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487948 (2015 TP242)
Classification: Main-belt Asteroid          SPK-ID: 2487948
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 .1807295157019772 8.2984e-08  
a 2.559134422157677 3.4947e-08 au
q 2.096623297424861 2.2067e-07 au
i 8.145996900351811 5.9041e-06 deg
node 281.2421979830447 6.9716e-05 deg
peri 55.10947246712844 7.5404e-05 deg
M 85.62996132021085 2.6209e-05 deg
tp 2458644.818463401074
(2019-Jun-10.31846340)
0.00011072 TDB
period 1495.333539820151
4.09
3.063e-05
8.386e-08
d
yr
n .240748963634761 4.9315e-09 deg/d
Q 3.021645546890493 4.1263e-08 au
  Orbit Determination Parameters
   # obs. used (total)      150  
   data-arc span      2925 days (8.01 yr)  
   first obs. used      2011-11-02  
   last obs. used      2019-11-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46007  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-05 03:45:14  

Additional Information
 Earth MOID = 1.09884 au 
 Jupiter MOID = 2.37518 au 
 T_jup = 3.399 
[ 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 MPO450511  

487948 (2015 TP242)          Discovered 2011-Nov-02 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2017-03-14

Alternate Designations
 2015 TP242 = 2011 WL141 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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