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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1676902297262541 4.7181e-08  
a 2.64956594115436 1.4875e-08 au
q 2.205259619807327 1.2441e-07 au
i 15.6435711547464 5.7192e-06 deg
node 40.49912267292365 2.2621e-05 deg
peri 70.12063668169345 3.0883e-05 deg
M 300.2907394847031 2.0448e-05 deg
tp 2459261.776119611533
(2021-Feb-16.27611961)
9.014e-05 TDB
period 1575.290034550916
4.31
1.3266e-05
3.632e-08
d
yr
n .2285293451390549 1.9245e-09 deg/d
Q 3.093872262501394 1.737e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1069  
   data-arc span      8599 days (23.54 yr)  
   first obs. used      1996-04-17  
   last obs. used      2019-11-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52397  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 03:21:19  

Additional Information
 Earth MOID = 1.27511 au 
 Jupiter MOID = 2.25047 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-August); 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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