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487814 (2015 TR22)
Classification: Main-belt Asteroid          SPK-ID: 2487814
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1538916838564744 8.0832e-08  
a 2.598733844342253 3.5274e-08 au
q 2.198810317141615 2.3019e-07 au
i 10.60723216853141 7.8195e-06 deg
node 180.7428482750341 2.5367e-05 deg
peri 229.3426370756635 3.34e-05 deg
M 18.41256234590682 2.3665e-05 deg
tp 2458922.237654367353
(2020-Mar-13.73765437)
9.9561e-05 TDB
period 1530.175099937466
4.19
3.1155e-05
8.53e-08
d
yr
n .2352671926335176 4.7901e-09 deg/d
Q 2.998657371542891 4.0702e-08 au
  Orbit Determination Parameters
   # obs. used (total)      201  
   data-arc span      5399 days (14.78 yr)  
   first obs. used      2005-04-15  
   last obs. used      2020-01-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62324  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 15:28:59  

Additional Information
 Earth MOID = 1.22368 au 
 Jupiter MOID = 2.4518 au 
 T_jup = 3.375 
[ 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 17.0   n/a MPO495392  

487814 (2015 TR22)          Discovered 2009-Mar-29 by Spacewatch at Kitt Peak
Reference: Last Updated: 2017-03-14

Alternate Designations
 2015 TR22 = 2011 UJ164 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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