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120466 (1991 VS7)
Classification: Main-belt Asteroid          SPK-ID: 2120466
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1888228560077208 5.6814e-08  
a 2.692983771763941 2.0601e-08 au
q 2.18448688479703 1.6038e-07 au
i 4.523558517733255 4.8381e-06 deg
node 69.12352716449975 7.6844e-05 deg
peri 259.2502594785993 7.8199e-05 deg
M 220.0998305508448 1.2441e-05 deg
tp 2459627.784810095743
(2022-Feb-17.28481010)
5.617e-05 TDB
period 1614.169107325774
4.42
1.8522e-05
5.071e-08
d
yr
n .2230249596316579 2.5591e-09 deg/d
Q 3.201480658730853 2.4491e-08 au
  Orbit Determination Parameters
   # obs. used (total)      388  
   data-arc span      10345 days (28.32 yr)  
   first obs. used      1991-10-06  
   last obs. used      2020-02-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54646  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 06:19:33  

Additional Information
 Earth MOID = 1.17876 au 
 Jupiter MOID = 2.16009 au 
 T_jup = 3.341 
[ 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 16.0   n/a MPO351697  
diameter diameter 3.517 km 0.968 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.062   0.053 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

120466 (1991 VS7)          Discovered 1991-Nov-03 by Spacewatch at Kitt Peak
Reference: 20060314/Numbers.arcLast Updated: 2006-03-23

[ show close-approach data ]
Alternate Designations
 1991 VS7 = 2004 RT60 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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