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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09658881523473878 2.6956e-08  
a 2.265684404929314 5.6978e-09 au
q 2.046844632561368 6.0566e-08 au
i 3.331739704849654 2.8249e-06 deg
node 226.9085976671186 5.242e-05 deg
peri 227.2709773106462 5.4633e-05 deg
M 117.2517449486716 1.5044e-05 deg
tp 2458794.791259861666
(2019-Nov-07.29125986)
5.2038e-05 TDB
period 1245.654352638742
3.41
4.6989e-06
1.286e-08
d
yr
n .2890047301142497 1.0902e-09 deg/d
Q 2.484524177297261 6.2481e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1945  
   data-arc span      11505 days (31.50 yr)  
   first obs. used      1988-12-11  
   last obs. used      2020-06-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .47302  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 00:18:28  

Additional Information
 Earth MOID = 1.06498 au 
 Jupiter MOID = 2.64895 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 14.51   n/a E2021B10  
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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