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3317 Paris (1984 KF)
Classification: Jupiter Trojan          SPK-ID: 2003317
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 46 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .12768669519104 4.9269e-08  
a 5.220399915940122 7.479e-08 au
q 4.553824303098144 2.9354e-07 au
i 27.87111024720934 4.4111e-06 deg
node 135.9087795311189 8.8477e-06 deg
peri 150.1254685381386 1.9939e-05 deg
M 311.5681312979457 1.9331e-05 deg
tp 2459586.614969315419
(2022-Jan-07.11496932)
0.00023503 TDB
period 4356.664209089274
11.93
9.3623e-05
2.563e-07
d
yr
n .08263202824971795 1.7757e-09 deg/d
Q 5.886975528782099 8.4339e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2582  
   data-arc span      20803 days (56.96 yr)  
   first obs. used      1963-08-21  
   last obs. used      2020-08-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .3537  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-24 23:02:15  

Additional Information
 Earth MOID = 3.56248 au 
 Jupiter MOID = .404459 au 
 T_jup = 2.753 
[ 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 8.4   n/a MPO473811  
diameter diameter 118.790 km 1.175 urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2012ApJ...759...49G)  
rotation period rot_per 7.0812 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Published Reference List:
[Behrend, R. (2008) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Behrend, R. (2009) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Mottola, S.; Di Martino, M.; Erikson, A.; Gonano-Beurer, M.; et al. (2011) Astron. J. 141, A170.]
[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. (2019) MPB 46, 315-317.]
geometric albedo albedo 0.055   0.009 urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2012ApJ...759...49G)  
SMASSII spectral type spec_B T   n/a EAR-A-5-DDR-TAXONOMY-V4.0 based on a high-resolution spectrum by Xu et al. (1995) or Bus and Binzel (2002)

3317 Paris (1984 KF)          Discovered 1984-May-26 by Shoemaker, C. and Shoemaker, E. at Palomar
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1984 KF = 1963 QD = 1982 BN3 = 1982 DC 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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