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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1148778296608138 4.5504e-08  
a 2.571029071855165 1.1066e-08 au
q 2.275674832085587 1.1379e-07 au
i 14.12924740886378 5.5494e-06 deg
node 49.43046593535106 1.6234e-05 deg
peri 129.4409942435744 2.6438e-05 deg
M 45.28486101247419 2.0191e-05 deg
tp 2458811.087146647693
(2019-Nov-23.58714665)
8.4486e-05 TDB
period 1505.770928347275
4.12
9.7214e-06
2.662e-08
d
yr
n .2390801902352663 1.5435e-09 deg/d
Q 2.866383311624742 1.2337e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1556  
   data-arc span      11113 days (30.43 yr)  
   first obs. used      1989-11-24  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48011  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 10:24:34  

Additional Information
 Earth MOID = 1.30101 au 
 Jupiter MOID = 2.14651 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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