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39722 (1996 VY7)
Classification: Main-belt Asteroid          SPK-ID: 2039722
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1855437421001942 3.6441e-08  
a 2.451544958045096 1.0091e-08 au
q 1.996676132602545 8.8543e-08 au
i 3.344393008426102 3.3932e-06 deg
node 143.3469785263531 6.0099e-05 deg
peri 240.6080003798232 6.0763e-05 deg
M 59.4499704418744 7.6303e-06 deg
tp 2458768.969951801401
(2019-Oct-12.46995180)
2.987e-05 TDB
period 1402.032948577989
3.84
8.6565e-06
2.37e-08
d
yr
n .2567699998528064 1.5854e-09 deg/d
Q 2.906413783487646 1.1963e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1112  
   data-arc span      8513 days (23.31 yr)  
   first obs. used      1996-10-09  
   last obs. used      2020-01-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46986  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 05:34:17  

Additional Information
 Earth MOID = 1.00265 au 
 Jupiter MOID = 2.55037 au 
 T_jup = 3.469 
[ 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 15.3   n/a MPO449242  
diameter diameter 4.653 km 0.374 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.074   0.012 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

39722 (1996 VY7)          Discovered 1996-Nov-03 by Ueda, S., Kaneda, H. at Kushiro
Reference: 20020526/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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