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JPL Small-Body Database Browser
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172337 (2002 VR38)
Classification: Main-belt Asteroid          SPK-ID: 2172337
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2293162432739881 4.9632e-08  
a 2.673909664656462 1.3747e-08 au
q 2.060738745503433 1.3541e-07 au
i 3.032633303218096 5.6632e-06 deg
node 328.7677368767837 9.0303e-05 deg
peri 12.95410118629935 9.1077e-05 deg
M 48.74550086636642 1.0329e-05 deg
tp 2458784.252766699973
(2019-Oct-27.75276670)
4.543e-05 TDB
period 1597.050037529188
4.37
1.2316e-05
3.372e-08
d
yr
n .2254156047339378 1.7384e-09 deg/d
Q 3.287080583809491 1.69e-08 au
  Orbit Determination Parameters
   # obs. used (total)      427  
   data-arc span      9543 days (26.13 yr)  
   first obs. used      1993-09-15  
   last obs. used      2019-11-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57539  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 19:40:27  

Additional Information
 Earth MOID = 1.05265 au 
 Jupiter MOID = 2.12187 au 
 T_jup = 3.340 
[ 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 16.4   n/a MPO439990  

172337 (2002 VR38)          Discovered 2002-Nov-05 by LINEAR at Socorro
Reference: 20071224/Numbers.arcLast Updated: 2007-12-22

[ show close-approach data ]
Alternate Designations
 2002 VR38 = 1993 RS18 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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