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216317 (2007 TK234)
Classification: Main-belt Asteroid          SPK-ID: 2216317
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .100805258921195 6.1342e-08  
a 2.373304530955953 1.8759e-08 au
q 2.134062953214093 1.3491e-07 au
i 2.076203137190614 3.9119e-06 deg
node 121.0581492598268 0.00016519 deg
peri 36.78135210876362 0.00016748 deg
M 169.8258932394792 2.7058e-05 deg
tp 2458766.515250662489
(2019-Oct-10.01525066)
9.9698e-05 TDB
period 1335.453065697649
3.66
1.5833e-05
4.335e-08
d
yr
n .2695714355277127 3.1961e-09 deg/d
Q 2.612546108697813 2.065e-08 au
  Orbit Determination Parameters
   # obs. used (total)      229  
   data-arc span      6089 days (16.67 yr)  
   first obs. used      2003-10-23  
   last obs. used      2020-06-24  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .59305  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:54:19  

Additional Information
 Earth MOID = 1.14444 au 
 Jupiter MOID = 2.36396 au 
 T_jup = 3.535 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457830.5 (2017-Mar-18.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1014488494972592 6.1267e-08  
q 2.130767949507906 1.3494e-07 au
tp 2457430.070083296823
(2016-Feb-11.57008330)
9.9276e-05 TDB
node 121.0676946245159 0.00016526 deg
peri 36.07980698096155 0.00016753 deg
i 2.075651798176939 3.9134e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      229  
   data-arc span      6089 days (16.67 yr)  
   first obs. used      2003-10-23  
   last obs. used      2020-06-24  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .59305  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:54:19  

Additional Information
 Jupiter MOID = 2.36396 au 
 T_jup = 3.535 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.753678973997128E-15 -8.233413829589217E-15 1.131669501952919E-12 7.178231544721831E-15 2.154934204887197E-13 -2.132854362347039E-15
q -8.233413829589217E-15 1.82098338201155E-14 -2.80572997927712E-12 -1.498931153686368E-14 -5.510841292258886E-13 4.807163786559503E-15
tp 1.131669501952919E-12 -2.80572997927712E-12 9.855811250617648E-9 -2.457877256395645E-11 2.771000993743303E-9 -3.902846588100179E-12
node 7.178231544721831E-15 -1.498931153686368E-14 -2.457877256395645E-11 2.730930299081308E-8 -2.729837853578044E-8 -1.254664310388905E-11
peri 2.154934204887197E-13 -5.510841292258886E-13 2.771000993743303E-9 -2.729837853578044E-8 2.806758513438213E-8 1.14954488021007E-11
i -2.132854362347039E-15 4.807163786559503E-15 -3.902846588100179E-12 -1.254664310388905E-11 1.14954488021007E-11 1.531454026752397E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.54   n/a E2021B55  

216317 (2007 TK234)          Discovered 2007-Oct-08 by Spacewatch at Kitt Peak
Reference: 20090607/Numbers.arcLast Updated: 2009-06-08

[ show close-approach data ]
Alternate Designations
 2007 TK234 = 2003 UA404 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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