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(2018 DS1)
Classification: Apollo [NEO]          SPK-ID: 3799746
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ hide orbit diagram ]

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 2458174.5 (2018-Feb-25.0) TDB
Reference: JPL 3 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5047920805400435 0.0027066  
a 1.464946013570434 0.0063807 au
q .7254528675013719 0.0008055 au
i 6.654329601316855 0.030128 deg
node 344.1812480661984 0.011429 deg
peri 259.2969355606295 0.024287 deg
M 328.4209243535522 0.26384 deg
tp 2458231.310389926868
(2018-Apr-22.81038993)
0.10348 TDB
period 647.6358143805572
1.77
4.2313
0.01158
d
yr
n .555867961601735 0.0036317 deg/d
Q 2.204439159639497 0.0096017 au
  Orbit Determination Parameters
   # obs. used (total)      25  
   data-arc span      4 days  
   first obs. used      2018-02-23  
   last obs. used      2018-02-27  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      8  
   norm. resid. RMS      .50992  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 20:23:29  

Additional Information
 Earth MOID = .00152977 au 
 Jupiter MOID = 2.85539 au 
 T_jup = 4.462 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 24.9   n/a MPO435691  

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