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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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1500966043792033 5.7271e-08  
a 2.472372135441894 1.1189e-08 au
q 2.101277473150306 1.3893e-07 au
i 6.321981653165375 3.9153e-06 deg
node 142.7925671703223 4.9827e-05 deg
peri 271.1198625345651 5.1585e-05 deg
M 71.73579742875265 1.3718e-05 deg
tp 2458717.554613591412
(2019-Aug-22.05461359)
5.3485e-05 TDB
period 1419.937364023289
3.89
9.6396e-06
2.639e-08
d
yr
n .253532310030892 1.7212e-09 deg/d
Q 2.843466797733482 1.2869e-08 au
  Orbit Determination Parameters
   # obs. used (total)      899  
   data-arc span      7556 days (20.69 yr)  
   first obs. used      1999-08-12  
   last obs. used      2020-04-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53116  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 13:36:23  

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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