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70801 (1999 VF61)
Classification: Main-belt Asteroid          SPK-ID: 2070801
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2111892630314596 4.7465e-08  
a 2.402741497544413 1.0818e-08 au
q 1.895308291422902 1.0981e-07 au
i 3.209177148324171 4.5149e-06 deg
node 57.00829588714448 6.0614e-05 deg
peri 319.7016749692633 6.1395e-05 deg
M 202.7859220890633 1.1859e-05 deg
tp 2459594.584104755092
(2022-Jan-15.08410475)
4.7419e-05 TDB
period 1360.376122505979
3.72
9.1875e-06
2.515e-08
d
yr
n .2646326953584248 1.7872e-09 deg/d
Q 2.910174703665922 1.3103e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1042  
   data-arc span      9540 days (26.12 yr)  
   first obs. used      1994-03-15  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5112  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 13:41:07  

Additional Information
 Earth MOID = .898384 au 
 Jupiter MOID = 2.55218 au 
 T_jup = 3.492 
[ 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 15.4   n/a MPO333406  
diameter diameter 2.217 km 0.273 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.299   0.062 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

70801 (1999 VF61)          Discovered 1999-Nov-04 by LINEAR at Socorro
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 VF61 = 2001 FK107 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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