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123874 (2001 DQ28)
Classification: Main-belt Asteroid          SPK-ID: 2123874
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1217416990147924 4.9676e-08  
a 3.062917600375765 2.5737e-08 au
q 2.690032807763708 1.5598e-07 au
i 3.312173548642521 4.7883e-06 deg
node 41.51878997786695 9.6598e-05 deg
peri 151.0780159255819 9.8774e-05 deg
M 183.2212913424514 2.3255e-05 deg
tp 2459961.954758826060
(2023-Jan-17.45475883)
0.00013212 TDB
period 1957.949098088978
5.36
2.4678e-05
6.756e-08
d
yr
n .1838658626781318 2.3174e-09 deg/d
Q 3.435802392987821 2.887e-08 au
  Orbit Determination Parameters
   # obs. used (total)      526  
   data-arc span      8567 days (23.46 yr)  
   first obs. used      1996-04-12  
   last obs. used      2019-09-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61575  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 14:33:22  

Additional Information
 Earth MOID = 1.6901 au 
 Jupiter MOID = 1.51906 au 
 T_jup = 3.219 
[ 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 15.1   n/a MPO412823  

123874 (2001 DQ28)          Discovered 2001-Feb-17 by LINEAR at Socorro
Reference: 20060314/Numbers.arcLast Updated: 2006-03-23

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