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441099 (2007 RK321)
Classification: Main-belt Asteroid          SPK-ID: 2441099
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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2588605166495188 1.5066e-07  
a 2.562633865695032 3.5868e-08 au
q 1.899269139237662 4.0774e-07 au
i 6.574319434774907 1.3761e-05 deg
node 344.0128211788464 6.097e-05 deg
peri 27.04763319006863 7.8206e-05 deg
M 27.13039133349374 5.1289e-05 deg
tp 2458887.577151194446
(2020-Feb-08.07715119)
0.00021135 TDB
period 1498.40173959497
4.10
3.1459e-05
8.613e-08
d
yr
n .2402559944286442 5.0442e-09 deg/d
Q 3.225998592152401 4.5153e-08 au
  Orbit Determination Parameters
   # obs. used (total)      97  
   data-arc span      5750 days (15.74 yr)  
   first obs. used      2003-10-01  
   last obs. used      2019-06-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5791  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:41:40  

Additional Information
 Earth MOID = .901449 au 
 Jupiter MOID = 2.25608 au 
 T_jup = 3.377 
[ 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 17.9   n/a MPO477078  

441099 (2007 RK321)          Discovered 2007-Sep-14 by LINEAR at Socorro
Reference: Last Updated: 2015-09-02
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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