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JPL Small-Body Database Browser
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201756 (2003 VR4)
Classification: Main-belt Asteroid          SPK-ID: 2201756
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07850578209895816 4.858e-08  
a 2.766224923445553 3.0985e-08 au
q 2.549060272368829 1.4371e-07 au
i 1.749148717066732 6.3526e-06 deg
node 324.2693374696587 0.0002302 deg
peri 338.7263622280421 0.00023564 deg
M 229.0125785959035 5.0496e-05 deg
tp 2459211.944093099232
(2020-Dec-28.44409310)
0.00023607 TDB
period 1680.465735993481
4.60
2.8235e-05
7.73e-08
d
yr
n .214226325648449 3.5994e-09 deg/d
Q 2.983389574522277 3.3418e-08 au
  Orbit Determination Parameters
   # obs. used (total)      232  
   data-arc span      5617 days (15.38 yr)  
   first obs. used      2003-10-20  
   last obs. used      2019-03-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56999  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 18:00:47  

Additional Information
 Earth MOID = 1.53304 au 
 Jupiter MOID = 2.17932 au 
 T_jup = 3.334 
[ 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 16.2   n/a MPO433322  

201756 (2003 VR4)          Discovered 2003-Nov-15 by Spacewatch at Kitt Peak
Reference: 20081212/Numbers.arcLast Updated: 2008-12-12

Alternate Designations
 2003 VR4 = 2007 RG213 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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