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JPL Small-Body Database Browser
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379914 (2012 JK63)
Classification: Main-belt Asteroid          SPK-ID: 2379914
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09220070511667421 5.9823e-08  
a 2.406938752255714 2.8793e-08 au
q 2.185017302125089 1.4983e-07 au
i 6.910864238742883 6.8493e-06 deg
node 50.01100235274944 4.8654e-05 deg
peri 211.9608855240583 7.4804e-05 deg
M 26.70201313265383 6.5413e-05 deg
tp 2458899.333321825614
(2020-Feb-19.83332183)
0.00024684 TDB
period 1363.942260152702
3.73
2.4475e-05
6.701e-08
d
yr
n .2639407917162825 4.7362e-09 deg/d
Q 2.628860202386339 3.1448e-08 au
  Orbit Determination Parameters
   # obs. used (total)      142  
   data-arc span      5525 days (15.13 yr)  
   first obs. used      2004-02-16  
   last obs. used      2019-04-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54256  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 15:06:08  

Additional Information
 Earth MOID = 1.17329 au 
 Jupiter MOID = 2.41203 au 
 T_jup = 3.506 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457314.5 (2015-Oct-19.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09127341872320704 6.0037e-08  
q 2.186668621601545 1.5008e-07 au
tp 2457535.359791644633
(2016-May-26.85979164)
0.00023608 TDB
node 50.03424094189001 4.8628e-05 deg
peri 211.7783759033909 7.5049e-05 deg
i 6.913092647085419 6.8512e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      142  
   data-arc span      5525 days (15.13 yr)  
   first obs. used      2004-02-16  
   last obs. used      2019-04-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54256  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 15:06:08  

Additional Information
 Jupiter MOID = 2.41203 au 
 T_jup = 3.506 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.604480375575799E-15 -8.87500594556995E-15 -6.141562936683852E-12 5.163944002158207E-15 -1.457310590398545E-12 1.091000141138515E-15
q -8.87500594556995E-15 2.252273689120557E-14 1.766041742201097E-11 -1.736897174992937E-14 4.17897103258439E-12 1.481211073827611E-15
tp -6.141562936683852E-12 1.766041742201097E-11 5.573211577299403E-8 -1.088247482407876E-10 1.352340063852146E-8 5.388377575103372E-11
node 5.163944002158207E-15 -1.736897174992937E-14 -1.088247482407876E-10 2.364721053707087E-9 -2.373393040314636E-9 -5.120389363603778E-11
peri -1.457310590398545E-12 4.17897103258439E-12 1.352340063852146E-8 -2.373393040314636E-9 5.632344620692343E-9 6.377651399088208E-11
i 1.091000141138515E-15 1.481211073827611E-15 5.388377575103372E-11 -5.120389363603778E-11 6.377651399088208E-11 4.693879146911253E-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 17.3   n/a MPO434350  

379914 (2012 JK63)          Discovered 2006-Nov-16 by Spacewatch at Kitt Peak
Reference: Last Updated: 2013-11-20

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1935-Jun-15 03:06 01:47 Psych 0.0407348858868211 0.0403562064565018 0.0411136560974745 3.47414630245842 3.47414621696385 2427968.629412034 107.031364971764 19107.8968789633 89.1571439720029 9.14903998054743 10858.0812993217 T 14 CATAB v2.0e-lin.ifort 2019-Jul-14 15:06:10 2019-Jul-14 15:06

Alternate Designations
 2012 JK63 = 2006 WU46 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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