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243133 (2007 RM298)
Classification: Outer Main-belt Asteroid          SPK-ID: 2243133
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1566992442413308 4.441e-08  
a 3.214219588613915 3.875e-08 au
q 2.710553808252433 1.5336e-07 au
i 5.36095301402514 6.6218e-06 deg
node 152.320742749003 5.2433e-05 deg
peri 292.6603723791438 5.8003e-05 deg
M 44.77423392124338 2.1588e-05 deg
tp 2458938.719432257291
(2020-Mar-30.21943226)
0.00012601 TDB
period 2104.804396053821
5.76
3.8063e-05
1.042e-07
d
yr
n .1710372710523332 3.093e-09 deg/d
Q 3.717885368975397 4.4822e-08 au
  Orbit Determination Parameters
   # obs. used (total)      320  
   data-arc span      6150 days (16.84 yr)  
   first obs. used      2004-03-17  
   last obs. used      2021-01-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56851  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 13:37:20  

Additional Information
 Earth MOID = 1.73219 au 
 Jupiter MOID = 1.53567 au 
 T_jup = 3.165 
[ 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 15.86   n/a E2021B55  
diameter diameter 4.235 km 0.773 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.057   0.016 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

243133 (2007 RM298)          Discovered 2007-Sep-10 by Spacewatch at Kitt Peak
Reference: 20100626/Numbers.arcLast Updated: 2010-06-28

[ show close-approach data ]
Alternate Designations
 2007 RM298 = 2004 FH155 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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