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JPL Small-Body Database Browser
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243477 (2009 SP293)
Classification: Main-belt Asteroid          SPK-ID: 2243477
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 .1759869318542093 4.6112e-08  
a 2.274766399995338 1.3046e-08 au
q 1.874437240575114 1.0923e-07 au
i 1.611264029682663 5.2983e-06 deg
node 272.2442438444515 0.00018692 deg
peri 109.1686893124972 0.00018792 deg
M 282.3098009181856 1.6441e-05 deg
tp 2458870.937783363173
(2020-Jan-22.43778336)
5.7608e-05 TDB
period 1253.151660844843
3.43
1.078e-05
2.951e-08
d
yr
n .2872756835811056 2.4713e-09 deg/d
Q 2.675095559415563 1.5342e-08 au
  Orbit Determination Parameters
   # obs. used (total)      301  
   data-arc span      6248 days (17.11 yr)  
   first obs. used      2002-09-14  
   last obs. used      2019-10-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58509  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 02:15:22  

Additional Information
 Earth MOID = .87728 au 
 Jupiter MOID = 2.78395 au 
 T_jup = 3.589 
[ 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 17.6   n/a MPO440239  
diameter diameter 1.446 km 0.653 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.077   0.057 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

243477 (2009 SP293)          Discovered 2009-Sep-26 by Spacewatch at Kitt Peak
Reference: 20100626/Numbers.arcLast Updated: 2010-06-28

[ show close-approach data ]
Alternate Designations
 2009 SP293 = 2002 RX189 = 2006 XE43 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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