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JPL Small-Body Database Browser
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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .255811126838959 7.0734e-08  
a 3.185362608788341 8.4553e-08 au
q 2.37051141044351 2.2171e-07 au
i 26.72495430798678 1.7082e-05 deg
node 45.83361888608471 2.2248e-05 deg
peri 60.63023426632725 8.3977e-05 deg
M 309.27801027971 6.5877e-05 deg
tp 2458893.070493670384
(2020-Feb-13.57049367)
0.00038415 TDB
period 2076.522989381178
5.69
8.2679e-05
2.264e-07
d
yr
n .1733667297886661 6.9028e-09 deg/d
Q 4.000213807133172 1.0618e-07 au
  Orbit Determination Parameters
   # obs. used (total)      205  
   data-arc span      4495 days (12.31 yr)  
   first obs. used      2002-12-27  
   last obs. used      2015-04-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61445  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 08:31:03  

Additional Information
 Earth MOID = 1.48734 au 
 Jupiter MOID = 1.82093 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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