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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09661216634465739 2.7008e-08  
a 2.266013268891175 5.7161e-09 au
q 2.04708881801786 6.0719e-08 au
i 3.331537706502889 2.8352e-06 deg
node 226.9119296104479 5.2472e-05 deg
peri 227.3560549452393 5.4682e-05 deg
M 59.36487721018636 1.5043e-05 deg
tp 2458795.043837159601
(2019-Nov-07.54383716)
5.206e-05 TDB
period 1245.925572467151
3.41
4.7144e-06
1.291e-08
d
yr
n .2889418179989169 1.0933e-09 deg/d
Q 2.48493771976449 6.2684e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1903  
   data-arc span      11461 days (31.38 yr)  
   first obs. used      1988-12-11  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47084  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 03:58:22  

Additional Information
 Earth MOID = 1.06549 au 
 Jupiter MOID = 2.6488 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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