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7819 (1990 RR3)
Classification: Main-belt Asteroid          SPK-ID: 2007819
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1690645936163899 5.2024e-08  
a 2.564057309238079 1.3468e-08 au
q 2.130566002242609 1.3537e-07 au
i 2.733132594633679 5.546e-06 deg
node 36.17697520947301 9.8472e-05 deg
peri 233.9436535017126 9.9203e-05 deg
M 125.262581197778 1.4213e-05 deg
tp 2456878.694233059915
(2014-Aug-09.19423306)
5.776e-05 JED
period 1499.650368866603
4.11
1.1815e-05
3.235e-08
d
yr
n .2400559540235226 1.8913e-09 deg/d
Q 2.997548616233549 1.5745e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1218  
   data-arc span      12635 days (34.59 yr)  
   first obs. used      1981-05-08  
   last obs. used      2015-12-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .51747  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Jan-04 13:05:07  

Additional Information
 Earth MOID = 1.11443 au 
 Jupiter MOID = 2.09744 au 
 T_jup = 3.412 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.1 mag n/a MPO358707  

7819 (1990 RR3)          Discovered 1990-Sep-14 by Holt, H. E. at Palomar
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1990 RR3 = 1981 JA5 = 1997 EX17 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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