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JPL Small-Body Database Browser
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376867 (2001 TN222)
Classification: Jupiter Trojan          SPK-ID: 2376867
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0350529038206092 1.4503e-07  
a 5.216082669765874 3.7926e-07 au
q 5.033243825622224 1.0446e-06 au
i 24.41155798964191 1.2232e-05 deg
node 33.33054072351749 2.4506e-05 deg
peri 227.28925538 0.00021935 deg
M 331.8964027105176 0.00022299 deg
tp 2459340.183567965325
(2021-May-05.68356797)
0.0026934 TDB
period 4351.26091538758
11.91
0.00047457
1.299e-06
d
yr
n .08273463876342467 9.0235e-09 deg/d
Q 5.398921513909523 3.9256e-07 au
  Orbit Determination Parameters
   # obs. used (total)      126  
   data-arc span      6460 days (17.69 yr)  
   first obs. used      2001-09-19  
   last obs. used      2019-05-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .70395  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 06:55:51  

Additional Information
 Earth MOID = 4.05385 au 
 Jupiter MOID = .35398 au 
 T_jup = 2.820 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.2   n/a MPO321957  
diameter diameter 13.300 km 1.009 urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2011ApJ...742...40G)  
geometric albedo albedo 0.040   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2011ApJ...742...40G)  

376867 (2001 TN222)          Discovered 2001-Oct-14 by LINEAR at Socorro
Reference: Last Updated: 2013-11-20

Alternate Designations
 2001 TN222 = 2010 HO111 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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