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212743 (2007 RT289)
Classification: Main-belt Asteroid          SPK-ID: 2212743
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 .2557788263129247 6.9669e-08  
a 3.18553357096972 5.505e-08 au
q 2.370741533006665 2.0775e-07 au
i 26.72190922430034 9.6473e-06 deg
node 45.8288848798224 1.3883e-05 deg
peri 60.5794159768128 6.2836e-05 deg
M 18.65395411725316 3.7278e-05 deg
tp 2458892.893102587569
(2020-Feb-13.39310259)
0.00021688 TDB
period 2076.690165794157
5.69
5.3831e-05
1.474e-07
d
yr
n .1733527735286071 4.4936e-09 deg/d
Q 4.000325608932775 6.913e-08 au
  Orbit Determination Parameters
   # obs. used (total)      349  
   data-arc span      6329 days (17.33 yr)  
   first obs. used      2002-12-27  
   last obs. used      2020-04-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54845  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 08:49:56  

Additional Information
 Earth MOID = 1.48744 au 
 Jupiter MOID = 1.82126 au 
 T_jup = 2.985 
[ 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 15.1   n/a MPO338564  
diameter diameter 5.193 km 0.272 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.072   0.027 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

212743 (2007 RT289)          Discovered 2007-Sep-14 by CSS at Catalina
Reference: 20090409/Numbers.arcLast Updated: 2009-04-10

[ show close-approach data ]
Alternate Designations
 2007 RT289 = 2002 YW1 = 2004 HW26 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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