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4152 Weber (1985 JF)
Classification: Main-belt Asteroid          SPK-ID: 2004152
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08544245513624016 4.3254e-08  
a 3.176330393572205 1.9142e-08 au
q 2.904936926421536 1.3853e-07 au
i 17.57436219145682 5.2344e-06 deg
node 201.5137753979863 1.3019e-05 deg
peri 335.9261066072709 2.9639e-05 deg
M 36.68240416630298 2.5437e-05 deg
tp 2458389.810824724353
(2018-Sep-28.31082472)
0.00014635 TDB
period 2067.697164977754
5.66
1.8692e-05
5.118e-08
d
yr
n .1741067338571667 1.5739e-09 deg/d
Q 3.447723860722875 2.0778e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1872  
   data-arc span      15671 days (42.90 yr)  
   first obs. used      1976-10-22  
   last obs. used      2019-09-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .45972  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 00:44:46  

Additional Information
 Earth MOID = 1.91418 au 
 Jupiter MOID = 1.53879 au 
 T_jup = 3.122 
[ 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 12.0   n/a MPO435738  
diameter diameter 19.604 km 0.239 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.050   0.003 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

4152 Weber (1985 JF)          Discovered 1985-May-15 by Bowell, E. at Flagstaff
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1985 JF = 1976 UO10 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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