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85578 (1998 DP13)
Classification: Main-belt Asteroid          SPK-ID: 2085578
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3188365806713445 4.6702e-08  
a 2.65735928125225 1.5623e-08 au
q 1.810095934402521 1.2429e-07 au
i 28.33597532571519 9.3151e-06 deg
node 342.0168822195261 9.4457e-06 deg
peri 284.4540292725796 1.5865e-05 deg
M 74.58212964848376 1.1974e-05 deg
tp 2459068.702135194719
(2020-Aug-07.20213519)
5.1797e-05 TDB
period 1582.245396934711
4.33
1.3954e-05
3.82e-08
d
yr
n .227524757346382 2.0065e-09 deg/d
Q 3.504622628101978 2.0605e-08 au
  Orbit Determination Parameters
   # obs. used (total)      397  
   data-arc span      16050 days (43.94 yr)  
   first obs. used      1977-08-18  
   last obs. used      2021-07-28  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .67337  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 23:31:58  

Additional Information
 Earth MOID = .977264 au 
 Jupiter MOID = 2.41091 au 
 T_jup = 3.150 
[ 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 15.16   n/a MPCxxxxx  

85578 (1998 DP13)          Discovered 1998-Feb-26 by Casulli, V. S. at Colleverde
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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