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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2026201626473181 6.4565e-08  
a 2.741405426159558 2.526e-08 au
q 2.185941412828868 1.8253e-07 au
i 6.847129191563586 7.5641e-06 deg
node 334.4444196149485 4.8349e-05 deg
peri 64.95208413321197 5.228e-05 deg
M 315.8292712905976 1.987e-05 deg
tp 2459403.918474137886
(2021-Jul-08.41847414)
9.2876e-05 TDB
period 1657.899990091194
4.54
2.2914e-05
6.274e-08
d
yr
n .2171421691004402 3.0012e-09 deg/d
Q 3.296869439490248 3.0378e-08 au
  Orbit Determination Parameters
   # obs. used (total)      138  
   data-arc span      6581 days (18.02 yr)  
   first obs. used      2002-08-08  
   last obs. used      2020-08-14  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .66061  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 06:28:48  

Additional Information
 Earth MOID = 1.20278 au 
 Jupiter MOID = 2.1961 au 
 T_jup = 3.310 
[ 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 17.04   n/a E2021B25  

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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