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20800 (2000 SV172)
Classification: Main-belt Asteroid          SPK-ID: 2020800
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08817392108307508 4.523e-08  
a 2.745422440308189 1.608e-08 au
q 2.503347778716751 1.2492e-07 au
i 15.14655470843875 4.6421e-06 deg
node 67.24027512088129 1.918e-05 deg
peri 348.7016752436714 3.3449e-05 deg
M 179.9810567036555 2.9329e-05 deg
tp 2458369.814763117285
(2018-Sep-08.31476312)
0.00013231 TDB
period 1661.545335685895
4.55
1.4597e-05
3.996e-08
d
yr
n .2166657702730634 1.9035e-09 deg/d
Q 2.987497101899626 1.7498e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1252  
   data-arc span      9013 days (24.68 yr)  
   first obs. used      1995-11-16  
   last obs. used      2020-07-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50457  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 02:00:35  

Additional Information
 Earth MOID = 1.5167 au 
 Jupiter MOID = 2.3458 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 13.92   n/a E2021B10  
diameter diameter 4.015 km 0.296 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.398   0.067 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

20800 (2000 SV172)          Discovered 2000-Sep-27 by LINEAR at Socorro
Reference: 20010109/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 2000 SV172 = 1995 WP2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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