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20692 (1999 VX73)
Classification: Outer Main-belt Asteroid          SPK-ID: 2020692
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 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07371808117008677 4.8232e-08  
a 3.256008370432477 1.8965e-08 au
q 3.015981681090453 1.5951e-07 au
i 2.412324178857572 3.6441e-06 deg
node 77.25322278049185 0.00012761 deg
peri 137.5864302732821 0.00013085 deg
M 345.250802926911 2.8499e-05 deg
tp 2459088.420990814698
(2020-Aug-26.92099081)
0.00016975 TDB
period 2145.985068640904
5.88
1.8749e-05
5.133e-08
d
yr
n .1677551280578086 1.4656e-09 deg/d
Q 3.4960350597745 2.0363e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1648  
   data-arc span      13726 days (37.58 yr)  
   first obs. used      1982-12-13  
   last obs. used      2020-07-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51144  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 02:01:18  

Additional Information
 Earth MOID = 2.00967 au 
 Jupiter MOID = 1.46864 au 
 T_jup = 3.174 
[ 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 13.2   n/a MPO299111  
diameter diameter 11.317 km 0.147 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.087   0.008 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

20692 (1999 VX73)          Discovered 1999-Nov-01 by Spacewatch at Kitt Peak
Reference: 20010109/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 VX73 = 1982 XG1 = 1998 QH63 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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