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469619 (2004 RR42)
Classification: Main-belt Asteroid          SPK-ID: 2469619
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1939086747872683 2.3151e-07  
a 2.556683120358811 3.9109e-08 au
q 2.060920084639056 6.1789e-07 au
i 1.213833929422792 1.4961e-05 deg
node 295.0985507187058 0.00049952 deg
peri 52.03967072165975 0.00050077 deg
M 310.4936548273321 3.8443e-05 deg
tp 2459205.839333431709
(2020-Dec-22.33933343)
0.00016321 TDB
period 1493.185565963113
4.09
3.4262e-05
9.38e-08
d
yr
n .2410952852787577 5.532e-09 deg/d
Q 3.052446156078565 4.6693e-08 au
  Orbit Determination Parameters
   # obs. used (total)      86  
   data-arc span      5799 days (15.88 yr)  
   first obs. used      2002-02-09  
   last obs. used      2017-12-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59748  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 18:49:31  

Additional Information
 Earth MOID = 1.05434 au 
 Jupiter MOID = 2.36935 au 
 T_jup = 3.410 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.4   n/a MPO434689  

469619 (2004 RR42)          Discovered 2004-Sep-08 by CINEOS at Campo Imperatore
Reference: Last Updated: 2016-08-22

Alternate Designations
 2004 RR42 = 2008 SV22 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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