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(2004 YY23)
Classification: Amor [NEO]          SPK-ID: 3264722
[ 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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .7085496704606563 0.00019846  
a 3.956024735059246 0.0022722 au
q 1.152984712698812 0.00012289 au
i 28.60217973149604 0.0026501 deg
node 275.9898022562611 0.0014652 deg
peri 176.0839249659748 0.0023549 deg
M 349.757568808845 0.64313 deg
tp 2459082.268772583032
(2020-Aug-20.76877258)		 5.2048 TDB
period 2874.001062883591
7.87		 2.476
0.006779		 d
yr
n .1252609140091266 0.00010792 deg/d
Q 6.75906475741968 0.0038821 au
   Orbit Determination Parameters
   # obs. used (total)      157  
   data-arc span      44 days  
   first obs. used      2004-12-22  
   last obs. used      2005-02-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      6  
   norm. resid. RMS      .35083  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-06 09:11:38  

Additional Information
 Earth MOID = .170627 au 
 Jupiter MOID = 1.01074 au 
 T_jup = 2.396 
[ hide covariance matrix ]
Orbital Elements at Epoch 2453370.5 (2004-Dec-31.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .7124708233888181 0.00017156  
q 1.135717876180903 2.2263e-05 au
tp 2453362.083100397445
(2004-Dec-22.58310040)		 0.00020073 TDB
node 276.7261392301596 0.00020811 deg
peri 175.779793938133 0.00026952 deg
i 27.98941313833514 0.0032893 deg
   Orbit Determination Parameters
   # obs. used (total)      157  
   data-arc span      44 days  
   first obs. used      2004-12-22  
   last obs. used      2005-02-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      6  
   norm. resid. RMS      .35083  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-06 09:11:38  

Additional Information
 Jupiter MOID = 1.01074 au 
 T_jup = 2.396 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.943422290886493E-8 3.818630052717005E-9 -2.05761600085396E-8 3.566460050272796E-8 -3.580571116222552E-8 5.642547360245805E-7
q 3.818630052717005E-9 4.956272825875338E-10 -2.611861290072266E-9 4.629333689763334E-9 -4.583414475373557E-9 7.321683483802198E-8
tp -2.05761600085396E-8 -2.611861290072266E-9 4.029158557780383E-8 -2.422796706265865E-8 5.244402046097032E-8 -3.929223224455909E-7
node 3.566460050272796E-8 4.629333689763334E-9 -2.422796706265865E-8 4.330805169634627E-8 -4.26923910040787E-8 6.839319076314318E-7
peri -3.580571116222552E-8 -4.583414475373557E-9 5.244402046097032E-8 -4.26923910040787E-8 7.263891739714398E-8 -6.84774030852533E-7
i 5.642547360245805E-7 7.321683483802198E-8 -3.929223224455909E-7 6.839319076314318E-7 -6.84774030852533E-7 1.081923193171726E-5

[ 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 19.4   n/a MPO74470  

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