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85159 (1988 DL)
Classification: Main-belt Asteroid          SPK-ID: 2085159
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1222159145313319 3.4885e-08  
a 2.798431365117611 1.4374e-08 au
q 2.456418516576599 9.7231e-08 au
i 8.230037045860325 3.9417e-06 deg
node 252.622560256622 3.1763e-05 deg
peri 189.8072051559364 3.7974e-05 deg
M 295.935915723775 2.0214e-05 deg
tp 2458904.786397502980
(2020-Feb-25.28639750)
9.6557e-05 TDB
period 1709.898835496592
4.68
1.3175e-05
3.607e-08
d
yr
n .2105387713744176 1.6222e-09 deg/d
Q 3.140444213658624 1.6131e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1149  
   data-arc span      11574 days (31.69 yr)  
   first obs. used      1988-02-22  
   last obs. used      2019-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53125  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 10:09:03  

Additional Information
 Earth MOID = 1.47259 au 
 Jupiter MOID = 2.10121 au 
 T_jup = 3.300 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.3   n/a MPO412681  

85159 (1988 DL)          Discovered 1988-Feb-22 by McNaught, R. H. at Siding Spring
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

[ show close-approach data ]
Alternate Designations
 1988 DL = 2000 SC168 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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