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120604 (1995 VF7)
Classification: Main-belt Asteroid          SPK-ID: 2120604
[ 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 .1096812815369086 5.843e-08  
a 2.229518382769525 9.4014e-09 au
q 1.984981949337268 1.3214e-07 au
i 3.16984313149659 4.4353e-06 deg
node 73.27042364848946 8.7782e-05 deg
peri 165.7392549122937 9.0529e-05 deg
M 310.3612988809859 2.4481e-05 deg
tp 2459168.161335551612
(2020-Nov-14.66133555)		 8.2948e-05 TDB
period 1215.948029217474
3.33		 7.6911e-06
2.106e-08		 d
yr
n .2960652851517664 1.8727e-09 deg/d
Q 2.474054816201782 1.0433e-08 au
   Orbit Determination Parameters
   # obs. used (total)      642  
   data-arc span      8975 days (24.57 yr)  
   first obs. used      1995-11-14  
   last obs. used      2020-06-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57016  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 17:56:01  

Additional Information
 Earth MOID = .972772 au 
 Jupiter MOID = 2.52199 au 
 T_jup = 3.633 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457398.5 (2016-Jan-11.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1101621826274463 5.833e-08  
q 1.983743476959276 1.3195e-07 au
tp 2457951.875215963521
(2017-Jul-17.37521596)		 8.116e-05 TDB
node 73.2877173345524 8.7798e-05 deg
peri 165.7216503031269 9.0534e-05 deg
i 3.169822489536746 4.4349e-06 deg
   Orbit Determination Parameters
   # obs. used (total)      642  
   data-arc span      8975 days (24.57 yr)  
   first obs. used      1995-11-14  
   last obs. used      2020-06-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57016  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 17:56:01  

Additional Information
 Jupiter MOID = 2.52199 au 
 T_jup = 3.633 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.402332139822563E-15 -7.68149647771989E-15 -2.836894537439252E-12 -1.208028882854023E-14 -6.790462881445577E-13 -2.95708120047601E-15
q -7.68149647771989E-15 1.740967302739576E-14 6.436009218528082E-12 2.699820458231682E-14 1.532037904913768E-12 6.754294758139206E-15
tp -2.836894537439252E-12 6.436009218528082E-12 6.587025588984122E-9 4.798195045208777E-12 1.807667011907237E-9 4.503348554013805E-12
node -1.208028882854023E-14 2.699820458231682E-14 4.798195045208777E-12 7.70848464993397E-9 -7.695431028618236E-9 -1.423575935179338E-10
peri -6.790462881445577E-13 1.532037904913768E-12 1.807667011907237E-9 -7.695431028618236E-9 8.196359422020927E-9 1.43348884857768E-10
i -2.95708120047601E-15 6.754294758139206E-15 4.503348554013805E-12 -1.423575935179338E-10 1.43348884857768E-10 1.966824796174854E-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 16.4   n/a MPO453677  
diameter diameter 1.709 km 0.489 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.183   0.089 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

120604 (1995 VF7)          Discovered 1995-Nov-14 by Spacewatch at Kitt Peak
Reference: 20060314/Numbers.arcLast Updated: 2006-03-23

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Alternate Designations
 1995 VF7 = 2001 QU253 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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