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484963 (2009 TY7)
Classification: Main-belt Asteroid          SPK-ID: 2484963
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2208138729487683 6.5543e-08  
a 2.196771596708936 1.1183e-08 au
q 1.711693952455786 1.3966e-07 au
i 5.806535448086898 6.1095e-06 deg
node 34.27627894409222 8.0067e-05 deg
peri 27.25711731289614 8.2664e-05 deg
M 77.04337990348365 1.9574e-05 deg
tp 2458745.987796936537
(2019-Sep-19.48779694)
6.3869e-05 TDB
period 1189.257184947358
3.26
9.0811e-06
2.486e-08
d
yr
n .302709964300897 2.3115e-09 deg/d
Q 2.681849240962086 1.3652e-08 au
  Orbit Determination Parameters
   # obs. used (total)      142  
   data-arc span      8456 days (23.15 yr)  
   first obs. used      1996-12-09  
   last obs. used      2020-02-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55384  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 15:19:22  

Additional Information
 Earth MOID = .726616 au 
 Jupiter MOID = 2.66491 au 
 T_jup = 3.630 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457259.5 (2015-Aug-25.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2199322720997007 6.5391e-08  
q 1.714060481240332 1.3926e-07 au
tp 2457555.347342280741
(2016-Jun-15.84734228)
6.1473e-05 TDB
node 34.30169714461036 8.0014e-05 deg
peri 26.99891326788951 8.2664e-05 deg
i 5.808755608348885 6.1122e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      142  
   data-arc span      8456 days (23.15 yr)  
   first obs. used      1996-12-09  
   last obs. used      2020-02-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55384  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 15:19:22  

Additional Information
 Jupiter MOID = 2.66491 au 
 T_jup = 3.630 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.275935261081559E-15 -9.093018139229701E-15 2.829266283765794E-13 1.067506698279142E-13 -2.399452862673337E-13 -1.096903381879284E-14
q -9.093018139229701E-15 1.939295071842159E-14 -4.704397189396129E-13 -2.203508274809167E-13 5.443981233287463E-13 2.265851600813232E-14
tp 2.829266283765794E-13 -4.704397189396129E-13 3.778903057464934E-9 1.749125158471465E-11 1.306210140924796E-9 -1.319468793285011E-11
node 1.067506698279142E-13 -2.203508274809167E-13 1.749125158471465E-11 6.402278461877282E-9 -6.367644233165907E-9 -1.150191662688045E-10
peri -2.399452862673337E-13 5.443981233287463E-13 1.306210140924796E-9 -6.367644233165907E-9 6.833304940647733E-9 1.10371144680994E-10
i -1.096903381879284E-14 2.265851600813232E-14 -1.319468793285011E-11 -1.150191662688045E-10 1.10371144680994E-10 3.735877639162676E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 18.2   n/a MPO398355  
diameter diameter 0.988 km 0.275 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.104   0.076 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

484963 (2009 TY7)          Discovered 2009-Oct-14 by Lowe, A. at Mayhill
Reference: Last Updated: 2017-03-14

Alternate Designations
 2009 TY7 = 1996 XS34 = 2009 QQ50 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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