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JPL Small-Body Database Browser
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74876 (1999 TN103)
Classification: Main-belt Asteroid          SPK-ID: 2074876
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09797101297359412 4.1895e-08  
a 2.262776192856961 9.4309e-09 au
q 2.041089717110232 9.3007e-08 au
i 7.452933212104673 4.7258e-06 deg
node 346.515069632102 2.7135e-05 deg
peri 222.5915988801914 3.3875e-05 deg
M 73.5223081212775 2.0098e-05 deg
tp 2458346.591371340927
(2018-Aug-16.09137134)
6.9114e-05 TDB
period 1243.256756391367
3.40
7.7725e-06
2.128e-08
d
yr
n .2895620700626017 1.8103e-09 deg/d
Q 2.48446266860369 1.0355e-08 au
  Orbit Determination Parameters
   # obs. used (total)      961  
   data-arc span      7349 days (20.12 yr)  
   first obs. used      1999-09-18  
   last obs. used      2019-11-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51733  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 08:56:22  

Additional Information
 Earth MOID = 1.04436 au 
 Jupiter MOID = 2.49719 au 
 T_jup = 3.601 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457099.5 (2015-Mar-18.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09738488206424674 4.197e-08  
q 2.042214945836513 9.3069e-08 au
tp 2457102.915771260297
(2015-Mar-21.41577126)
6.8572e-05 TDB
node 346.5593516651161 2.7123e-05 deg
peri 222.4677466531577 3.3923e-05 deg
i 7.454638308007252 4.7267e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      961  
   data-arc span      7349 days (20.12 yr)  
   first obs. used      1999-09-18  
   last obs. used      2019-11-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51733  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 08:56:22  

Additional Information
 Jupiter MOID = 2.49719 au 
 T_jup = 3.601 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.761508254476694E-15 -3.890988635295612E-15 -7.574225099930109E-13 3.61213174714326E-15 -2.555532297578731E-13 -4.813876828308485E-15
q -3.890988635295612E-15 8.661873530595508E-15 1.749152688750114E-12 -8.364453101420719E-15 5.868863292453158E-13 1.071321525791516E-14
tp -7.574225099930109E-13 1.749152688750114E-12 4.702095359339488E-9 1.039184450840028E-12 1.404830779487578E-9 1.646511156785544E-12
node 3.61213174714326E-15 -8.364453101420719E-15 1.039184450840028E-12 7.356689064050767E-10 -7.286799811883428E-10 1.399750339018797E-11
peri -2.555532297578731E-13 5.868863292453158E-13 1.404830779487578E-9 -7.286799811883428E-10 1.150793099773045E-9 -1.337004966726256E-11
i -4.813876828308485E-15 1.071321525791516E-14 1.646511156785544E-12 1.399750339018797E-11 -1.337004966726256E-11 2.234187049247175E-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 15.5   n/a MPO439564  

74876 (1999 TN103)          Discovered 1999-Oct-03 by LINEAR at Socorro
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 TN103 = 2001 CK3 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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