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58261 (1993 SD1)
Classification: Main-belt Asteroid          SPK-ID: 2058261
[ 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 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .193689095310589 4.9352e-08  
a 2.365175502545803 8.5955e-09 au
q 1.907066799206939 1.1455e-07 au
i 3.984773669425136 4.2306e-06 deg
node 39.19456820444288 4.9408e-05 deg
peri 332.1728374988442 5.0284e-05 deg
M 115.3496592013938 1.1179e-05 deg
tp 2458574.796422367977
(2019-Apr-01.29642237)		 4.0245e-05 TDB
period 1328.597665641621
3.64		 7.2425e-06
1.983e-08		 d
yr
n .27096239088012 1.4771e-09 deg/d
Q 2.823284205884668 1.026e-08 au
   Orbit Determination Parameters
   # obs. used (total)      1554  
   data-arc span      16243 days (44.47 yr)  
   first obs. used      1975-12-01  
   last obs. used      2020-05-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48759  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 22:51:43  

Additional Information
 Earth MOID = .90834 au 
 Jupiter MOID = 2.63993 au 
 T_jup = 3.520 
[ 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 14.8   n/a MPO452960  
diameter diameter 6.264 km 0.090 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.071   0.005 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

58261 (1993 SD1)          Discovered 1993-Sep-16 by Endate, K., Watanabe, K. at Kitami
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1993 SD1 = 1975 XA1 = 2000 OU24 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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