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312071 (2007 TJ22)
Classification: Main-belt Asteroid          SPK-ID: 2312071
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 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1742974132885633 5.5771e-08  
a 2.385730774051298 1.2311e-08 au
q 1.969904071331235 1.3282e-07 au
i 6.741372011713265 6.069e-06 deg
node 58.86640714981066 5.1491e-05 deg
peri 344.4517330333525 5.3655e-05 deg
M 258.6111556415759 1.5025e-05 deg
tp 2459775.568981190826
(2022-Jul-15.06898119)
5.7464e-05 TDB
period 1345.955110665573
3.69
1.0418e-05
2.852e-08
d
yr
n .2674680582935492 2.0702e-09 deg/d
Q 2.801557476771361 1.4456e-08 au
  Orbit Determination Parameters
   # obs. used (total)      392  
   data-arc span      7067 days (19.35 yr)  
   first obs. used      2001-01-18  
   last obs. used      2020-05-25  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56182  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 06:28:32  

Additional Information
 Earth MOID = .979446 au 
 Jupiter MOID = 2.59606 au 
 T_jup = 3.505 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457602.5 (2016-Aug-02.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1733717752104404 5.545e-08  
q 1.973055441290881 1.3163e-07 au
tp 2457084.554968923051
(2015-Mar-03.05496892)
5.266e-05 TDB
node 58.89226421191002 5.1506e-05 deg
peri 344.6743212362796 5.3716e-05 deg
i 6.739443371537178 6.0674e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      392  
   data-arc span      7067 days (19.35 yr)  
   first obs. used      2001-01-18  
   last obs. used      2020-05-25  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56182  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 06:28:32  

Additional Information
 Jupiter MOID = 2.59606 au 
 T_jup = 3.505 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.074650865600985E-15 -7.276625343217505E-15 -1.307338825170374E-12 -1.042527937497789E-14 -3.843176537103666E-13 -3.185366066453066E-15
q -7.276625343217505E-15 1.732635887868766E-14 3.14728771352892E-12 2.490578075595497E-14 9.327363468780382E-13 7.577732333152341E-15
tp -1.307338825170374E-12 3.14728771352892E-12 2.773097439052347E-9 -1.293796999336355E-11 8.457406620527097E-10 5.040595436567008E-12
node -1.042527937497789E-14 2.490578075595497E-14 -1.293796999336355E-11 2.652869624395457E-9 -2.637449519008017E-9 -1.792465985459622E-10
peri -3.843176537103666E-13 9.327363468780382E-13 8.457406620527097E-10 -2.637449519008017E-9 2.885369520401758E-9 1.79420380211983E-10
i -3.185366066453066E-15 7.577732333152341E-15 5.040595436567008E-12 -1.792465985459622E-10 1.79420380211983E-10 3.681358878827139E-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 16.78   n/a E2021B25  

312071 (2007 TJ22)          Discovered 2007-Oct-08 by Spacewatch at Kitt Peak
Reference: 20120109/Numbers.arcLast Updated: 2012-01-11
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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