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487939 (2015 TO223)
Classification: Main-belt Asteroid          SPK-ID: 2487939
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2776357189107021 1.0918e-07  
a 2.663185609972882 3.0298e-08 au
q 1.923790158555424 2.8424e-07 au
i 14.54337139247512 1.3183e-05 deg
node 26.03268758925445 2.9859e-05 deg
peri 322.3976128364699 3.7225e-05 deg
M 49.86671568306141 2.5595e-05 deg
tp 2458780.608295830475
(2019-Oct-24.10829583)
0.00011072 TDB
period 1587.451918914285
4.35
2.709e-05
7.417e-08
d
yr
n .2267785220520045 3.8699e-09 deg/d
Q 3.40258106139034 3.871e-08 au
  Orbit Determination Parameters
   # obs. used (total)      109  
   data-arc span      5220 days (14.29 yr)  
   first obs. used      2002-11-13  
   last obs. used      2017-02-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47886  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-May-15 13:53:31  

Additional Information
 Earth MOID = .939906 au 
 Jupiter MOID = 2.10802 au 
 T_jup = 3.284 
[ 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 17.2   n/a MPO361285  

487939 (2015 TO223)          Discovered 2006-Jul-29 by Siding Spring Survey at Siding Spring
Reference: Last Updated: 2017-03-14

Alternate Designations
 2015 TO223 = 2002 VQ149 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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