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102515 (1999 TT305)
Classification: Main-belt Asteroid          SPK-ID: 2102515
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2438094841343537 4.8148e-08  
a 2.304955409737798 9.3037e-09 au
q 1.742985420336938 1.1087e-07 au
i 4.037292075718012 4.4662e-06 deg
node 344.6107494448166 6.8709e-05 deg
peri 325.4589426797401 7.2144e-05 deg
M 79.72165464206407 2.5786e-05 deg
tp 2458917.448133908692
(2020-Mar-08.94813391)
9.1551e-05 TDB
period 1278.180592843658
3.50
7.7388e-06
2.119e-08
d
yr
n .2816503411298732 1.7053e-09 deg/d
Q 2.866925399138659 1.1572e-08 au
  Orbit Determination Parameters
   # obs. used (total)      662  
   data-arc span      8327 days (22.80 yr)  
   first obs. used      1998-04-01  
   last obs. used      2021-01-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51942  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 08:31:38  

Additional Information
 Earth MOID = .728552 au 
 Jupiter MOID = 2.41732 au 
 T_jup = 3.545 
[ 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 MPO432551  

102515 (1999 TT305)          Discovered 1999-Oct-03 by CSS at Catalina
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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