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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1678167857323145 4.2378e-08  
a 2.65016562129584 1.2134e-08 au
q 2.20542334507169 1.1485e-07 au
i 15.64211448725921 4.369e-06 deg
node 40.49732504207989 1.7706e-05 deg
peri 70.07067876074569 2.5365e-05 deg
M 346.0390253839257 1.4843e-05 deg
tp 2459261.611252856882
(2021-Feb-16.11125286)
6.4908e-05 TDB
period 1575.824871363002
4.31
1.0823e-05
2.963e-08
d
yr
n .2284517820109158 1.569e-09 deg/d
Q 3.09490789751999 1.4171e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1466  
   data-arc span      9103 days (24.92 yr)  
   first obs. used      1996-04-17  
   last obs. used      2021-03-20  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .4814  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 05:40:56  

Additional Information
 Earth MOID = 1.27504 au 
 Jupiter MOID = 2.24933 au 
 T_jup = 3.318 
[ 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 14.38   n/a E2021B10  
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. 2020-October); 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

Alternate Designations
 1998 SN67 = 1996 HC14 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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