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JPL Small-Body Database Browser
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19995 (1990 VU8)
Classification: Main-belt Asteroid          SPK-ID: 2019995
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 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1439860138834171 3.9329e-08  
a 2.791629415728118 1.7196e-08 au
q 2.389673823917734 1.0625e-07 au
i 9.857660338153607 4.0601e-06 deg
node 130.8501250883958 2.5668e-05 deg
peri 188.8613141273651 3.122e-05 deg
M 194.2736021196341 2.1087e-05 deg
tp 2459784.785644621551
(2022-Jul-24.28564462)
0.0001034 TDB
period 1703.668429863391
4.66
1.5742e-05
4.31e-08
d
yr
n .2113087228063895 1.9525e-09 deg/d
Q 3.193585007538502 1.9672e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1591  
   data-arc span      10677 days (29.23 yr)  
   first obs. used      1990-11-12  
   last obs. used      2020-02-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46613  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 22:59:28  

Additional Information
 Earth MOID = 1.377 au 
 Jupiter MOID = 2.11239 au 
 T_jup = 3.292 
[ 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 13.5   n/a MPO365491  
diameter diameter 5.797 km 0.268 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.252   0.031 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

19995 (1990 VU8)          Discovered 1990-Nov-12 by Elst, E. W. at La Silla
Reference: 20010109/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1990 VU8 = 1998 KM49 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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