055009190162 5.3479e-08  
a 2.221979969866513 1.6638e-08 au
q 1.890226137433573 1.177e-07 au
i 6.717732752406315 6.5648e-06 deg
node 322.0952811531572 5.1296e-05 deg
peri 350.1479457763486 5.7412e-05 deg
M 345.5802482781806 3.0345e-05 deg
tp 2459048.957825132829
(2020-Jul-18.45782513)
0.00010229 TDB
period 1209.786228248407
3.31
1.3588e-05
3.72e-08
d
yr
n .2975732336788353 3.3424e-09 deg/d
Q 2.553733802299453 1.9123e-08 au
  Orbit Determination Parameters
   # obs. used (total)      327  
   data-arc span      7873 days (21.56 yr)  
   first obs. used      1997-10-08  
   last obs. used      2019-04-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62414  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 10:18:59  

Additional Information
 Earth MOID = .87659 au 
 Jupiter MOID = 2.70677 au 
 T_jup = 3.625 
[ 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 16.7   n/a MPO433631  

249019 (2007 RK149)          Discovered 2007-Sep-12 by CSS at Catalina
Reference: 20100824/Numbers.arcLast Updated: 2010-08-27

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