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JPL Small-Body Database Browser
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14155 Cibronen (1998 SK122)
Classification: Main-belt Asteroid          SPK-ID: 2014155
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 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09663114450288945 2.8046e-08  
a 2.266058552274716 6.5702e-09 au
q 2.047086720857849 6.3957e-08 au
i 3.331747820586805 3.4397e-06 deg
node 226.916832440161 5.3309e-05 deg
peri 227.4827380735838 5.6273e-05 deg
M 303.6813860031473 1.8826e-05 deg
tp 2458795.419179850068
(2019-Nov-07.91917985)
6.5405e-05 TDB
period 1245.962920002714
3.41
5.4188e-06
1.484e-08
d
yr
n .2889331570149904 1.2566e-09 deg/d
Q 2.485030383691583 7.2051e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1589  
   data-arc span      11315 days (30.98 yr)  
   first obs. used      1988-12-11  
   last obs. used      2019-12-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49861  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-13 23:42:36  

Additional Information
 Earth MOID = 1.06555 au 
 Jupiter MOID = 2.64976 au 
 T_jup = 3.608 
[ 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 14.5   n/a MPO452370  
diameter diameter 3.650 km 0.134 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.277   0.030 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

14155 Cibronen           Discovered 1998 Sept. 26 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Cindy Bronen mentored a finalist in the 2002 Discovery Channel Youth Science Challenge (DCYSC), a middle school science competition. She teaches at the Andrew W. Mellon Middle School, Pittsburgh, Pennsylvania.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20021021/MPCPages.arcLast Updated: 2003-10-02

[ show close-approach data ]
Alternate Designations
 1998 SK122 = 1988 XS2 = 1991 RJ19 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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