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70252 (1999 RZ85)
Classification: Main-belt Asteroid          SPK-ID: 2070252
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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1500966046294817 5.7221e-08  
a 2.472372135426082 1.1181e-08 au
q 2.101277472518086 1.3879e-07 au
i 6.321981650084195 3.9151e-06 deg
node 142.7925669347465 4.9705e-05 deg
peri 271.1198627623293 5.1468e-05 deg
M 71.73579745051303 1.3714e-05 deg
tp 2458717.554613508298
(2019-Aug-22.05461351)
5.3472e-05 TDB
period 1419.937364009667
3.89
9.6322e-06
2.637e-08
d
yr
n .2535323100333243 1.7198e-09 deg/d
Q 2.843466798334078 1.2859e-08 au
  Orbit Determination Parameters
   # obs. used (total)      903  
   data-arc span      7583 days (20.76 yr)  
   first obs. used      1999-08-12  
   last obs. used      2020-05-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53047  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 22:01:28  

Additional Information
 Earth MOID = 1.12386 au 
 Jupiter MOID = 2.51728 au 
 T_jup = 3.459 
[ 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 MPO263882  

70252 (1999 RZ85)          Discovered 1999-Sep-07 by LINEAR at Socorro
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 RZ85 = 2001 DJ30 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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