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312144 (2007 TW373)
Classification: Main-belt Asteroid          SPK-ID: 2312144
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2031631900228457 7.5599e-08  
a 2.743425223023505 2.953e-08 au
q 2.186062203124913 2.0626e-07 au
i 6.842787874502911 8.9911e-06 deg
node 334.46519004 6.0151e-05 deg
peri 64.78378069672421 6.4141e-05 deg
M 272.6230401168092 2.0042e-05 deg
tp 2459403.339962722473
(2021-Jul-07.83996272)
9.434e-05 TDB
period 1659.732574513491
4.54
2.6798e-05
7.337e-08
d
yr
n .2169024127911239 3.502e-09 deg/d
Q 3.300788242922097 3.5529e-08 au
  Orbit Determination Parameters
   # obs. used (total)      120  
   data-arc span      6506 days (17.81 yr)  
   first obs. used      2002-08-08  
   last obs. used      2020-05-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .67644  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-24 05:27:07  

Additional Information
 Earth MOID = 1.20385 au 
 Jupiter MOID = 2.19176 au 
 T_jup = 3.308 
[ show covariance matrix ]

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 17.0   n/a MPO437378  

312144 (2007 TW373)          Discovered 2007-Oct-14 by CSS at Catalina
Reference: 20120109/Numbers.arcLast Updated: 2012-01-11

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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