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160277 (2002 TX222)
Classification: Outer Main-belt Asteroid          SPK-ID: 2160277
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .152057481456779 7.802e-08  
a 3.201410306333967 2.803e-08 au
q 2.714611918043049 2.4783e-07 au
i 17.08516648290415 4.8194e-06 deg
node 272.7069000429563 2.403e-05 deg
peri 65.2511889763873 2.9129e-05 deg
M 63.73663969807136 1.5367e-05 deg
tp 2458630.077722844762
(2019-May-26.57772284)
8.9239e-05 TDB
period 2092.234865339488
5.73
2.7478e-05
7.523e-08
d
yr
n .1720648125905244 2.2598e-09 deg/d
Q 3.688208694624886 3.2293e-08 au
  Orbit Determination Parameters
   # obs. used (total)      631  
   data-arc span      6352 days (17.39 yr)  
   first obs. used      2002-08-15  
   last obs. used      2020-01-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .44534  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-29 20:30:54  

Additional Information
 Earth MOID = 1.75526 au 
 Jupiter MOID = 1.77837 au 
 T_jup = 3.107 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457512.5 (2016-May-04.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1543751838707665 7.9224e-08  
q 2.707736240326601 2.5311e-07 au
tp 2456531.007408769991
(2013-Aug-26.50740877)
9.007e-05 TDB
node 273.074634736463 2.4069e-05 deg
peri 64.07798056485488 2.8762e-05 deg
i 17.05813762844221 4.8243e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      631  
   data-arc span      6352 days (17.39 yr)  
   first obs. used      2002-08-15  
   last obs. used      2020-01-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .44534  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-29 20:30:54  

Additional Information
 Jupiter MOID = 1.77837 au 
 T_jup = 3.107 
Orbit Covariance (6×6)
  e q tp node peri i
e 6.276501108671497E-15 -1.996650823085906E-14 6.430215909666895E-13 -5.405705134270653E-14 -5.0505106909248E-14 -3.447583648260271E-14
q -1.996650823085906E-14 6.406242718400458E-14 -2.596419865059962E-12 1.877976790331164E-13 9.988876749821393E-14 1.132527457248682E-13
tp 6.430215909666895E-13 -2.596419865059962E-12 8.112557351002457E-9 -1.747058825223849E-11 1.491101598509726E-9 -8.009767006804121E-12
node -5.405705134270653E-14 1.877976790331164E-13 -1.747058825223849E-11 5.792987748934611E-10 -5.541783969067175E-10 2.426957346770076E-11
peri -5.0505106909248E-14 9.988876749821393E-14 1.491101598509726E-9 -5.541783969067175E-10 8.272303170378229E-10 -2.370574118014447E-11
i -3.447583648260271E-14 1.132527457248682E-13 -8.009767006804121E-12 2.426957346770076E-11 -2.370574118014447E-11 2.327429628465764E-11

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 14.6   n/a MPO502931  
diameter diameter 6.388 km 1.899 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.119   0.119 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

160277 (2002 TX222)          Discovered 2002-Oct-07 by LINEAR at Socorro
Reference: 20070730/Numbers.arcLast Updated: 2007-08-06

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