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4673 Bortle (1988 LF)
Classification: Main-belt Asteroid          SPK-ID: 2004673
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05686947839961858 3.2981e-08  
a 2.550727916741589 1.2528e-08 au
q 2.405669350577149 8.5112e-08 au
i 16.20173108342297 4.13e-06 deg
node 104.3860654508663 1.749e-05 deg
peri 344.6464484611756 5.3473e-05 deg
M 330.6083166396006 5.0345e-05 deg
tp 2458721.983302455971
(2019-Aug-26.48330246)
0.00020822 TDB
period 1487.971558072591
4.07
1.0962e-05
3.001e-08
d
yr
n .2419401083622308 1.7824e-09 deg/d
Q 2.695786482906029 1.324e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2010  
   data-arc span      22176 days (60.71 yr)  
   first obs. used      1959-02-12  
   last obs. used      2019-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .3862  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 02:38:33  

Additional Information
 Earth MOID = 1.42491 au 
 Jupiter MOID = 2.45845 au 
 T_jup = 3.382 
[ 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 11.8   n/a MPO452231  
diameter diameter 11.290 km 0.096 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 2.63989 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Published Reference List:
[Behrend, R. (2008) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Kim, M.-J.; Choi, Y.-J.; Moon, H.-K.; Byun, Y.-I.; et al. (2014) Astron. J. 147, A56.]
[Behrend, R. (2016) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
geometric albedo albedo 0.455   0.032 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

4673 Bortle (1988 LF)          Discovered 1988-Jun-08 by Shoemaker, C. S. at Palomar
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1988 LF = 1959 CX = 1972 LF = 1981 PE 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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