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452277 (2015 TM169)
Classification: Main-belt Asteroid          SPK-ID: 2452277
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.


Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05263550690859731 5.541e-08  
a 2.908479364447387 3.6011e-08 au
q 2.755390078766504 1.7847e-07 au
i 12.20278359720901 6.9998e-06 deg
node 77.69780700732433 2.5451e-05 deg
peri 31.66151234811702 6.9659e-05 deg
M 271.8701796067019 6.6018e-05 deg
tp 2459444.024680185488
(2021-Aug-17.52468019)
0.00033411 TDB
period 1811.746400414969
4.96
3.3648e-05
9.212e-08
d
yr
n .1987033063333501 3.6904e-09 deg/d
Q 3.06156865012827 3.7907e-08 au
  Orbit Determination Parameters
   # obs. used (total)      177  
   data-arc span      10038 days (27.48 yr)  
   first obs. used      1993-05-23  
   last obs. used      2020-11-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61264  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 01:31:03  

Additional Information
 Earth MOID = 1.77901 au 
 Jupiter MOID = 2.12031 au 
 T_jup = 3.248 
[ 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 16.2   n/a MPO450473  
diameter diameter 3.407 km 0.302 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
geometric albedo albedo 0.050   0.022 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

452277 (2015 TM169)          Discovered 2008-Apr-04 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-11-30

Alternate Designations
 2015 TM169 = 2008 GX47 = 2010 PP67 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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