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JPL Small-Body Database Browser
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20614 (1999 SN3)
Classification: Main-belt Asteroid          SPK-ID: 2020614
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2077867915434434 4.179e-08  
a 2.277941902950865 1.0794e-08 au
q 1.804615663614339 9.7106e-08 au
i 23.52024060375916 5.8579e-06 deg
node 258.3836157582522 1.1982e-05 deg
peri 48.74060865427146 1.8921e-05 deg
M 301.424258719862 1.3126e-05 deg
tp 2458804.827906233685
(2019-Nov-17.32790623)
4.5884e-05 TDB
period 1255.776617360006
3.44
8.9255e-06
2.444e-08
d
yr
n .2866751896980061 2.0376e-09 deg/d
Q 2.751268142287391 1.3036e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1214  
   data-arc span      10930 days (29.92 yr)  
   first obs. used      1989-11-24  
   last obs. used      2019-10-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46537  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 04:24:05  

Additional Information
 Earth MOID = .84625 au 
 Jupiter MOID = 2.53261 au 
 T_jup = 3.471 
[ 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 13.9   n/a MPO384931  
rotation period rot_per 48.6 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Warner, B.D. (2010) Minor Planet Bull. 37, 24-27.]

20614 (1999 SN3)          Discovered 1999-Sep-24 by LINEAR at Socorro
Reference: 20010109/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 SN3 = 1991 JK6 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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