Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Center for Near-Earth Object Studies
JPL Home Earth Solar System Stars & Galaxies Technology
JPL Solar System Dynamics
BODIES ORBITS EPHEMERIDES TOOLS PHYSICAL DATA DISCOVERY FAQ SITE MAP
JPL Small-Body Database Browser
Search: [ help ]  
245187 (2004 TN266)
Classification: Main-belt Asteroid          SPK-ID: 2245187
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08351344063064496 4.7702e-08  
a 2.386397985391755 1.6592e-08 au
q 2.18710167891765 1.1116e-07 au
i 7.957957101409511 5.9917e-06 deg
node 209.3571821813942 3.6207e-05 deg
peri 231.7563041674372 5.1347e-05 deg
M 43.98222694743649 3.5163e-05 deg
tp 2458835.991837355396
(2019-Dec-18.49183736)
0.00013161 TDB
period 1346.519779974656
3.69
1.4043e-05
3.845e-08
d
yr
n .2673558943239408 2.7883e-09 deg/d
Q 2.585694291865861 1.7978e-08 au
  Orbit Determination Parameters
   # obs. used (total)      273  
   data-arc span      6532 days (17.88 yr)  
   first obs. used      2002-02-12  
   last obs. used      2020-01-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57214  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 09:40:57  

Additional Information
 Earth MOID = 1.21183 au 
 Jupiter MOID = 2.6147 au 
 T_jup = 3.517 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457084.5 (2015-Mar-03.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08243074582374933 4.7569e-08  
q 2.189926575178156 1.107e-07 au
tp 2457488.246347984033
(2016-Apr-09.74634798)
0.00013545 TDB
node 209.3783212933402 3.6215e-05 deg
peri 231.4500051221629 5.1758e-05 deg
i 7.955442134636391 5.9916e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      273  
   data-arc span      6532 days (17.88 yr)  
   first obs. used      2002-02-12  
   last obs. used      2020-01-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57214  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 09:40:57  

Additional Information
 Jupiter MOID = 2.6147 au 
 T_jup = 3.517 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.262823359605536E-15 -5.219079140880482E-15 -1.434462375090016E-12 6.711032618089022E-15 -4.067736617593992E-13 8.199180475170832E-16
q -5.219079140880482E-15 1.22553369090617E-14 3.086951939345372E-12 -1.662906836530711E-14 8.61466093618382E-13 -1.3254226036127E-15
tp -1.434462375090016E-12 3.086951939345372E-12 1.834558756824184E-8 -4.336111238329833E-11 5.026764413737171E-9 8.82204891194746E-13
node 6.711032618089022E-15 -1.662906836530711E-14 -4.336111238329833E-11 1.311536642056301E-9 -1.309908776641107E-9 -1.017925623139505E-11
peri -4.067736617593992E-13 8.61466093618382E-13 5.026764413737171E-9 -1.309908776641107E-9 2.678887043915096E-9 1.023398341289979E-11
i 8.199180475170832E-16 -1.3254226036127E-15 8.82204891194746E-13 -1.017925623139505E-11 1.023398341289979E-11 3.589977398450116E-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 16.9   n/a MPO454804  

245187 (2004 TN266)          Discovered 2004-Oct-09 by Spacewatch at Kitt Peak
Reference: 20100726/Numbers.arcLast Updated: 2010-07-28

Alternate Designations
 2004 TN266 = 2002 CQ302 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Oct-23 12:28 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin