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JPL Small-Body Database Browser
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212387 (2006 HM88)
Classification: Main-belt Asteroid          SPK-ID: 2212387
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1178160363352859 5.2279e-08  
a 2.21630723099379 1.174e-08 au
q 1.955190697736869 1.1941e-07 au
i 5.859919910233691 5.692e-06 deg
node 232.63427171 4.4155e-05 deg
peri 1.32482757240228 4.907e-05 deg
M 329.8678311594672 1.9904e-05 deg
tp 2458701.372146734644
(2019-Aug-05.87214673)		 6.6659e-05 TDB
period 1205.156290496537
3.30		 9.5757e-06
2.622e-08		 d
yr
n .2987164427044364 2.3735e-09 deg/d
Q 2.477423764250712 1.3123e-08 au
   Orbit Determination Parameters
   # obs. used (total)      238  
   data-arc span      6788 days (18.58 yr)  
   first obs. used      2000-10-02  
   last obs. used      2019-05-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5252  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 08:20:16  

Additional Information
 Earth MOID = .943912 au 
 Jupiter MOID = 2.51653 au 
 T_jup = 3.637 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457184.5 (2015-Jun-11.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1179890839567054 5.2239e-08  
q 1.955287875924874 1.1941e-07 au
tp 2457495.105877373171
(2016-Apr-16.60587737)		 6.6887e-05 TDB
node 232.67534323664 4.4173e-05 deg
peri 1.024095014544501 4.9075e-05 deg
i 5.858107823792897 5.6909e-06 deg
   Orbit Determination Parameters
   # obs. used (total)      238  
   data-arc span      6788 days (18.58 yr)  
   first obs. used      2000-10-02  
   last obs. used      2019-05-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5252  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 08:20:16  

Additional Information
 Jupiter MOID = 2.51653 au 
 T_jup = 3.637 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.728963842883041E-15 -6.216622047585205E-15 2.442576948347999E-13 2.293925094744109E-14 8.108259539729053E-14 -5.732209695267189E-15
q -6.216622047585205E-15 1.425937306633853E-14 -6.070371992252447E-13 -5.173563065126522E-14 -2.091934128459301E-13 1.327520363856646E-14
tp 2.442576948347999E-13 -6.070371992252447E-13 4.473860021100059E-9 2.749197347262658E-11 1.443216733278206E-9 -7.379080133013494E-13
node 2.293925094744109E-14 -5.173563065126522E-14 2.749197347262658E-11 1.951219472046971E-9 -1.931158703389245E-9 1.829454035763151E-11
peri 8.108259539729053E-14 -2.091934128459301E-13 1.443216733278206E-9 -1.931158703389245E-9 2.408353697998089E-9 -1.861426402957922E-11
i -5.732209695267189E-15 1.327520363856646E-14 -7.379080133013494E-13 1.829454035763151E-11 -1.861426402957922E-11 3.23867362304456E-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 17.2   n/a MPO427250  

212387 (2006 HM88)          Discovered 2006-Apr-30 by Spacewatch at Kitt Peak
Reference: 20090409/Numbers.arcLast Updated: 2009-04-10

Alternate Designations
 2006 HM88 = 2004 VU85 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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