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123923 (2001 DQ106)
Classification: Main-belt Asteroid          SPK-ID: 2123923
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06316304531109913 4.3182e-08  
a 3.130457930656776 2.8316e-08 au
q 2.932728674538212 1.3428e-07 au
i 18.17083003457364 5.8619e-06 deg
node 165.917241765861 1.4181e-05 deg
peri 126.2300522839997 5.0366e-05 deg
M 81.8228242556192 4.6016e-05 deg
tp 2458540.685989937118
(2019-Feb-26.18598994)
0.00026025 TDB
period 2023.066853638574
5.54
2.7449e-05
7.515e-08
d
yr
n .1779476537577215 2.4144e-09 deg/d
Q 3.328187186775339 3.0104e-08 au
  Orbit Determination Parameters
   # obs. used (total)      687  
   data-arc span      9010 days (24.67 yr)  
   first obs. used      1995-03-02  
   last obs. used      2019-11-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57102  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 11:27:56  

Additional Information
 Earth MOID = 1.95266 au 
 Jupiter MOID = 1.92103 au 
 T_jup = 3.133 
[ 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 14.4   n/a MPO320400  
diameter diameter 8.776 km 0.267 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.048   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

123923 (2001 DQ106)          Discovered 2001-Feb-27 by Asiago-DLR Asteroid Survey at Cima Ekar
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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