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JPL Small-Body Database Browser
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212242 (2005 JL49)
Classification: Main-belt Asteroid          SPK-ID: 2212242
[ 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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05387831511359845 7.0422e-08  
a 2.568618644705357 2.2353e-08 au
q 2.430225799959258 1.8276e-07 au
i 3.404087671176199 6.753e-06 deg
node 127.2151795023576 0.0001028 deg
peri 209.0240958117007 0.00011355 deg
M 37.66903567395893 4.8829e-05 deg
tp 2458443.163358879634
(2018-Nov-20.66335888)		 0.00020335 TDB
period 1503.653857602954
4.12		 1.9628e-05
5.374e-08		 d
yr
n .2394168033950932 3.1252e-09 deg/d
Q 2.707011489451457 2.3557e-08 au
   Orbit Determination Parameters
   # obs. used (total)      161  
   data-arc span      7235 days (19.81 yr)  
   first obs. used      2000-02-04  
   last obs. used      2019-11-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .64847  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 16:52:37  

Additional Information
 Earth MOID = 1.41978 au 
 Jupiter MOID = 2.48111 au 
 T_jup = 3.426 
[ 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 16.9   n/a MPO454524  

212242 (2005 JL49)          Discovered 2005-May-04 by Spacewatch at Kitt Peak
Reference: 20090409/Numbers.arcLast Updated: 2009-04-10

[ show close-approach data ]
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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