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5748 Davebrin (1991 DX)
Classification: Main-belt Asteroid          SPK-ID: 2005748
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 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1473791406383137 2.02e-08  
a 2.558635476331033 1.0983e-08 au
q 2.181545978622663 4.9718e-08 au
i 12.95033726077174 5.3374e-07 deg
node 176.4873377125151 2.9625e-06 deg
peri 263.7737262684049 8.7676e-06 deg
M 156.2320646147447 7.1438e-06 deg
tp 2458551.747978708167
(2019-Mar-09.24797871)
2.8157e-05 TDB
period 1494.896250913515
4.09
9.6253e-06
2.635e-08
d
yr
n .2408193878203974 1.5506e-09 deg/d
Q 2.935724974039404 1.2602e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1755  
   data-arc span      13880 days (38.00 yr)  
   first obs. used      1983-03-15  
   last obs. used      2021-03-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48492  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-12 17:54:54  

Additional Information
 Earth MOID = 1.24048 au 
 Jupiter MOID = 2.39993 au 
 T_jup = 3.386 
[ 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 13.73   n/a E2021B10  
diameter diameter 4.688 km 0.744 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  
rotation period rot_per 8.94458 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.]
geometric albedo albedo 0.275   0.132 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  

5748 Davebrin (1991 DX)          Discovered 1991-Feb-19 by Helin, E. F. at Palomar
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1991 DX = 1983 EL4 = 1989 SK9 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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