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181225 (2005 TP29)
Classification: Main-belt Asteroid          SPK-ID: 2181225
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06926785660189087 5.4918e-08  
a 2.643117007625078 2.1884e-08 au
q 2.460033957758885 1.5498e-07 au
i 4.188078872995355 4.8593e-06 deg
node 278.2662862168801 8.2858e-05 deg
peri 20.1293944620513 9.3255e-05 deg
M 224.6912340087482 4.3813e-05 deg
tp 2459790.424513838492
(2022-Jul-29.92451384)
0.00019082 TDB
period 1569.542249728207
4.30
1.9493e-05
5.337e-08
d
yr
n .2293662372340344 2.8486e-09 deg/d
Q 2.82620005749127 2.34e-08 au
  Orbit Determination Parameters
   # obs. used (total)      331  
   data-arc span      7146 days (19.56 yr)  
   first obs. used      2001-09-16  
   last obs. used      2021-04-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .63728  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 10:09:21  

Additional Information
 Earth MOID = 1.4427 au 
 Jupiter MOID = 2.30683 au 
 T_jup = 3.387 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457311.5 (2015-Oct-16.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07078008882758524 5.4827e-08  
q 2.454967785697412 1.5482e-07 au
tp 2456648.325863552159
(2013-Dec-21.82586355)
0.00019187 TDB
node 278.4241297632637 8.2848e-05 deg
peri 19.25609740463653 9.2939e-05 deg
i 4.188652657003741 4.8638e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      331  
   data-arc span      7146 days (19.56 yr)  
   first obs. used      2001-09-16  
   last obs. used      2021-04-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .63728  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 10:09:21  

Additional Information
 Jupiter MOID = 2.30683 au 
 T_jup = 3.387 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.005982787300866E-15 -8.429001020824811E-15 4.682330407763654E-12 -1.945878953761808E-14 1.010542619286671E-12 -1.185634561915682E-15
q -8.429001020824811E-15 2.396931398529276E-14 -1.319745359669731E-11 5.765237399363712E-14 -2.821730552832142E-12 3.913388294122494E-15
tp 4.682330407763654E-12 -1.319745359669731E-11 3.681496998304151E-8 -3.522482647379525E-11 8.131968620642839E-9 -2.292634291589264E-12
node -1.945878953761808E-14 5.765237399363712E-14 -3.522482647379525E-11 6.863806379736556E-9 -6.851984772825227E-9 1.275727115179227E-10
peri 1.010542619286671E-12 -2.821730552832142E-12 8.131968620642839E-9 -6.851984772825227E-9 8.637687551659336E-9 -1.276602245058219E-10
i -1.185634561915682E-15 3.913388294122494E-15 -2.292634291589264E-12 1.275727115179227E-10 -1.276602245058219E-10 2.365692128614626E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.35   n/a MPCxxxxx  

181225 (2005 TP29)          Discovered 2005-Oct-03 by Spacewatch at Kitt Peak
Reference: 20080321/Numbers.arcLast Updated: 2008-03-26

Alternate Designations
 2005 TP29 = 2001 SJ171 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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