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226822 (2004 RV285)
Classification: Main-belt Asteroid          SPK-ID: 2226822
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06308619647293964 4.782e-08  
a 2.815003138579542 2.8513e-08 au
q 2.637415297507172 1.3774e-07 au
i 4.524677397020556 4.9831e-06 deg
node 18.24388507872374 6.5722e-05 deg
peri 304.2934721933867 7.5598e-05 deg
M 187.2874018054406 3.7615e-05 deg
tp 2460028.133895427986
(2023-Mar-24.63389543)
0.00018213 TDB
period 1725.109838359554
4.72
2.621e-05
7.176e-08
d
yr
n .2086823644472007 3.1705e-09 deg/d
Q 2.992590979651913 3.0311e-08 au
  Orbit Determination Parameters
   # obs. used (total)      223  
   data-arc span      8377 days (22.93 yr)  
   first obs. used      1997-01-09  
   last obs. used      2019-12-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5602  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 02:30:40  

Additional Information
 Earth MOID = 1.62656 au 
 Jupiter MOID = 2.21352 au 
 T_jup = 3.312 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456902.5 (2014-Sep-02.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06471216670807807 4.8174e-08  
q 2.63124162639001 1.3881e-07 au
tp 2456567.358152822976
(2013-Oct-01.85815282)
0.00017376 TDB
node 18.29964998489336 6.5757e-05 deg
peri 302.0307233079026 7.5043e-05 deg
i 4.526474942965855 4.9819e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      223  
   data-arc span      8377 days (22.93 yr)  
   first obs. used      1997-01-09  
   last obs. used      2019-12-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5602  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 02:30:40  

Additional Information
 Jupiter MOID = 2.21352 au 
 T_jup = 3.312 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.320759869873765E-15 -6.564824032349678E-15 5.170388579715705E-13 -4.067726055622651E-15 9.675487994943997E-14 -1.475579788024239E-15
q -6.564824032349678E-15 1.926893192806963E-14 -1.894455266671793E-12 1.097435632173194E-14 -3.347999411744326E-13 4.944928176648209E-15
tp 5.170388579715705E-13 -1.894455266671793E-12 3.019177853146624E-8 1.887394126781126E-11 6.315170403642759E-9 -2.673738229967607E-12
node -4.067726055622651E-15 1.097435632173194E-14 1.887394126781126E-11 4.32401751241194E-9 -4.306146327554577E-9 -4.576363974921713E-11
peri 9.675487994943997E-14 -3.347999411744326E-13 6.315170403642759E-9 -4.306146327554577E-9 5.631387709298008E-9 4.511926425041416E-11
i -1.475579788024239E-15 4.944928176648209E-15 -2.673738229967607E-12 -4.576363974921713E-11 4.511926425041416E-11 2.481980611665569E-11

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 16.3   n/a MPO454629  

226822 (2004 RV285)          Discovered 2004-Sep-15 by Spacewatch at Kitt Peak
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04

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