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226221 (2002 VJ94)
Classification: Main-belt Asteroid          SPK-ID: 2226221
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2301296281894194 4.0267e-08  
a 2.303801565385543 1.1066e-08 au
q 1.773628567721165 9.5527e-08 au
i 9.698103739178052 4.703e-06 deg
node 67.20649104193429 3.7039e-05 deg
peri 342.1899161090197 3.9871e-05 deg
M 81.60603318608626 1.5023e-05 deg
tp 2458910.975182011081
(2020-Mar-02.47518201)
5.2619e-05 TDB
period 1277.220940740223
3.50
9.2027e-06
2.52e-08
d
yr
n .2818619617928902 2.0309e-09 deg/d
Q 2.83397456304992 1.3613e-08 au
  Orbit Determination Parameters
   # obs. used (total)      552  
   data-arc span      6680 days (18.29 yr)  
   first obs. used      2002-10-11  
   last obs. used      2021-01-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50722  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 13:08:23  

Additional Information
 Earth MOID = .786398 au 
 Jupiter MOID = 2.55044 au 
 T_jup = 3.535 
[ 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 15.8   n/a MPO418208  
diameter diameter 1.619 km 0.257 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.425   0.148 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

226221 (2002 VJ94)          Discovered 2002-Nov-12 by LINEAR at Socorro
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04

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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
2180-Sep-04 12:22 00:03 Hebe 0.0387578011291269 0.038718025835996 0.0387976038440847 6.40501301063517 6.40501298559263 2517536.015516670 3.251825510836 2564.68105605799 39.6207909362887 39.3405276265417 92760.115560386 T 19 CATAB v2.0f-lin.ifort 2021-Feb-24 13:08:25 2021-Feb-24 13:08
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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