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17304 (4637 P-L)
Classification: Main-belt Asteroid          SPK-ID: 2017304
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 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1562165015763915 4.0884e-08  
a 2.238658731691365 6.9451e-09 au
q 1.888943296403099 9.3818e-08 au
i 5.361701580643653 4.0969e-06 deg
node 162.6090038337211 3.918e-05 deg
peri 216.1224396739115 4.0808e-05 deg
M 341.5255034024217 1.1603e-05 deg
tp 2459263.284202126801
(2021-Feb-17.78420213)
3.95e-05 TDB
period 1223.433214879105
3.35
5.6933e-06
1.559e-08
d
yr
n .2942539041949861 1.3693e-09 deg/d
Q 2.588374166979632 8.0301e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1311  
   data-arc span      22026 days (60.30 yr)  
   first obs. used      1960-09-24  
   last obs. used      2021-01-13  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51516  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 02:00:49  

Additional Information
 Earth MOID = .892017 au 
 Jupiter MOID = 2.8762 au 
 T_jup = 3.614 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.72   n/a E2021B10  
diameter diameter 2.205 km 0.284 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.145   0.030 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

17304 (4637 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
 4637 P-L = 1992 EE10 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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