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JPL Small-Body Database Browser
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379256 (2009 TZ47)
Classification: Main-belt Asteroid          SPK-ID: 2379256
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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1417971306087006 2.445e-07  
a 2.433008566392028 5.1332e-08 au
q 2.08801493293125 5.864e-07 au
i 5.828041029292558 1.5957e-05 deg
node 209.1735721144141 0.00012944 deg
peri 141.7812068064262 0.00013683 deg
M 317.72221817236 7.037e-05 deg
tp 2459163.288445655323
(2020-Nov-09.78844566)
0.00027472 TDB
period 1386.161664650125
3.80
4.3869e-05
1.201e-07
d
yr
n .2597099668680175 8.2192e-09 deg/d
Q 2.778002199852806 5.8611e-08 au
  Orbit Determination Parameters
   # obs. used (total)      51  
   data-arc span      6904 days (18.90 yr)  
   first obs. used      1994-12-01  
   last obs. used      2013-10-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .7052  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-09 23:38:12  

Additional Information
 Earth MOID = 1.08636 au 
 Jupiter MOID = 2.66833 au 
 T_jup = 3.485 
[ hide covariance matrix ]
Orbital Elements at Epoch 2455149.5 (2009-Nov-14.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1411676890460037 2.4269e-07  
q 2.088439619926641 5.8154e-07 au
tp 2455005.654423281515
(2009-Jun-23.15442328)
0.00020327 TDB
node 209.3705572006212 0.00012946 deg
peri 141.4452233247935 0.00013705 deg
i 5.827671314664797 1.5952e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      51  
   data-arc span      6904 days (18.90 yr)  
   first obs. used      1994-12-01  
   last obs. used      2013-10-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .7052  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-09 23:38:12  

Additional Information
 Jupiter MOID = 2.66833 au 
 T_jup = 3.485 
Orbit Covariance (6×6)
  e q tp node peri i
e 5.889967776469332E-14 -1.407627926699401E-13 2.713230905053423E-11 5.714843646015685E-13 3.80872352452324E-12 1.065549116835936E-13
q -1.407627926699401E-13 3.381934555024657E-13 -6.277782140611295E-11 -1.361081635030353E-12 -8.580150752882625E-12 -2.531733413668558E-13
tp 2.713230905053423E-11 -6.277782140611295E-11 4.131814619855471E-8 2.976047598712125E-10 9.095858443929346E-9 4.244245507220874E-11
node 5.714843646015685E-13 -1.361081635030353E-12 2.976047598712125E-10 1.675939563281568E-8 -1.661495175931298E-8 -5.847745225496365E-10
peri 3.80872352452324E-12 -8.580150752882625E-12 9.095858443929346E-9 -1.661495175931298E-8 1.878243872100284E-8 5.885233128580253E-10
i 1.065549116835936E-13 -2.531733413668558E-13 4.244245507220874E-11 -5.847745225496365E-10 5.885233128580253E-10 2.54480912059126E-10

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 17.9   n/a MPO262100  

379256 (2009 TZ47)          Discovered 2005-Aug-31 by CINEOS at Campo Imperatore
Reference: Last Updated: 2013-11-20

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Alternate Designations
 2009 TZ47 = 2009 WM115 = 2009 WU265 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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