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JPL Small-Body Database Browser
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154982 (2004 VA28)
Classification: Main-belt Asteroid          SPK-ID: 2154982
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1178474600279898 5.0825e-08  
a 3.10478750906828 3.5827e-08 au
q 2.738896187197954 1.5049e-07 au
i 8.482603338300004 6.1887e-06 deg
node 11.77883388001207 3.6546e-05 deg
peri 39.72869160351869 4.6468e-05 deg
M 295.4412825911053 2.7288e-05 deg
tp 2459358.842767567877
(2021-May-24.34276757)
0.00015245 TDB
period 1998.233569408891
5.47
3.4587e-05
9.469e-08
d
yr
n .1801591192897904 3.1184e-09 deg/d
Q 3.470678830938606 4.0049e-08 au
  Orbit Determination Parameters
   # obs. used (total)      302  
   data-arc span      21051 days (57.63 yr)  
   first obs. used      1960-09-24  
   last obs. used      2018-05-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60027  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 19:25:57  

Additional Information
 Earth MOID = 1.75529 au 
 Jupiter MOID = 1.97719 au 
 T_jup = 3.193 
[ 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 15.6   n/a MPO412915  

154982 (2004 VA28)          Discovered 2004-Nov-05 by CINEOS at Campo Imperatore
Reference: 20070402/Numbers.arcLast Updated: 2007-04-04

[ show close-approach data ]
Alternate Designations
 2004 VA28 = 4731 P-L 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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