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JPL Small-Body Database Browser
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19838 (2000 SA273)
Classification: Main-belt Asteroid          SPK-ID: 2019838
[ 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 .07968490315627691 4.9344e-08  
a 2.257484763864091 8.2288e-09 au
q 2.07759730907881 1.1178e-07 au
i 2.183741001086213 4.3668e-06 deg
node 269.1835745944785 0.00012393 deg
peri 287.6356888944515 0.00012685 deg
M 111.9249350283287 2.6564e-05 deg
tp 2458615.323290394057
(2019-May-11.82329039)		 9.1299e-05 TDB
period 1238.898333271699
3.39		 6.7739e-06
1.855e-08		 d
yr
n .2905807444661802 1.5888e-09 deg/d
Q 2.437372218649372 8.8846e-09 au
   Orbit Determination Parameters
   # obs. used (total)      1049  
   data-arc span      14549 days (39.83 yr)  
   first obs. used      1979-07-24  
   last obs. used      2019-05-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55782  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-12 23:31:48  

Additional Information
 Earth MOID = 1.07673 au 
 Jupiter MOID = 2.52604 au 
 T_jup = 3.617 
[ 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 15.5   n/a MPO435883  
diameter diameter 4.546 km 0.458 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.049   0.012 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

19838 (2000 SA273)          Discovered 2000-Sep-28 by LINEAR at Socorro
Reference: 20001211/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 2000 SA273 = 1979 OW5 = 1997 WM55 = 1999 JL120 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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