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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2738953378053572 3.5629e-08  
a 2.374102644624196 9.6267e-09 au
q 1.723846998790259 8.6034e-08 au
i 7.899766260835785 4.9625e-06 deg
node 200.2032731615846 3.0379e-05 deg
peri 88.31964987368481 3.2058e-05 deg
M 214.8785520115254 1.2731e-05 deg
tp 2459739.112919968064
(2022-Jun-08.61291997)
4.9646e-05 TDB
period 1336.126767449995
3.66
8.1267e-06
2.225e-08
d
yr
n .26943551223591 1.6388e-09 deg/d
Q 3.024358290458132 1.2263e-08 au
  Orbit Determination Parameters
   # obs. used (total)      607  
   data-arc span      22091 days (60.48 yr)  
   first obs. used      1960-09-24  
   last obs. used      2021-03-19  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57812  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 02:32:13  

Additional Information
 Earth MOID = .728746 au 
 Jupiter MOID = 2.22174 au 
 T_jup = 3.479 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457468.5 (2016-Mar-21.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .274187764175165 3.5541e-08  
q 1.722499907035116 8.5797e-08 au
tp 2457067.879911424807
(2015-Feb-14.37991142)
3.9085e-05 TDB
node 200.2283971153105 3.0367e-05 deg
peri 88.346482503812 3.2051e-05 deg
i 7.902110243993767 4.9644e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      607  
   data-arc span      22091 days (60.48 yr)  
   first obs. used      1960-09-24  
   last obs. used      2021-03-19  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57812  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 02:32:13  

Additional Information
 Jupiter MOID = 2.22174 au 
 T_jup = 3.479 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.263137610041406E-15 -3.039530544659102E-15 -7.328796954276754E-14 -3.592586769116341E-15 -2.223245334610832E-14 -1.658702016915058E-15
q -3.039530544659102E-15 7.361108935551969E-15 3.174499401892074E-13 7.120908241927157E-15 9.039352562083763E-14 4.783223926784436E-15
tp -7.328796954276754E-14 3.174499401892074E-13 1.527604830391681E-9 -8.869792982030016E-12 4.149609257907206E-10 7.759172323010441E-13
node -3.592586769116341E-15 7.120908241927157E-15 -8.869792982030016E-12 9.221423827239304E-10 -9.152225304185695E-10 -2.969378075529491E-12
peri -2.223245334610832E-14 9.039352562083763E-14 4.149609257907206E-10 -9.152225304185695E-10 1.027284923715336E-9 3.165423918596118E-12
i -1.658702016915058E-15 4.783223926784436E-15 7.759172323010441E-13 -2.969378075529491E-12 3.165423918596118E-12 2.464563779694856E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.27   n/a MPCxxxxx  

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

Alternate Designations
 4321 P-L = 2000 LH20 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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