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150230 (1998 VW28)
Classification: Main-belt Asteroid          SPK-ID: 2150230
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2352167254623966 4.0534e-08  
a 2.391351149958522 7.3238e-09 au
q 1.828865363034542 9.8058e-08 au
i 4.189365644612694 3.191e-06 deg
node 297.658242269402 5.8723e-05 deg
peri 87.56927545945865 5.9457e-05 deg
M 8.198892400449713 7.1554e-06 deg
tp 2459169.737888427226
(2020-Nov-16.23788843)
2.6868e-05 TDB
period 1350.714172757204
3.70
6.2051e-06
1.699e-08
d
yr
n .2665256700943135 1.2244e-09 deg/d
Q 2.953836936882503 9.0465e-09 au
  Orbit Determination Parameters
   # obs. used (total)      918  
   data-arc span      8098 days (22.17 yr)  
   first obs. used      1998-11-10  
   last obs. used      2021-01-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .4695  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 19:17:40  

Additional Information
 Earth MOID = .837407 au 
 Jupiter MOID = 2.52861 au 
 T_jup = 3.490 
[ hide covariance matrix ]
Orbital Elements at Epoch 2458014.5 (2017-Sep-18.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2370719509452178 4.054e-08  
q 1.823905987720063 9.8246e-08 au
tp 2457818.912404278429
(2017-Mar-06.41240428)
2.7825e-05 TDB
node 297.7264427685965 5.8827e-05 deg
peri 87.49726949805564 5.9536e-05 deg
i 4.186671269127094 3.1887e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      918  
   data-arc span      8098 days (22.17 yr)  
   first obs. used      1998-11-10  
   last obs. used      2021-01-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .4695  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 19:17:40  

Additional Information
 Jupiter MOID = 2.52861 au 
 T_jup = 3.490 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.643453243064905E-15 -3.976566828361888E-15 -4.090028915318935E-13 1.198449397053758E-14 -1.305821834071813E-13 -6.038130992058804E-15
q -3.976566828361888E-15 9.652231341538179E-15 9.222624944383215E-13 -2.730282324251892E-14 2.943854390874633E-13 1.471778183735385E-14
tp -4.090028915318935E-13 9.222624944383215E-13 7.742073527536428E-10 -9.684088621374362E-12 2.723942471711161E-10 2.05042825577672E-12
node 1.198449397053758E-14 -2.730282324251892E-14 -9.684088621374362E-12 3.460577611556552E-9 -3.454757745361491E-9 8.662085257824082E-11
peri -1.305821834071813E-13 2.943854390874633E-13 2.723942471711161E-10 -3.454757745361491E-9 3.544552804123003E-9 -8.578238726635016E-11
i -6.038130992058804E-15 1.471778183735385E-14 2.05042825577672E-12 8.662085257824082E-11 -8.578238726635016E-11 1.016782874109208E-11

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 16.25   n/a E2021B55  
diameter diameter 3.529 km 0.030 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.055   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

150230 (1998 VW28)          Discovered 1998-Nov-10 by LINEAR at Socorro
Reference: 20070303/Numbers.arcLast Updated: 2007-03-07

[ show close-approach data ]
Alternate Designations
 1998 VW28 = 2002 YO14 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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