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18526 (1996 VB30)
Classification: Main-belt Asteroid          SPK-ID: 2018526
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2343980020738979 3.2169e-08  
a 2.431176933430843 1.1274e-08 au
q 1.861313917546508 7.7677e-08 au
i 2.614997526578063 3.3507e-06 deg
node 150.2302943147246 9.4693e-05 deg
peri 195.548278438113 9.5094e-05 deg
M 169.7711132477654 1.1284e-05 deg
tp 2458547.543014454568
(2019-Mar-05.04301445)
4.1062e-05 TDB
period 1384.59665074647
3.79
9.6309e-06
2.637e-08
d
yr
n .2600035178518706 1.8085e-09 deg/d
Q 3.001039949315178 1.3916e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1303  
   data-arc span      9454 days (25.88 yr)  
   first obs. used      1995-04-28  
   last obs. used      2021-03-16  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5488  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 02:30:58  

Additional Information
 Earth MOID = .852463 au 
 Jupiter MOID = 2.41903 au 
 T_jup = 3.468 
[ 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 15.0   n/a MPO400188  
diameter diameter 4.047 km 0.476 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.098   0.024 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

18526 (1996 VB30)          Discovered 1996-Nov-07 by Ueda, S., Kaneda, H. at Kushiro
Reference: 20001111/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1996 VB30 = 1995 HH5 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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