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17300 (4321 P-L)
Classification: Main-belt Asteroid          SPK-ID: 2017300
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2738953363871453 3.5798e-08  
a 2.374102644595881 9.6279e-09 au
q 1.723847002136681 8.6417e-08 au
i 7.899765966457969 5.0629e-06 deg
node 200.2032721140008 3.0594e-05 deg
peri 88.31965167301924 3.231e-05 deg
M 214.8785514999667 1.2789e-05 deg
tp 2459739.112921857060
(2022-Jun-08.61292186)
4.9846e-05 TDB
period 1336.126767426092
3.66
8.1277e-06
2.225e-08
d
yr
n .2694355122407301 1.639e-09 deg/d
Q 3.024358287055081 1.2265e-08 au
  Orbit Determination Parameters
   # obs. used (total)      603  
   data-arc span      22078 days (60.45 yr)  
   first obs. used      1960-09-24  
   last obs. used      2021-03-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57886  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 02:00:43  

Additional Information
 Earth MOID = .728746 au 
 Jupiter MOID = 2.22174 au 
 T_jup = 3.479 
[ 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 16.3   n/a MPO347660  

17300 (4321 P-L)          Discovered 1960-Sep-24 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20000913/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 4321 P-L = 2000 LH20 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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