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JPL Small-Body Database Browser
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212778 (2007 TW141)
Classification: Main-belt Asteroid          SPK-ID: 2212778
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 .1218133831170547 6.6629e-08  
a 2.371721102269888 1.7517e-08 au
q 2.082813730992283 1.6019e-07 au
i 2.063285807711206 7.6433e-06 deg
node 116.5950176144697 0.00014546 deg
peri 62.89372881834525 0.0001482 deg
M 29.99190364669602 2.5689e-05 deg
tp 2458889.353604025597
(2020-Feb-09.85360403)
9.5118e-05 TDB
period 1334.116801058503
3.65
1.478e-05
4.047e-08
d
yr
n .2698414409550737 2.9895e-09 deg/d
Q 2.660628473547493 1.9651e-08 au
  Orbit Determination Parameters
   # obs. used (total)      190  
   data-arc span      5966 days (16.33 yr)  
   first obs. used      2003-09-26  
   last obs. used      2020-01-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61496  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 02:50:18  

Additional Information
 Earth MOID = 1.08713 au 
 Jupiter MOID = 2.29816 au 
 T_jup = 3.533 
[ 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 17.7   n/a MPO418139  

212778 (2007 TW141)          Discovered 2007-Oct-09 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20090409/Numbers.arcLast Updated: 2009-04-10

Alternate Designations
 2007 TW141 = 2003 SQ379 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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