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79980 (1999 DX3)
Classification: Main-belt Asteroid          SPK-ID: 2079980
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .224818422613022 3.8033e-08  
a 2.759275344676105 1.4927e-08 au
q 2.13893941413102 1.0714e-07 au
i 12.46000743385681 4.2632e-06 deg
node 148.9783393576988 2.2249e-05 deg
peri 343.6557837776573 2.5478e-05 deg
M 328.0071505940068 1.5134e-05 deg
tp 2459545.278922250777
(2021-Nov-26.77892225)
7.119e-05 TDB
period 1674.136971377305
4.58
1.3585e-05
3.719e-08
d
yr
n .2150361685781478 1.7449e-09 deg/d
Q 3.37961127522119 1.8283e-08 au
  Orbit Determination Parameters
   # obs. used (total)      520  
   data-arc span      9301 days (25.46 yr)  
   first obs. used      1995-07-23  
   last obs. used      2021-01-08  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54392  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 13:44:41  

Additional Information
 Earth MOID = 1.15632 au 
 Jupiter MOID = 1.67661 au 
 T_jup = 3.271 
[ 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 15.62   n/a MPCxxxxx  

79980 (1999 DX3)          Discovered 1999-Feb-20 by Tucker, R. A. at Goodricke-Pigott
Reference: 20040504/Numbers.arcLast Updated: 2004-07-16

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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