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JPL Small-Body Database Browser
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(2005 XT77)
Classification: Aten [NEO, PHA]          SPK-ID: 3307228
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | 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.


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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2663316656236397 2.9988e-07  
a .8411662030418866 1.6604e-09 au
q .6171370071194282 2.5194e-07 au
i 17.21883922358631 3.3863e-05 deg
node 84.81107239444495 1.2323e-05 deg
peri 149.9618275844955 4.9919e-05 deg
M 340.4093582934899 7.9444e-05 deg
tp 2458615.834418457631
(2019-May-12.33441846)
6.2186e-05 TDB
period 281.7871271114478
0.77
8.3434e-07
2.284e-09
d
yr
n 1.277560134454328 3.7827e-09 deg/d
Q 1.065195398964345 2.1026e-09 au
  Orbit Determination Parameters
   # obs. used (total)      113  
   data-arc span      3677 days (10.07 yr)  
   first obs. used      2005-12-06  
   last obs. used      2015-12-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .40066  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-06 09:09:38  

Additional Information
 Earth MOID = .0273388 au 
 Jupiter MOID = 3.94818 au 
 T_jup = 6.926 
[ 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 21.2   n/a MPO369038  

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