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85517 (1997 VL1)
Classification: Main-belt Asteroid          SPK-ID: 2085517
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1517782718924607 3.8761e-08  
a 2.34969693597534 9.2821e-09 au
q 1.993063995561993 9.2839e-08 au
i 6.615346218585234 6.0765e-06 deg
node 41.06869797994211 3.3572e-05 deg
peri 50.11129528544657 3.9402e-05 deg
M 306.5172153226999 2.0467e-05 deg
tp 2458795.946417116762
(2019-Nov-08.44641712)
7.5289e-05 TDB
period 1315.576789551455
3.60
7.7955e-06
2.134e-08
d
yr
n .2736442318374602 1.6215e-09 deg/d
Q 2.706329876388687 1.0691e-08 au
  Orbit Determination Parameters
   # obs. used (total)      987  
   data-arc span      8043 days (22.02 yr)  
   first obs. used      1997-10-22  
   last obs. used      2019-10-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56781  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 10:12:03  

Additional Information
 Earth MOID = 1.01676 au 
 Jupiter MOID = 2.50097 au 
 T_jup = 3.534 
[ 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 15.2   n/a MPO348040  
diameter diameter 2.335 km 0.525 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.224   0.112 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

85517 (1997 VL1)          Discovered 1997-Nov-01 by Urata, T. at Oohira
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

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