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442677 (2012 TM311)
Classification: Main-belt Asteroid          SPK-ID: 2442677
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1339080934294622 5.7066e-08  
a 2.267441705037181 2.2584e-08 au
q 1.963812909353203 1.2606e-07 au
i 7.386383059954381 8.1747e-06 deg
node 352.0105071001148 4.8166e-05 deg
peri 64.87514762143631 5.8717e-05 deg
M 64.2699733138227 3.3522e-05 deg
tp 2458777.857412200181
(2019-Oct-21.35741220)
0.00011494 TDB
period 1247.103856984121
3.41
1.8632e-05
5.101e-08
d
yr
n .2886688209517611 4.3128e-09 deg/d
Q 2.571070500721159 2.5608e-08 au
  Orbit Determination Parameters
   # obs. used (total)      100  
   data-arc span      5239 days (14.34 yr)  
   first obs. used      2005-08-30  
   last obs. used      2020-01-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61313  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-30 11:45:31  

Additional Information
 Earth MOID = .987977 au 
 Jupiter MOID = 2.76241 au 
 T_jup = 3.592 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457124.5 (2015-Apr-12.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1333648635167942 5.6906e-08  
q 1.965125181216547 1.2563e-07 au
tp 2457529.000517123395
(2016-May-20.50051712)
0.00011078 TDB
node 352.0843219817806 4.8096e-05 deg
peri 64.39406773497932 5.8818e-05 deg
i 7.392552562375995 8.1792e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      100  
   data-arc span      5239 days (14.34 yr)  
   first obs. used      2005-08-30  
   last obs. used      2020-01-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61313  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-30 11:45:31  

Additional Information
 Jupiter MOID = 2.76241 au 
 T_jup = 3.592 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.238344952542663E-15 -7.067331263147584E-15 -1.272687816171961E-13 4.580488389482341E-14 -4.019478886594555E-14 -9.920136892788111E-15
q -7.067331263147584E-15 1.57841146204846E-14 7.17450826970143E-13 -1.003652806256124E-13 1.819987148153074E-13 2.311181541167966E-14
tp -1.272687816171961E-13 7.17450826970143E-13 1.227183165603415E-8 3.970314268417602E-11 3.770060963010463E-9 1.546455006073582E-11
node 4.580488389482341E-14 -1.003652806256124E-13 3.970314268417602E-11 2.313203641316871E-9 -2.279627330797479E-9 -5.799478977882266E-11
peri -4.019478886594555E-14 1.819987148153074E-13 3.770060963010463E-9 -2.279627330797479E-9 3.459584170442678E-9 6.222595800941642E-11
i -9.920136892788111E-15 2.311181541167966E-14 1.546455006073582E-11 -5.799478977882266E-11 6.222595800941642E-11 6.68994258969025E-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 17.6   n/a MPO503572  

442677 (2012 TM311)          Discovered 2005-Aug-30 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-09-02
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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