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JPL Small-Body Database Browser
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52621 (1997 VW4)
Classification: Main-belt Asteroid          SPK-ID: 2052621
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1150134429200134 4.9206e-08  
a 2.57130024326248 1.2061e-08 au
q 2.275566149503794 1.2521e-07 au
i 14.12964023783031 5.6086e-06 deg
node 49.43399863381917 1.8274e-05 deg
peri 129.3271670029155 2.8642e-05 deg
M 309.7488616868649 2.3126e-05 deg
tp 2458810.718540483765
(2019-Nov-23.21854048)
9.6979e-05 TDB
period 1506.009159485524
4.12
1.0596e-05
2.901e-08
d
yr
n .2390423708465236 1.6819e-09 deg/d
Q 2.867034337021166 1.3449e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1378  
   data-arc span      10778 days (29.51 yr)  
   first obs. used      1989-11-24  
   last obs. used      2019-05-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49235  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 03:06:54  

Additional Information
 Earth MOID = 1.3014 au 
 Jupiter MOID = 2.14722 au 
 T_jup = 3.378 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.7   n/a MPO385154  

52621 (1997 VW4)          Discovered 1997-Nov-04 by Shimizu, Y., Urata, T. at Nachi-Katsuura
Reference: 20030216/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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