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JPL Small-Body Database Browser
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91970 (1999 VK92)
Classification: Main-belt Asteroid          SPK-ID: 2091970
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1240441658726119 4.3038e-08  
a 2.808129115259226 2.0666e-08 au
q 2.4597970814943 1.2536e-07 au
i 11.69858909095683 6.3638e-06 deg
node 20.84192029423042 2.2219e-05 deg
peri 57.3017292646305 3.4884e-05 deg
M 87.15301888926018 2.5103e-05 deg
tp 2458584.394007864697
(2019-Apr-10.89400786)
0.00011937 TDB
period 1718.794817182962
4.71
1.8974e-05
5.195e-08
d
yr
n .2094490839750297 2.3122e-09 deg/d
Q 3.156461149024153 2.323e-08 au
  Orbit Determination Parameters
   # obs. used (total)      657  
   data-arc span      7333 days (20.08 yr)  
   first obs. used      1999-09-05  
   last obs. used      2019-10-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52291  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 10:58:55  

Additional Information
 Earth MOID = 1.49625 au 
 Jupiter MOID = 2.19755 au 
 T_jup = 3.281 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.8   n/a MPO417453  
diameter diameter 3.073 km 0.794 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.270   0.103 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

91970 (1999 VK92)          Discovered 1999-Nov-09 by LINEAR at Socorro
Reference: 20041028/Numbers.arcLast Updated: 2004-10-29

Alternate Designations
 1999 VK92 = 2000 YL126 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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