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160778 (2000 SA250)
Classification: Main-belt Asteroid          SPK-ID: 2160778
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1734269846378526 3.6338e-08  
a 2.339753978294151 1.029e-08 au
q 1.933977501044176 8.4697e-08 au
i 3.111104855023743 4.3009e-06 deg
node 134.7508962522395 8.4377e-05 deg
peri 166.3691060203418 8.556e-05 deg
M 282.3299977912723 1.569e-05 deg
tp 2459482.535992564484
(2021-Sep-25.03599256)
5.7946e-05 TDB
period 1307.235154318112
3.58
8.6237e-06
2.361e-08
d
yr
n .2753903907884006 1.8167e-09 deg/d
Q 2.745530455544126 1.2075e-08 au
  Orbit Determination Parameters
   # obs. used (total)      457  
   data-arc span      7450 days (20.40 yr)  
   first obs. used      2000-09-24  
   last obs. used      2021-02-16  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5398  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 20:02:45  

Additional Information
 Earth MOID = .916663 au 
 Jupiter MOID = 2.47127 au 
 T_jup = 3.543 
[ 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 16.87   n/a E2021B55  
diameter diameter 2.635 km 0.028 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.048   0.004 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

160778 (2000 SA250)          Discovered 2000-Sep-24 by LINEAR at Socorro
Reference: 20070828/Numbers.arcLast Updated: 2007-08-30

Alternate Designations
 2000 SA250 = 2006 BC140 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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