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JPL Small-Body Database Browser
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268242 Pebble (2005 JW1)
Classification: Main-belt Asteroid          SPK-ID: 2268242
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1864422197266906 7.0266e-08  
a 2.16983568350149 9.9989e-09 au
q 1.765286702227291 1.4818e-07 au
i 4.431869629706344 5.2214e-06 deg
node 123.7176478925198 0.00011574 deg
peri 235.9136064853072 0.00011811 deg
M 336.6188276509552 2.3569e-05 deg
tp 2458676.323264707221
(2019-Jul-11.82326471)
7.6635e-05 TDB
period 1167.451096425227
3.20
8.0696e-06
2.209e-08
d
yr
n .308364094309673 2.1315e-09 deg/d
Q 2.574384664775689 1.1863e-08 au
  Orbit Determination Parameters
   # obs. used (total)      220  
   data-arc span      6443 days (17.64 yr)  
   first obs. used      2002-04-13  
   last obs. used      2019-12-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59959  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 17:26:29  

Additional Information
 Earth MOID = .765202 au 
 Jupiter MOID = 2.87213 au 
 T_jup = 3.663 
[ 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 17.6   n/a MPO338801  

268242 Pebble           Discovered 2005 May 4 by J. Bedient at Haleakala-Faulkes Telescope North.
Pebble Johnson (b. 1971) is an innovative teacher of middle-school science and technology in Forsyth County, Georgia. She uses astronomy to heighten interest and excitement in the physical sciences among her students.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20110517/MPCPages.arcLast Updated: 2011-06-24

[ show close-approach data ]
Alternate Designations
 2005 JW1 = 2003 UH265 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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