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JPL Small-Body Database Browser
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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2298716613816474 4.3017e-08  
a 2.303776133900766 1.1621e-08 au
q 1.774203286549608 1.0241e-07 au
i 9.698899807133548 5.0849e-06 deg
node 67.21209641244808 3.744e-05 deg
peri 342.1549213738402 4.0557e-05 deg
M 272.5030701434364 1.513e-05 deg
tp 2458910.919612835997
(2020-Mar-02.41961284)
5.4213e-05 TDB
period 1277.199792085913
3.50
9.6642e-06
2.646e-08
d
yr
n .2818666290354234 2.1328e-09 deg/d
Q 2.833348981251924 1.4293e-08 au
  Orbit Determination Parameters
   # obs. used (total)      529  
   data-arc span      6250 days (17.11 yr)  
   first obs. used      2002-10-11  
   last obs. used      2019-11-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50413  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 15:34:56  

Additional Information
 Earth MOID = .787338 au 
 Jupiter MOID = 2.54907 au 
 T_jup = 3.535 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457462.5 (2016-Mar-15.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .230126241748752 4.3006e-08  
q 1.773696708392962 1.0245e-07 au
tp 2457631.377908609352
(2016-Aug-30.87790861)
5.2369e-05 TDB
node 67.2417380003958 3.7488e-05 deg
peri 341.6809428674653 4.0581e-05 deg
i 9.694275801161837 5.0815e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      529  
   data-arc span      6250 days (17.11 yr)  
   first obs. used      2002-10-11  
   last obs. used      2019-11-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50413  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 15:34:56  

Additional Information
 Jupiter MOID = 2.54907 au 
 T_jup = 3.535 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.849496470973114E-15 -4.391133469090877E-15 -1.423620304711583E-13 2.356742956047676E-14 -4.304092721989586E-14 -2.331121251291073E-15
q -4.391133469090877E-15 1.049621688187388E-14 3.7965614335443E-13 -5.487640071952706E-14 1.085762180880385E-13 6.258859313354427E-15
tp -1.423620304711583E-13 3.7965614335443E-13 2.742541956486874E-9 1.46385971116962E-11 8.499792982533704E-10 9.843271752025832E-12
node 2.356742956047676E-14 -5.487640071952706E-14 1.46385971116962E-11 1.40536875064765E-9 -1.380435995720842E-9 -6.243603260207975E-12
peri -4.304092721989586E-14 1.085762180880385E-13 8.499792982533704E-10 -1.380435995720842E-9 1.646816395791408E-9 8.920424026117959E-12
i -2.331121251291073E-15 6.258859313354427E-15 9.843271752025832E-12 -6.243603260207975E-12 8.920424026117959E-12 2.582154829000885E-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 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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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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