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487955 (2015 TW263)
Classification: Main-belt Asteroid          SPK-ID: 2487955
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1111115018497836 8.7677e-08  
a 2.592501919844004 4.4798e-08 au
q 2.304445137981689 2.3516e-07 au
i 10.07607787752625 9.1651e-06 deg
node 224.0257117262442 4.2959e-05 deg
peri 125.9345809890517 5.6941e-05 deg
M 57.29519847991904 3.316e-05 deg
tp 2458757.843022189461
(2019-Oct-01.34302219)
0.00014032 TDB
period 1524.674219296244
4.17
3.9519e-05
1.082e-07
d
yr
n .2361160144533486 6.1201e-09 deg/d
Q 2.880558701706319 4.9775e-08 au
  Orbit Determination Parameters
   # obs. used (total)      62  
   data-arc span      4364 days (11.95 yr)  
   first obs. used      2007-10-20  
   last obs. used      2019-10-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6117  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 18:49:17  

Additional Information
 Earth MOID = 1.31645 au 
 Jupiter MOID = 2.55474 au 
 T_jup = 3.388 
[ 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 17.8   n/a MPO495393  

487955 (2015 TW263)          Discovered 2007-Oct-20 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2017-03-14

Alternate Designations
 2015 TW263 = 2014 KH23 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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