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4867 Polites (1989 SZ)
Classification: Jupiter Trojan          SPK-ID: 2004867
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 37 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0189155470617057 3.1869e-08  
a 5.166192312688382 9.0152e-08 au
q 5.068470958867903 2.2538e-07 au
i 27.16029212732612 7.5226e-07 deg
node 335.1882306723348 3.9329e-06 deg
peri 277.7628283799277 0.0001273 deg
M 4.453266940519956 0.00013301 deg
tp 2459147.444488233216
(2020-Oct-24.94448823)
0.0015844 TDB
period 4288.982558456743
11.74
0.00011227
3.074e-07
d
yr
n .083935990667571 2.1971e-09 deg/d
Q 5.263913666508862 9.1857e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1829  
   data-arc span      11631 days (31.84 yr)  
   first obs. used      1988-09-10  
   last obs. used      2020-07-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .42885  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-12 16:52:45  

Additional Information
 Earth MOID = 4.11937 au 
 Jupiter MOID = .139083 au 
 T_jup = 2.780 
[ 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 9.93   n/a E2021B10  
diameter diameter 57.251 km 0.786 urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2012ApJ...759...49G)  
rotation period rot_per 11.235 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Stephens, R.D.; French, L.M.; Davitt, C.; Coley, D.R. (2014) Minor Planet Bull. 41, 95-100.]
[Stephens, R.D.; Coley, D.R.; French, L.M. (2015) Minor Planet Bull. 42, 216-224.]
[Stephens, R.D.; Coley, D.R.; French, L.M. (2016) Minor Planet Bull. 43, 265-270.]
[Stephens, R.D.; Coley, D.R. (2017) Minor Planet Bull. 44, 252-257.]
[Stephens, R.D.; Warner, B.D. (2018) Minor Planet Bull. 45, 301-304.]
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.]
geometric albedo albedo 0.071   0.009 urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2012ApJ...759...49G)  

4867 Polites (1989 SZ)          Discovered 1989-Sep-27 by Shoemaker, C. S. at Palomar
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1989 SZ = 1988 RN1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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