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30283 (2000 HS57)
Classification: Main-belt Asteroid          SPK-ID: 2030283
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1052951994554554 2.9061e-08  
a 2.27734665877469 7.1926e-09 au
q 2.037552988109794 6.703e-08 au
i 6.800272323129688 4.3137e-06 deg
node 60.56276419060173 3.5031e-05 deg
peri 226.0558815597314 4.4274e-05 deg
M 135.6365799498255 2.8962e-05 deg
tp 2458127.548646223857
(2018-Jan-09.04864622)
0.0001005 TDB
period 1255.284433022381
3.44
5.9469e-06
1.628e-08
d
yr
n .28678759214214 1.3586e-09 deg/d
Q 2.517140329439585 7.9499e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1531  
   data-arc span      9732 days (26.64 yr)  
   first obs. used      1993-04-15  
   last obs. used      2019-12-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54309  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 02:05:24  

Additional Information
 Earth MOID = 1.02736 au 
 Jupiter MOID = 2.59816 au 
 T_jup = 3.591 
[ 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 14.7   n/a MPO358912  
diameter diameter 2.451 km 0.230 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.511   0.141 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

30283 (2000 HS57)          Discovered 2000-Apr-24 by LONEOS at Anderson Mesa
Reference: 20011002/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2000 HS57 = 1998 XL45 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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