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JPL Small-Body Database Browser
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487835 (2015 TQ77)
Classification: Main-belt Asteroid          SPK-ID: 2487835
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05801985607500756 2.2106e-07  
a 3.127132269291919 1.223e-07 au
q 2.94569650510009 6.1274e-07 au
i 8.765772419530865 1.0039e-05 deg
node 215.6074179529598 5.6459e-05 deg
peri 190.5959851714274 0.00019989 deg
M 226.7086891371164 0.00016652 deg
tp 2459348.354552734153
(2021-May-13.85455273)
0.00091027 TDB
period 2019.843883606552
5.53
0.0001185
3.244e-07
d
yr
n .1782315964722969 1.0456e-08 deg/d
Q 3.308568033483748 1.294e-07 au
  Orbit Determination Parameters
   # obs. used (total)      69  
   data-arc span      4905 days (13.43 yr)  
   first obs. used      2004-11-10  
   last obs. used      2018-04-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .73442  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-15 06:49:55  

Additional Information
 Earth MOID = 1.9545 au 
 Jupiter MOID = 2.00798 au 
 T_jup = 3.194 
[ 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 16.8   n/a MPO446847  

487835 (2015 TQ77)          Discovered 2009-Sep-16 by Spacewatch at Kitt Peak
Reference: Last Updated: 2017-03-14

Alternate Designations
 2015 TQ77 = 2009 SK300 = 2009 SP369 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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