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212810 (2007 TK380)
Classification: Main-belt Asteroid          SPK-ID: 2212810
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04017025276485221 6.1532e-08  
a 2.769560899125438 2.1677e-08 au
q 2.658306937759918 1.609e-07 au
i 2.924553020647707 5.2736e-06 deg
node 297.3200650977687 0.00010651 deg
peri 266.2134328246452 0.00012918 deg
M 177.3082491486518 7.0854e-05 deg
tp 2458567.334456921214
(2019-Mar-24.83445692)
0.00033478 TDB
period 1683.506531374673
4.61
1.9765e-05
5.411e-08
d
yr
n .2138393842202921 2.5105e-09 deg/d
Q 2.880814860490958 2.2548e-08 au
  Orbit Determination Parameters
   # obs. used (total)      283  
   data-arc span      7578 days (20.75 yr)  
   first obs. used      2000-01-08  
   last obs. used      2020-10-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .60991  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:40:10  

Additional Information
 Earth MOID = 1.65668 au 
 Jupiter MOID = 2.0913 au 
 T_jup = 3.335 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457596.5 (2016-Jul-27.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03747061017131552 6.1352e-08  
q 2.667772555905809 1.5991e-07 au
tp 2456882.274882918286
(2014-Aug-12.77488292)
0.0003674 TDB
node 297.3898741053176 0.00010661 deg
peri 266.4578243291942 0.0001322 deg
i 2.92240799598606 5.2665e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      283  
   data-arc span      7578 days (20.75 yr)  
   first obs. used      2000-01-08  
   last obs. used      2020-10-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .60991  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:40:10  

Additional Information
 Jupiter MOID = 2.0913 au 
 T_jup = 3.335 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.764122623238872E-15 -9.748012539144481E-15 -1.171967400258209E-11 -3.504574970898994E-14 -2.510008758537757E-12 -1.852344249964849E-15
q -9.748012539144481E-15 2.557081227981748E-14 2.912896182602864E-11 8.949107544980183E-14 6.26645635247712E-12 4.898393673747883E-15
tp -1.171967400258209E-11 2.912896182602864E-11 1.349804356449946E-7 2.261559050623345E-10 2.875863553814847E-8 5.138448340462512E-12
node -3.504574970898994E-14 8.949107544980183E-14 2.261559050623345E-10 1.136539011187887E-8 -1.130143236297964E-8 1.86039330127532E-10
peri -2.510008758537757E-12 6.26645635247712E-12 2.875863553814847E-8 -1.130143236297964E-8 1.747711852650047E-8 -1.846883665171519E-10
i -1.852344249964849E-15 4.898393673747883E-15 5.138448340462512E-12 1.86039330127532E-10 -1.846883665171519E-10 2.773590016834158E-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 16.36   n/a E2021B55  

212810 (2007 TK380)          Discovered 2007-Oct-14 by Spacewatch at Kitt Peak
Reference: 20090409/Numbers.arcLast Updated: 2009-04-10

Alternate Designations
 2007 TK380 = 2002 TV355 = 2005 EL273 = 2007 UQ124 = 2009 AN41 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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