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22427 (1996 DB)
Classification: Main-belt Asteroid          SPK-ID: 2022427
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 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3327314901416126 3.8293e-08  
a 3.127744819828772 2.4157e-08 au
q 2.087045625144436 1.1895e-07 au
i 24.63288876677881 6.9996e-06 deg
node 348.5867647626604 9.4286e-06 deg
peri 245.9597525515189 1.4099e-05 deg
M 129.1964544248665 1.2769e-05 deg
tp 2458475.407368662334
(2018-Dec-22.90736866)
6.8127e-05 TDB
period 2020.437390821452
5.53
2.3407e-05
6.408e-08
d
yr
n .1781792406116749 2.0642e-09 deg/d
Q 4.168444014513109 3.2195e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1171  
   data-arc span      24533 days (67.17 yr)  
   first obs. used      1953-09-16  
   last obs. used      2020-11-16  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49299  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 04:06:10  

Additional Information
 Earth MOID = 1.1966 au 
 Jupiter MOID = 1.50393 au 
 T_jup = 2.993 
[ 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 13.74   n/a E2021B10  

22427 (1996 DB)          Discovered 1996-Feb-18 by Kobayashi, T. at Oizumi
Reference: 20010309/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1996 DB = 1991 KH 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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