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58574 (1997 RD8)
Classification: Main-belt Asteroid          SPK-ID: 2058574
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1701006216870007 3.6635e-08  
a 2.237415500848905 8.3587e-09 au
q 1.856829733182374 8.1326e-08 au
i 1.374707682112461 4.948e-06 deg
node 206.1178974632474 0.00016654 deg
peri 28.32086086485613 0.00016718 deg
M 21.16605865486153 1.5793e-05 deg
tp 2458928.628636313755
(2020-Mar-20.12863631)
5.3491e-05 TDB
period 1222.41421272379
3.35
6.8502e-06
1.875e-08
d
yr
n .2944991936880757 1.6503e-09 deg/d
Q 2.618001268515436 9.7806e-09 au
  Orbit Determination Parameters
   # obs. used (total)      694  
   data-arc span      9940 days (27.21 yr)  
   first obs. used      1993-04-25  
   last obs. used      2020-07-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56763  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 22:50:35  

Additional Information
 Earth MOID = .845674 au 
 Jupiter MOID = 2.37799 au 
 T_jup = 3.618 
[ 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 16.1   n/a MPO417229  

58574 (1997 RD8)          Discovered 1997-Sep-11 by Klet at Klet
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1997 RD8 = 1997 RE6 = 2001 XO122 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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