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27968 Bobylapointe (1997 TM1)
Classification: Main-belt Asteroid          SPK-ID: 2027968
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1541702837352258 2.9864e-08  
a 2.411176086678957 8.979e-09 au
q 2.039444385260071 7.4981e-08 au
i .8709337400577223 4.2499e-06 deg
node 182.5840315975349 0.00022149 deg
peri 105.7794915161398 0.00022205 deg
M 57.07553811681371 1.458e-05 deg
tp 2458783.684996163001
(2019-Oct-27.18499616)
5.5434e-05 TDB
period 1367.545606343151
3.74
7.639e-06
2.091e-08
d
yr
n .2632453340716354 1.4705e-09 deg/d
Q 2.782907788097843 1.0363e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1163  
   data-arc span      13524 days (37.03 yr)  
   first obs. used      1982-07-20  
   last obs. used      2019-07-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54387  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 01:13:47  

Additional Information
 Earth MOID = 1.02331 au 
 Jupiter MOID = 2.37249 au 
 T_jup = 3.503 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456669.5 (2014-Jan-12.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1534404175944293 2.9792e-08  
q 2.043008566719148 7.4682e-08 au
tp 2456045.721901902707
(2012-Apr-28.22190190)
5.8734e-05 TDB
node 182.7445176677401 0.00022212 deg
peri 105.4331091445308 0.00022268 deg
i .8688723830940658 4.2465e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1163  
   data-arc span      13524 days (37.03 yr)  
   first obs. used      1982-07-20  
   last obs. used      2019-07-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54387  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 01:13:47  

Additional Information
 Jupiter MOID = 2.37249 au 
 T_jup = 3.503 
Orbit Covariance (6×6)
  e q tp node peri i
e 8.875380701584999E-16 -2.214739507242901E-15 1.22870117700126E-13 5.294738799148115E-15 3.697747337152306E-14 -5.421550069046552E-17
q -2.214739507242901E-15 5.577348838787623E-15 -4.235544665981188E-13 -1.319054071709089E-14 -1.158505256702738E-13 1.329432352047219E-16
tp 1.22870117700126E-13 -4.235544665981188E-13 3.449714493120517E-9 -1.533640291365198E-11 9.343970997858693E-10 4.771024879081983E-13
node 5.294738799148115E-15 -1.319054071709089E-14 -1.533640291365198E-11 4.933594124695237E-8 -4.933389279625976E-8 1.822261777458627E-10
peri 3.697747337152306E-14 -1.158505256702738E-13 9.343970997858693E-10 -4.933389279625976E-8 4.958494788335096E-8 -1.820804706515019E-10
i -5.421550069046552E-17 1.329432352047219E-16 4.771024879081983E-13 1.822261777458627E-10 -1.820804706515019E-10 1.803266911546756E-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 15.4   n/a MPO474130  

27968 Bobylapointe           Discovered 1997 Oct. 3 by ODAS at Caussols.
Boby Lapointe (1922-1972) was a French singer famous for his songs full of word play, puns and alliterations. He was also a mathematician who invented in 1968 a hexadecimal counting system, called bi-bi-binary.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: MPC batch dated 2015-06-02Last Updated: 2015-06-04

Alternate Designations
 1997 TM1 = 2000 EL46 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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