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52823 (1998 RA7)
Classification: Main-belt Asteroid          SPK-ID: 2052823
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07095588009992818 4.4923e-08  
a 2.144729099062811 6.9205e-09 au
q 1.992547958262883 9.3466e-08 au
i 2.241368915664292 4.6368e-06 deg
node 165.1546898705211 7.1175e-05 deg
peri 347.9939837153005 7.6697e-05 deg
M 220.4094502359514 3.0791e-05 deg
tp 2459645.346942657926
(2022-Mar-06.84694266)
9.9397e-05 TDB
period 1147.247429195946
3.14
5.5528e-06
1.52e-08
d
yr
n .3137945580338392 1.5188e-09 deg/d
Q 2.296910239862739 7.4116e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1283  
   data-arc span      8593 days (23.53 yr)  
   first obs. used      1997-07-04  
   last obs. used      2021-01-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53869  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 10:48:23  

Additional Information
 Earth MOID = 1.00234 au 
 Jupiter MOID = 2.68035 au 
 T_jup = 3.706 
[ 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 16.01   n/a MPCxxxxx  

52823 (1998 RA7)          Discovered 1998-Sep-12 by Spacewatch at Kitt Peak
Reference: 20030216/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 RA7 = 2000 CZ27 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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