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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 
[ 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 16.3   n/a MPO454629  

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

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)		 Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
2174-Jan-29 19:55 01:44 Amphi 0.030570216716075 0.0305134665242955 0.0306270011628921 1.36350079651281 1.36350065859538 2515126.329752635 104.104364244531 3239.29236195914 53.5362797873683 29.6299816593963 42065.7840385498 T 12 CATAB v2.0f-lin.ifort 2020-Nov-12 02:30:41 2020-Nov-12 02:30
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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