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26287 (1998 SD67)
Classification: Main-belt Asteroid          SPK-ID: 2026287
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1924302265022109 3.2962e-08  
a 2.228326997982755 6.0233e-09 au
q 1.799529529039942 7.2027e-08 au
i 5.936702219158387 4.0623e-06 deg
node 48.38761080462685 2.8442e-05 deg
peri 299.243286861268 3.028e-05 deg
M 206.2201354432949 1.1353e-05 deg
tp 2459519.495728365669
(2021-Oct-31.99572837)
3.9176e-05 TDB
period 1214.973512626198
3.33
4.9262e-06
1.349e-08
d
yr
n .2963027557875318 1.2014e-09 deg/d
Q 2.657124466925568 7.1824e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1954  
   data-arc span      25659 days (70.25 yr)  
   first obs. used      1950-03-21  
   last obs. used      2020-06-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47124  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 01:29:48  

Additional Information
 Earth MOID = .802443 au 
 Jupiter MOID = 2.77669 au 
 T_jup = 3.613 
[ 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 14.46   n/a E2021B10  
diameter diameter 4.165 km 0.248 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 10.648 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Folberth, J.; Casimir, S.; Dou, Y.; Evans, D; et al. (2012) Minor Planet Bull. 39, 51-55.]
geometric albedo albedo 0.280   0.098 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

26287 (1998 SD67)          Discovered 1998-Sep-20 by Elst, E. W. at La Silla
Reference: 20010705/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 SD67 = 1978 TV4 = 1988 VF5 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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