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(2005 YR204)
Classification: Mars-crossing Asteroid          SPK-ID: 3315990
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5125674616944 1.2219e-06  
a 3.153324371253152 1.0015e-06 au
q 1.537032902380834 3.3656e-06 au
i 22.45820140134937 6.9691e-05 deg
node 120.4919520709225 3.8195e-05 deg
peri 88.15762788819076 0.00013599 deg
M 209.8145227813519 0.00034913 deg
tp 2460053.751059120762
(2023-Apr-19.25105912)
0.0023855 TDB
period 2045.273530917235
5.60
0.00097436
2.668e-06
d
yr
n .1760155766737725 8.3853e-08 deg/d
Q 4.76961584012547 1.5148e-06 au
  Orbit Determination Parameters
   # obs. used (total)      53  
   data-arc span      2406 days (6.59 yr)  
   first obs. used      2005-11-12  
   last obs. used      2012-06-14  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      1  
   norm. resid. RMS      .5579  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 23:21:29  

Additional Information
 Earth MOID = .718875 au 
 Jupiter MOID = 1.60092 au 
 T_jup = 2.886 
[ 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 16.5   n/a MPO419359  

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