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JPL Small-Body Database Browser
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5168 Jenner (1986 EJ)
Classification: Main-belt Asteroid          SPK-ID: 2005168
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 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2070310322902885 5.8009e-08  
a 2.338654535000685 9.5438e-09 au
q 1.854480472449128 1.3835e-07 au
i 23.49357602648774 6.3478e-06 deg
node 339.0059468941976 9.728e-06 deg
peri 201.5588996105668 1.5254e-05 deg
M 196.2591452909266 1.4377e-05 deg
tp 2459594.658190500413
(2022-Jan-15.15819050)
5.4073e-05 TDB
period 1306.313863819692
3.58
7.9964e-06
2.189e-08
d
yr
n .2755846125274607 1.687e-09 deg/d
Q 2.822828597552241 1.152e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1770  
   data-arc span      14882 days (40.74 yr)  
   first obs. used      1979-03-09  
   last obs. used      2019-12-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .38798  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-13 21:55:11  

Additional Information
 Earth MOID = .872697 au 
 Jupiter MOID = 2.19326 au 
 T_jup = 3.428 
[ 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 MPO452239  
diameter diameter 5.984 km 0.261 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
rotation period rot_per 3.258 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Published Reference List:
[Aymami, J.M. (2011) Minor Planet Bull. 38, 158-159.]
[Sergison, D. (2011) www.gothersobservatory.org.uk/lightcurves.htm]
[Stephens, R.D. (2011) Minor Planet Bull. 38, 165-166.]
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
[Stephens, R.D. (2018) Minor Planet Bull. 45, 299-301.]
geometric albedo albedo 0.493   0.040 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

5168 Jenner (1986 EJ)          Discovered 1986-Mar-06 by Shoemaker, C. S. at Palomar
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1986 EJ = 1990 MZ 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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