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295701 (2008 TW174)
Classification: Jupiter Trojan          SPK-ID: 2295701
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0193850997638325 8.3941e-08  
a 5.269642748233752 2.4673e-07 au
q 5.167490197839483 4.1209e-07 au
i 7.6138431259072 7.7682e-06 deg
node 41.50004377397474 5.2552e-05 deg
peri 113.9386541818617 0.00024684 deg
M 218.0698574864038 0.00024944 deg
tp 2460742.476633700812
(2025-Mar-07.97663370)
0.0031505 TDB
period 4418.452465600943
12.10
0.00031031
8.496e-07
d
yr
n .08147649042344902 5.7221e-09 deg/d
Q 5.37179529862802 2.5151e-07 au
  Orbit Determination Parameters
   # obs. used (total)      212  
   data-arc span      6406 days (17.54 yr)  
   first obs. used      2002-04-15  
   last obs. used      2019-10-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48828  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 07:02:34  

Additional Information
 Earth MOID = 4.18365 au 
 Jupiter MOID = .224741 au 
 T_jup = 2.982 
[ 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 MPO418564  
diameter diameter 15.821 km 1.036 urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2011ApJ...742...40G)  
geometric albedo albedo 0.041   0.009 urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2011ApJ...742...40G)  

295701 (2008 TW174)          Discovered 2008-Oct-08 by Spacewatch at Kitt Peak
Reference: 20110912/Numbers.arcLast Updated: 2011-09-14
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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