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78548 (2002 RM126)
Classification: Main-belt Asteroid          SPK-ID: 2078548
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1849443160761995 8.458e-08  
a 2.567368215915607 1.8355e-08 au
q 2.092548057107323 2.0618e-07 au
i 6.012897335039696 5.4629e-06 deg
node 56.67598205384619 4.6577e-05 deg
peri 300.5095979416621 4.9048e-05 deg
M 96.99134166195969 2.1898e-05 deg
tp 2458595.680770936439
(2019-Apr-22.18077094)
8.8671e-05 TDB
period 1502.556001037766
4.11
1.6113e-05
4.411e-08
d
yr
n .239591735516919 2.5693e-09 deg/d
Q 3.042188374723891 2.1749e-08 au
  Orbit Determination Parameters
   # obs. used (total)      555  
   data-arc span      7845 days (21.48 yr)  
   first obs. used      1998-08-26  
   last obs. used      2020-02-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52356  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 21:26:27  

Additional Information
 Earth MOID = 1.09665 au 
 Jupiter MOID = 2.42312 au 
 T_jup = 3.400 
[ 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 MPO453206  
diameter diameter 2.573 km 0.772 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.243   0.161 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

78548 (2002 RM126)          Discovered 2002-Sep-09 by NEAT at Palomar
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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