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308374 (2005 RQ19)
Classification: Main-belt Asteroid          SPK-ID: 2308374
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05650180304401516 5.9629e-08  
a 2.986715485905437 3.4284e-08 au
q 2.817960675772297 1.7023e-07 au
i 3.251794966191965 5.55e-06 deg
node 132.3697655145395 0.00012518 deg
peri 332.0391570206884 0.00013981 deg
M 205.9808227487176 6.2503e-05 deg
tp 2459807.106107022611
(2022-Aug-15.60610702)
0.00033083 TDB
period 1885.337941095397
5.16
3.2463e-05
8.888e-08
d
yr
n .1909471995194861 3.2878e-09 deg/d
Q 3.155470296038576 3.6222e-08 au
  Orbit Determination Parameters
   # obs. used (total)      208  
   data-arc span      6840 days (18.73 yr)  
   first obs. used      2000-10-02  
   last obs. used      2019-06-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54785  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 05:57:44  

Additional Information
 Earth MOID = 1.83533 au 
 Jupiter MOID = 1.91447 au 
 T_jup = 3.253 
[ 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 16.0   n/a MPO397081  

308374 (2005 RQ19)          Discovered 2005-Sep-01 by Spacewatch at Kitt Peak
Reference: 20111210/Numbers.arcLast Updated: 2011-12-12

[ show close-approach data ]
Alternate Designations
 2005 RQ19 = 2008 ET76 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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