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393346 (4329 P-L)
Classification: Main-belt Asteroid          SPK-ID: 2393346
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2036272423008663 8.9781e-08  
a 2.276028791182407 1.5615e-08 au
q 1.812567325036559 1.9972e-07 au
i 1.2660244575016 7.0975e-06 deg
node 327.8005132473932 0.00025014 deg
peri 53.14467150435557 0.00025093 deg
M 125.6843655997988 1.6514e-05 deg
tp 2458562.631391883987
(2019-Mar-20.13139188)
5.5872e-05 TDB
period 1254.194968240482
3.43
1.2907e-05
3.534e-08
d
yr
n .2870367120871537 2.9539e-09 deg/d
Q 2.739490257328255 1.8795e-08 au
  Orbit Determination Parameters
   # obs. used (total)      189  
   data-arc span      21692 days (59.39 yr)  
   first obs. used      1960-09-24  
   last obs. used      2020-02-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57677  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 16:17:52  

Additional Information
 Earth MOID = .815613 au 
 Jupiter MOID = 2.723 au 
 T_jup = 3.581 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457656.5 (2016-Sep-25.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2035018123898123 9.0411e-08  
q 1.81292827699347 2.0129e-07 au
tp 2457306.303141175691
(2015-Oct-10.80314118)
5.279e-05 TDB
node 328.0320763723586 0.00024928 deg
peri 52.52319183108858 0.00025008 deg
i 1.268751875802827 7.106e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      189  
   data-arc span      21692 days (59.39 yr)  
   first obs. used      1960-09-24  
   last obs. used      2020-02-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57677  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 16:17:52  

Additional Information
 Jupiter MOID = 2.723 au 
 T_jup = 3.581 
Orbit Covariance (6×6)
  e q tp node peri i
e 8.174237386026847E-15 -1.816948152721247E-14 -1.944105103330344E-12 1.414504904644264E-13 -1.131172559953104E-12 -5.164298018965729E-15
q -1.816948152721247E-14 4.051812147445583E-14 4.509484006167614E-12 -3.17033479598946E-13 2.580700999427148E-12 1.14972137580521E-14
tp -1.944105103330344E-12 4.509484006167614E-12 2.786764920432744E-9 -5.979446250421979E-11 1.040059724579662E-9 8.322878295858574E-13
node 1.414504904644264E-13 -3.17033479598946E-13 -5.979446250421979E-11 6.214223735518715E-8 -6.215156240206665E-8 2.572543899456753E-10
peri -1.131172559953104E-12 2.580700999427148E-12 1.040059724579662E-9 -6.215156240206665E-8 6.253879637089381E-8 -2.567159888006009E-10
i -5.164298018965729E-15 1.14972137580521E-14 8.322878295858574E-13 2.572543899456753E-10 -2.567159888006009E-10 5.049502176679045E-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 18.1   n/a MPO494992  

393346 (4329 P-L)          Discovered 1960-Sep-24 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: Last Updated: 2014-04-17

[ show close-approach data ]
Alternate Designations
 4329 P-L = 2008 QZ35 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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