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487877 (2015 TW130)
Classification: Main-belt Asteroid          SPK-ID: 2487877
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06172875400599562 7.5507e-08  
a 2.660033956878133 4.2843e-08 au
q 2.495833375106407 2.2797e-07 au
i 6.710444353607047 4.5107e-06 deg
node 127.1625087281002 5.803e-05 deg
peri 257.755507552156 6.9885e-05 deg
M 34.97264477845745 3.7016e-05 deg
tp 2458846.558691457041
(2019-Dec-29.05869146)
0.00016341 TDB
period 1584.634831781507
4.34
3.8284e-05
1.048e-07
d
yr
n .2271816779360291 5.4886e-09 deg/d
Q 2.824234538649858 4.5488e-08 au
  Orbit Determination Parameters
   # obs. used (total)      120  
   data-arc span      4336 days (11.87 yr)  
   first obs. used      2007-12-15  
   last obs. used      2019-10-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57035  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 18:48:46  

Additional Information
 Earth MOID = 1.50914 au 
 Jupiter MOID = 2.45655 au 
 T_jup = 3.374 
[ 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 17.1   n/a MPO440946  

487877 (2015 TW130)          Discovered 2007-Dec-15 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2017-03-14

Alternate Designations
 2015 TW130 = 2008 AF57 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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