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6903 (1989 XM)
Classification: Main-belt Asteroid          SPK-ID: 2006903
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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03161580551741006 3.1404e-08  
a 2.928956513219389 1.3532e-08 au
q 2.836355193728493 8.9712e-08 au
i 2.901274118153514 4.0386e-06 deg
node 58.34688824733827 6.4636e-05 deg
peri 276.5692469853125 9.292e-05 deg
M 120.6147022413698 6.6922e-05 deg
tp 2458387.069224305438
(2018-Sep-25.56922431)
0.00034083 TDB
period 1830.913438795504
5.01
1.2688e-05
3.474e-08
d
yr
n .1966231676342011 1.3626e-09 deg/d
Q 3.021557832710285 1.396e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2516  
   data-arc span      24242 days (66.37 yr)  
   first obs. used      1953-09-17  
   last obs. used      2020-01-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49041  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 18:15:18  

Additional Information
 Earth MOID = 1.82782 au 
 Jupiter MOID = 2.09058 au 
 T_jup = 3.274 
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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 13.0   n/a MPO502218  
diameter diameter 7.853 km 0.224 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.217   0.038 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

6903 (1989 XM)          Discovered 1989-Dec-02 by Oshima, Y. at Gekko
Reference: DISCOVERY.DBLast Updated: 2003-08-29

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Alternate Designations
 1989 XM = 1988 RJ5 = 1999 YN29 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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