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JPL Small-Body Database Browser
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46936 (1998 SN67)
Classification: Main-belt Asteroid          SPK-ID: 2046936
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1674731106607074 4.7206e-08  
a 2.649455181619131 1.5011e-08 au
q 2.205742680797246 1.2448e-07 au
i 15.64393907374365 5.7223e-06 deg
node 40.50068706252272 2.2622e-05 deg
peri 70.1666263104359 3.0924e-05 deg
M 208.7980697586396 2.0283e-05 deg
tp 2459262.088774212381
(2021-Feb-16.58877421)
9.0275e-05 TDB
period 1575.191258049869
4.31
1.3387e-05
3.665e-08
d
yr
n .2285436756712896 1.9423e-09 deg/d
Q 3.093167682441016 1.7525e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1064  
   data-arc span      8597 days (23.54 yr)  
   first obs. used      1996-04-17  
   last obs. used      2019-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52394  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 06:29:38  

Additional Information
 Earth MOID = 1.27576 au 
 Jupiter MOID = 2.25206 au 
 T_jup = 3.319 
[ 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 14.3   n/a MPO412498  
diameter diameter 7.706 km 0.273 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 6.72333 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 sidereal period (not synodic); Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Durech, J.; Hanus, J.; Ali-Lagoa, V. (2018) Astron. Astrophys. 617, A57.]
geometric albedo albedo 0.047   0.005 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

46936 (1998 SN67)          Discovered 1998-Sep-20 by Elst, E. W. at La Silla
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 SN67 = 1996 HC14 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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