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5111 Jacliff (1987 SE4)
Classification: Main-belt Asteroid          SPK-ID: 2005111
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 44 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1260148013626579 3.6863e-08  
a 2.354552118184185 7.0816e-09 au
q 2.05784370071318 8.6582e-08 au
i 5.803383526745588 3.7984e-06 deg
node 247.2332329905056 3.7868e-05 deg
peri 99.72735872249523 4.0628e-05 deg
M 83.51168847349138 1.5575e-05 deg
tp 2458894.370168352176
(2020-Feb-14.87016835)
5.675e-05 TDB
period 1319.656462558519
3.61
5.9536e-06
1.63e-08
d
yr
n .2727982700149405 1.2307e-09 deg/d
Q 2.651260535655191 7.974e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2581  
   data-arc span      21287 days (58.28 yr)  
   first obs. used      1962-12-02  
   last obs. used      2021-03-14  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .42167  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-12 17:09:25  

Additional Information
 Earth MOID = 1.05901 au 
 Jupiter MOID = 2.7442 au 
 T_jup = 3.538 
[ 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 12.78   n/a E2021B10  
diameter diameter 6.447 km 0.129 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 2.839 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Behrend, R. (2005) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Hanus, J.; Durech, J.; Oszkiewicz, D.A.; Behrend, R.; et al. (2016) Astron. Astrophys. 586, A108.]
[Erasmus, N.; Navarro-Meza, S.; McNeill, A.; Trilling, D.E.; et al. (2020) Ap. J. Suppl. Ser. 247, A13.]
geometric albedo albedo 0.425   0.039 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
SMASSII spectral type spec_B R   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)

5111 Jacliff (1987 SE4)          Discovered 1987-Sep-29 by Bowell, E. at Flagstaff
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1987 SE4 = 1962 XO = 1980 TV14 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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