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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 39 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1259450046381699 3.9217e-08  
a 2.354094740704693 7.5996e-09 au
q 2.057608267667949 9.297e-08 au
i 5.803859431013903 3.8583e-06 deg
node 247.2322715661775 4.0859e-05 deg
peri 99.65151691123305 4.3455e-05 deg
M 29.01954387821354 1.5535e-05 deg
tp 2458894.153692848814
(2020-Feb-14.65369285)
5.6809e-05 TDB
period 1319.271961513126
3.61
6.3884e-06
1.749e-08
d
yr
n .2728777769119731 1.3214e-09 deg/d
Q 2.650581213741436 8.5567e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2388  
   data-arc span      21147 days (57.90 yr)  
   first obs. used      1962-12-02  
   last obs. used      2020-10-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .43452  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 03:46:06  

Additional Information
 Earth MOID = 1.06052 au 
 Jupiter MOID = 2.74478 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 12.7   n/a MPO337296  
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. 2019-August); 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.]
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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