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213697 (2002 TM270)
Classification: Main-belt Asteroid          SPK-ID: 2213697
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04983439779856186 4.7014e-08  
a 2.659138904699477 2.1816e-08 au
q 2.526622318721051 1.283e-07 au
i 4.628128806902829 5.1087e-06 deg
node 248.5778872525599 7.2607e-05 deg
peri 205.6596607092328 9.7978e-05 deg
M 359.9808630988543 6.7201e-05 deg
tp 2459200.584193599205
(2020-Dec-17.08419360)
0.00029565 TDB
period 1583.835098640311
4.34
1.9491e-05
5.336e-08
d
yr
n .2272963898255901 2.7972e-09 deg/d
Q 2.791655490677903 2.2903e-08 au
  Orbit Determination Parameters
   # obs. used (total)      362  
   data-arc span      6740 days (18.45 yr)  
   first obs. used      2002-10-04  
   last obs. used      2021-03-18  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52978  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 10:39:35  

Additional Information
 Earth MOID = 1.54392 au 
 Jupiter MOID = 2.31135 au 
 T_jup = 3.380 
[ 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 16.12   n/a MPCxxxxx  
diameter diameter 3.839 km 0.261 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.052   0.014 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

213697 (2002 TM270)          Discovered 2002-Oct-09 by LINEAR at Socorro
Reference: 20090509/Numbers.arcLast Updated: 2009-05-11

Alternate Designations
 2002 TM270 = 2004 BD89 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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