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48421 (1988 VF)
Classification: Main-belt Asteroid          SPK-ID: 2048421
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2597144912661913 5.4978e-08  
a 2.272736514756615 9.1619e-09 au
q 1.682473907044504 1.2255e-07 au
i 6.359041050478734 5.6004e-06 deg
node 36.02131463339033 3.2826e-05 deg
peri 331.9239772460926 3.3964e-05 deg
M 339.8159360850119 1.0151e-05 deg
tp 2458670.666234926750
(2019-Jul-06.16623493)
3.5581e-05 TDB
period 1251.474662388128
3.43
7.5674e-06
2.072e-08
d
yr
n .2876606381411107 1.7394e-09 deg/d
Q 2.862999122468726 1.1541e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1206  
   data-arc span      11353 days (31.08 yr)  
   first obs. used      1988-11-03  
   last obs. used      2019-12-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50341  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 04:11:46  

Additional Information
 Earth MOID = .68443 au 
 Jupiter MOID = 2.59822 au 
 T_jup = 3.558 
[ 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 14.7   n/a MPO400472  
diameter diameter 2.685 km 0.529 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.295   0.144 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

48421 (1988 VF)          Discovered 1988-Nov-03 by Kojima, T. at Chiyoda
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1988 VF = 2001 KL23 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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