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212225 (2005 JR14)
Classification: Main-belt Asteroid          SPK-ID: 2212225
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1173835264813111 6.9253e-08  
a 2.62200705620005 2.2172e-08 au
q 2.314226621484407 1.9157e-07 au
i 12.11215661780215 6.3448e-06 deg
node 152.6959615717119 2.0298e-05 deg
peri 21.39027340628684 2.7911e-05 deg
M 245.7931711265113 2.2606e-05 deg
tp 2459492.470184108399
(2021-Oct-04.97018411)		 0.00010145 TDB
period 1550.77649932137
4.25		 1.967e-05
5.385e-08		 d
yr
n .2321417690799019 2.9445e-09 deg/d
Q 2.929787490915694 2.4775e-08 au
   Orbit Determination Parameters
   # obs. used (total)      394  
   data-arc span      7264 days (19.89 yr)  
   first obs. used      2000-01-07  
   last obs. used      2019-11-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56891  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 04:02:24  

Additional Information
 Earth MOID = 1.32462 au 
 Jupiter MOID = 2.04799 au 
 T_jup = 3.363 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457266.5 (2015-Sep-01.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1168135786193696 6.9481e-08  
q 2.316209486199013 1.9211e-07 au
tp 2457943.643525460490
(2017-Jul-09.14352546)		 9.0164e-05 TDB
node 152.7531678405281 2.0284e-05 deg
peri 21.7492529489729 2.7975e-05 deg
i 12.11512493893312 6.3472e-06 deg
   Orbit Determination Parameters
   # obs. used (total)      394  
   data-arc span      7264 days (19.89 yr)  
   first obs. used      2000-01-07  
   last obs. used      2019-11-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56891  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 04:02:24  

Additional Information
 Jupiter MOID = 2.04799 au 
 T_jup = 3.363 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.827666490287692E-15 -1.329344961255527E-14 -2.487421299776901E-12 -4.473600273004647E-14 -3.541355680357236E-13 -2.517122326025862E-15
q -1.329344961255527E-14 3.690520745072564E-14 7.46563942183797E-12 1.232896996088309E-13 1.082529206457303E-12 8.99268526568342E-15
tp -2.487421299776901E-12 7.46563942183797E-12 8.129546535891509E-9 2.623785580382397E-11 1.72715387723082E-9 4.381229349631115E-12
node -4.473600273004647E-14 1.232896996088309E-13 2.623785580382397E-11 4.114461117409738E-10 -3.973282060286413E-10 2.769560019999636E-11
peri -3.541355680357236E-13 1.082529206457303E-12 1.72715387723082E-9 -3.973282060286413E-10 7.826164788549367E-10 -2.636905826859423E-11
i -2.517122326025862E-15 8.99268526568342E-15 4.381229349631115E-12 2.769560019999636E-11 -2.636905826859423E-11 4.028736247311472E-11

[ 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 15.7   n/a MPO494173  
diameter diameter 3.750 km 0.770 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.079   0.016 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

212225 (2005 JR14)          Discovered 2005-May-01 by Spacewatch at Kitt Peak
Reference: 20090409/Numbers.arcLast Updated: 2009-04-10

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