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26388 (1999 TR105)
Classification: Main-belt Asteroid          SPK-ID: 2026388
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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1356663603524753 3.1816e-08  
a 2.558610258782455 9.7253e-09 au
q 2.211492917412934 8.0772e-08 au
i 15.52706400704801 3.6971e-06 deg
node 207.3539023081973 1.4187e-05 deg
peri 242.8817400353773 2.0469e-05 deg
M 17.56527172808757 1.5669e-05 deg
tp 2459127.561470397123
(2020-Oct-05.06147040)
6.4988e-05 TDB
period 1494.874150739639
4.09
8.523e-06
2.333e-08
d
yr
n .2408229480868861 1.3731e-09 deg/d
Q 2.905727600151975 1.1045e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1298  
   data-arc span      10190 days (27.90 yr)  
   first obs. used      1993-04-21  
   last obs. used      2021-03-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53096  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 05:17:46  

Additional Information
 Earth MOID = 1.26991 au 
 Jupiter MOID = 2.48108 au 
 T_jup = 3.372 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457483.5 (2016-Apr-05.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1337427573266661 3.1615e-08  
q 2.21655610449465 8.0064e-08 au
tp 2457630.810513268048
(2016-Aug-30.31051327)
6.5471e-05 TDB
node 207.3916834537246 1.4169e-05 deg
peri 242.4838053680279 2.071e-05 deg
i 15.53367076522912 3.7002e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1298  
   data-arc span      10190 days (27.90 yr)  
   first obs. used      1993-04-21  
   last obs. used      2021-03-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53096  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 05:17:46  

Additional Information
 Jupiter MOID = 2.48108 au 
 T_jup = 3.372 
Orbit Covariance (6×6)
  e q tp node peri i
e 9.995275427171246E-16 -2.517340567763881E-15 3.456114842039487E-13 -5.473383361752944E-15 1.04588311586282E-13 -1.26230219280284E-16
q -2.517340567763881E-15 6.41019936631171E-15 -8.525163791725264E-13 1.397149265668492E-14 -2.618840641967397E-13 4.522407049428124E-16
tp 3.456114842039487E-13 -8.525163791725264E-13 4.286419199359498E-9 1.632985294622965E-11 1.004109616738316E-9 -5.567600150503238E-12
node -5.473383361752944E-15 1.397149265668492E-14 1.632985294622965E-11 2.007575748916852E-10 -1.894471765552223E-10 -8.490010653430883E-12
peri 1.04588311586282E-13 -2.618840641967397E-13 1.004109616738316E-9 -1.894471765552223E-10 4.288923405727154E-10 6.878783539662619E-12
i -1.26230219280284E-16 4.522407049428124E-16 -5.567600150503238E-12 -8.490010653430883E-12 6.878783539662619E-12 1.369142541203028E-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 15.0   n/a MPO347720  

26388 (1999 TR105)          Discovered 1999-Oct-03 by LINEAR at Socorro
Reference: 20010705/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 TR105 = 1997 GH37 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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