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390128 (2012 VF60)
Classification: Main-belt Asteroid          SPK-ID: 2390128
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1465188428650261 1.0083e-07  
a 2.458499776774068 3.6301e-08 au
q 2.098283234297206 2.335e-07 au
i 3.944262895754528 9.3905e-06 deg
node 215.9707938991561 8.9282e-05 deg
peri 345.6901170363537 9.13e-05 deg
M 204.880666117181 1.8744e-05 deg
tp 2459607.190391750044
(2022-Jan-27.69039175)
7.8683e-05 TDB
period 1408.00334531482
3.85
3.1185e-05
8.538e-08
d
yr
n .2556812107001823 5.6629e-09 deg/d
Q 2.818716319250929 4.162e-08 au
  Orbit Determination Parameters
   # obs. used (total)      132  
   data-arc span      4397 days (12.04 yr)  
   first obs. used      2008-10-28  
   last obs. used      2020-11-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58123  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 06:51:02  

Additional Information
 Earth MOID = 1.09538 au 
 Jupiter MOID = 2.14355 au 
 T_jup = 3.473 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457243.5 (2015-Aug-09.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1460955093338354 1.0097e-07  
q 2.099966237962657 2.3375e-07 au
tp 2456791.425744949248
(2014-May-13.92574495)
7.4521e-05 TDB
node 215.981441748845 8.9274e-05 deg
peri 345.8698104302335 9.1307e-05 deg
i 3.9433818627408 9.3932e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      132  
   data-arc span      4397 days (12.04 yr)  
   first obs. used      2008-10-28  
   last obs. used      2020-11-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58123  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 06:51:02  

Additional Information
 Jupiter MOID = 2.14355 au 
 T_jup = 3.473 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.01941478642726E-14 -2.344594209697314E-14 -2.945070733034062E-12 -1.01711487019203E-13 -5.654530871311417E-13 6.676581602061745E-15
q -2.344594209697314E-14 5.464022502040926E-14 6.423620206022808E-12 2.31702364443437E-13 1.27968996430263E-12 -1.445346924811145E-14
tp -2.945070733034062E-12 6.423620206022808E-12 5.553433076128006E-9 2.036233228291152E-11 1.440600737126923E-9 -3.96935503025371E-12
node -1.01711487019203E-13 2.31702364443437E-13 2.036233228291152E-11 7.969896794756603E-9 -7.946346629607663E-9 -4.121154135972438E-10
peri -5.654530871311417E-13 1.27968996430263E-12 1.440600737126923E-9 -7.946346629607663E-9 8.336976910287835E-9 4.102880171532434E-10
i 6.676581602061745E-15 -1.445346924811145E-14 -3.96935503025371E-12 -4.121154135972438E-10 4.102880171532434E-10 8.823211351129227E-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 17.0   n/a MPO440684  

390128 (2012 VF60)          Discovered 2009-Nov-27 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2014-03-21

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