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243581 (1997 RH6)
Classification: Main-belt Asteroid          SPK-ID: 2243581
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2243051025648305 5.7327e-08  
a 2.217704977007101 1.7042e-08 au
q 1.720262434680988 1.2315e-07 au
i 3.92347356552094 7.4906e-06 deg
node 268.4245898689846 0.00011542 deg
peri 37.88017156559107 0.00011725 deg
M 336.8504242738791 2.5647e-05 deg
tp 2459078.070147755543
(2020-Aug-16.57014776)
8.6543e-05 TDB
period 1206.296543935615
3.30
1.3905e-05
3.807e-08
d
yr
n .2984340805831031 3.4401e-09 deg/d
Q 2.715147519333215 2.0865e-08 au
  Orbit Determination Parameters
   # obs. used (total)      131  
   data-arc span      7825 days (21.42 yr)  
   first obs. used      1997-09-07  
   last obs. used      2019-02-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .70096  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 09:22:43  

Additional Information
 Earth MOID = .707304 au 
 Jupiter MOID = 2.53867 au 
 T_jup = 3.616 
[ 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 MPO422946  

243581 (1997 RH6)          Discovered 1997-Sep-07 by ODAS at Caussols
Reference: 20100726/Numbers.arcLast Updated: 2010-07-28

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