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209354 (2004 DS25)
Classification: Main-belt Asteroid          SPK-ID: 2209354
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0336262932193593 6.2465e-08  
a 3.091033091756796 4.3176e-08 au
q 2.987093106662639 2.0486e-07 au
i 9.987145429470232 8.6504e-06 deg
node 10.00540078900275 3.5518e-05 deg
peri 236.7844387432251 0.00016885 deg
M 311.2067814906135 0.0001705 deg
tp 2459469.536295288492
(2021-Sep-12.03629529)
0.0009411 TDB
period 1984.969822911459
5.43
4.1589e-05
1.139e-07
d
yr
n .1813629586932305 3.7999e-09 deg/d
Q 3.194973076850953 4.4628e-08 au
  Orbit Determination Parameters
   # obs. used (total)      212  
   data-arc span      6794 days (18.60 yr)  
   first obs. used      2001-09-21  
   last obs. used      2020-04-28  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .61362  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:26:03  

Additional Information
 Earth MOID = 1.98782 au 
 Jupiter MOID = 1.80642 au 
 T_jup = 3.201 
[ 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 15.94   n/a E2021B55  

209354 (2004 DS25)          Discovered 2004-Feb-20 by Ries, W. at Altschwendt
Reference: 20090311/Numbers.arcLast Updated: 2009-03-12

[ show close-approach data ]
Alternate Designations
 2004 DS25 = 2001 TZ128 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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