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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 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1692075294625024 5.1258e-08  
a 2.563686498994882 1.3232e-08 au
q 2.129891440183585 1.3305e-07 au
i 2.733172626081172 5.5436e-06 deg
node 36.17736066131691 9.5583e-05 deg
peri 233.9132653955505 9.6329e-05 deg
M 173.3113323167084 1.4341e-05 deg
tp 2456878.694376260401
(2014-Aug-09.19437626)
5.7619e-05 JED
period 1499.325064741911
4.10
1.1608e-05
3.178e-08
d
yr
n .2401080382538454 1.8589e-09 deg/d
Q 2.997481557806178 1.5471e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1264  
   data-arc span      12714 days (34.81 yr)  
   first obs. used      1981-05-08  
   last obs. used      2016-02-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .52337  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Mar-24 15:57:44  

Additional Information
 Earth MOID = 1.11502 au 
 Jupiter MOID = 2.0986 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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