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302169 (2001 TD45)
Classification: Aten [NEO, PHA]          SPK-ID: 2302169
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 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .7774495137482449 2.701e-07  
a .7967545777221524 3.5975e-09 au
q .1773181186953768 2.1465e-07 au
i 25.38902338690567 3.5955e-05 deg
node 30.26352186592161 2.6088e-05 deg
peri 212.4551820028056 2.1045e-05 deg
M 59.54234589516675 4.3844e-05 deg
tp 2459157.535603239510
(2020-Nov-04.03560324)
3.1394e-05 TDB
period 259.7677770541422
0.71
1.7593e-06
4.817e-09
d
yr
n 1.385853180415702 9.386e-09 deg/d
Q 1.416191036748928 6.3943e-09 au
  Orbit Determination Parameters
   # obs. used (total)      106  
   data-arc span      6583 days (18.02 yr)  
   first obs. used      2001-10-14  
   last obs. used      2019-10-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57204  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 05:42:00  

Additional Information
 Earth MOID = .0273523 au 
 Jupiter MOID = 3.65508 au 
 T_jup = 6.975 
[ 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 19.9   n/a MPO276928  

302169 (2001 TD45)          Discovered 2001-Oct-15 by LINEAR at Socorro
Reference: 20111110/Numbers.arcLast Updated: 2011-11-14

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