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22930 (1999 TN128)
Classification: Main-belt Asteroid          SPK-ID: 2022930
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 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2160689237810578 3.7063e-08  
a 2.185904516267318 6.83e-09 au
q 1.713598479949284 8.2602e-08 au
i 6.246313539774217 3.9824e-06 deg
node 355.3862739332928 2.728e-05 deg
peri 318.9211356533217 2.8168e-05 deg
M 256.7495793071656 7.2323e-06 deg
tp 2459539.059135458908
(2021-Nov-20.55913546)
2.4174e-05 TDB
period 1180.443507613382
3.23
5.5326e-06
1.515e-08
d
yr
n .304970121550202 1.4294e-09 deg/d
Q 2.658210552585351 8.3058e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1084  
   data-arc span      22071 days (60.43 yr)  
   first obs. used      1960-10-17  
   last obs. used      2021-03-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50761  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 03:22:15  

Additional Information
 Earth MOID = .704214 au 
 Jupiter MOID = 2.64816 au 
 T_jup = 3.639 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457279.5 (2015-Sep-14.0) TDB
Reference: JPL 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2165358960860962 3.706e-08  
q 1.712671175231765 8.2664e-08 au
tp 2457177.811018272535
(2015-Jun-04.31101827)
2.3093e-05 TDB
node 355.4251172192529 2.7262e-05 deg
peri 318.8840599076781 2.8146e-05 deg
i 6.249327380360882 3.9836e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1084  
   data-arc span      22071 days (60.43 yr)  
   first obs. used      1960-10-17  
   last obs. used      2021-03-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50761  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 03:22:15  

Additional Information
 Jupiter MOID = 2.64816 au 
 T_jup = 3.639 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.373478362576519E-15 -3.057646283108567E-15 2.634066723571833E-13 6.830973870349293E-15 3.528293351371729E-14 -4.760406680238269E-15
q -3.057646283108567E-15 6.833353373647577E-15 -5.943730727716134E-13 -1.499790430254249E-14 -8.080877525580012E-14 1.072930771303736E-14
tp 2.634066723571833E-13 -5.943730727716134E-13 5.33309536377169E-10 4.970463277801166E-12 1.654843008505146E-10 -1.397061363615671E-12
node 6.830973870349293E-15 -1.499790430254249E-14 4.970463277801166E-12 7.432390722980716E-10 -7.368058962823737E-10 -2.023280090609558E-11
peri 3.528293351371729E-14 -8.080877525580012E-14 1.654843008505146E-10 -7.368058962823737E-10 7.92175906346766E-10 1.982628680952918E-11
i -4.760406680238269E-15 1.072930771303736E-14 -1.397061363615671E-12 -2.023280090609558E-11 1.982628680952918E-11 1.586919919040729E-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 15.66   n/a E2021B10  

22930 (1999 TN128)          Discovered 1999-Oct-05 by LINEAR at Socorro
Reference: 20010309/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 TN128 = 1986 UK3 = 1998 FG35 = 1998 FV138 = 9055 P-L 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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