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131548 (2001 VF17)
Classification: Main-belt Asteroid          SPK-ID: 2131548
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1622007736751786 3.4789e-08  
a 2.339607258707185 1.0592e-08 au
q 1.960121151248816 8.2389e-08 au
i 2.512387217326332 4.9321e-06 deg
node 33.86518907378164 9.6716e-05 deg
peri 60.24413402854493 9.8506e-05 deg
M 149.388413803176 2.0065e-05 deg
tp 2458854.090506385546
(2020-Jan-05.59050639)
7.0741e-05 TDB
period 1307.112196521978
3.58
8.8765e-06
2.43e-08
d
yr
n .275416296288799 1.8703e-09 deg/d
Q 2.719093366165554 1.231e-08 au
  Orbit Determination Parameters
   # obs. used (total)      392  
   data-arc span      8137 days (22.28 yr)  
   first obs. used      1999-03-21  
   last obs. used      2021-06-30  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56296  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 14:59:37  

Additional Information
 Earth MOID = .978384 au 
 Jupiter MOID = 2.45367 au 
 T_jup = 3.546 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457042.5 (2015-Jan-20.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1611871913482125 3.4803e-08  
q 1.963414573100264 8.2378e-08 au
tp 2457546.659588863380
(2016-Jun-07.15958886)
6.7008e-05 TDB
node 33.88965661134809 9.6661e-05 deg
peri 60.34384432901864 9.848e-05 deg
i 2.513566364176817 4.9315e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      392  
   data-arc span      8137 days (22.28 yr)  
   first obs. used      1999-03-21  
   last obs. used      2021-06-30  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56296  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 14:59:37  

Additional Information
 Jupiter MOID = 2.45367 au 
 T_jup = 3.546 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.211258648731955E-15 -2.850350080994569E-15 1.26257231561962E-13 1.372579304485041E-15 6.710784147998726E-14 -1.230674188727479E-15
q -2.850350080994569E-15 6.786158136804787E-15 -2.857391908649758E-14 -2.071153937397058E-15 -9.357363060445736E-14 2.983036899239112E-15
tp 1.26257231561962E-13 -2.857391908649758E-14 4.4900254317614E-9 3.10705078295992E-11 1.273095797753573E-9 -1.170723293523179E-12
node 1.372579304485041E-15 -2.071153937397058E-15 3.10705078295992E-11 9.343291287630389E-9 -9.324528994276234E-9 -9.884980265910554E-11
peri 6.710784147998726E-14 -9.357363060445736E-14 1.273095797753573E-9 -9.324528994276234E-9 9.698351938765919E-9 9.837933934334018E-11
i -1.230674188727479E-15 2.983036899239112E-15 -1.170723293523179E-12 -9.884980265910554E-11 9.837933934334018E-11 2.43194850435234E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.94   n/a E2021B55  

131548 (2001 VF17)          Discovered 2001-Nov-11 by Pravec, P., Kusnirak, P. at Ondrejov
Reference: 20060711/Numbers.arcLast Updated: 2006-07-17
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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