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85579 (1998 DQ19)
Classification: Main-belt Asteroid          SPK-ID: 2085579
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1016467223110915 5.3473e-08  
a 2.664999336331455 1.7756e-08 au
q 2.394110888832128 1.4749e-07 au
i 3.179623180611502 4.1274e-06 deg
node 97.65913923638308 0.00010237 deg
peri 258.0871059234095 0.00010429 deg
M 243.4798055734881 2.2316e-05 deg
tp 2459714.831098804442
(2022-May-15.33109880)
0.00010075 TDB
period 1589.073863813171
4.35
1.5881e-05
4.348e-08
d
yr
n .2265470524674902 2.2641e-09 deg/d
Q 2.935887783830781 1.9561e-08 au
  Orbit Determination Parameters
   # obs. used (total)      434  
   data-arc span      8117 days (22.22 yr)  
   first obs. used      1998-02-24  
   last obs. used      2020-05-16  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56616  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 14:13:43  

Additional Information
 Earth MOID = 1.39015 au 
 Jupiter MOID = 2.46988 au 
 T_jup = 3.374 
[ 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 15.98   n/a E2021B10  

85579 (1998 DQ19)          Discovered 1998-Feb-24 by Spacewatch at Kitt Peak
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

[ show close-approach data ]
Alternate Designations
 1998 DQ19 = 2000 SO264 = 2002 CX176 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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