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15210 (1979 MU2)
Classification: Main-belt Asteroid          SPK-ID: 2015210
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1416121041851172 4.4253e-08  
a 3.126526430580907 1.9574e-08 au
q 2.683772443955961 1.3441e-07 au
i 5.740274879623107 4.986e-06 deg
node 161.2147135321554 4.4187e-05 deg
peri 153.2552316979271 4.6931e-05 deg
M 175.1991965074365 1.6644e-05 deg
tp 2458217.799464285399
(2018-Apr-09.29946429)
9.0959e-05 TDB
period 2019.256936730529
5.53
1.8963e-05
5.192e-08
d
yr
n .1782834038856355 1.6743e-09 deg/d
Q 3.569280417205853 2.2346e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1004  
   data-arc span      16046 days (43.93 yr)  
   first obs. used      1977-02-12  
   last obs. used      2021-01-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57362  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 02:22:44  

Additional Information
 Earth MOID = 1.66973 au 
 Jupiter MOID = 1.74356 au 
 T_jup = 3.191 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457221.5 (2015-Jul-18.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1433405601944144 4.4959e-08  
q 2.680143614949177 1.3703e-07 au
tp 2458207.163234687870
(2018-Mar-29.66323469)
8.9051e-05 TDB
node 161.2791758701451 4.4182e-05 deg
peri 151.4904108486757 4.676e-05 deg
i 5.734937086056585 4.9935e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1004  
   data-arc span      16046 days (43.93 yr)  
   first obs. used      1977-02-12  
   last obs. used      2021-01-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57362  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 02:22:44  

Additional Information
 Jupiter MOID = 1.74356 au 
 T_jup = 3.191 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.02127825764416E-15 -6.117877723063834E-15 5.665349232006586E-13 9.74699096030681E-15 5.060645033783157E-14 6.024810263693218E-17
q -6.117877723063834E-15 1.877820142621167E-14 -1.302124430587047E-12 -3.426090049621205E-14 -1.022633039840451E-13 -5.789226996775422E-16
tp 5.665349232006586E-13 -1.302124430587047E-12 7.930062709485155E-9 6.502366935934295E-12 1.376518569194564E-9 1.626962630122002E-12
node 9.74699096030681E-15 -3.426090049621205E-14 6.502366935934295E-12 1.952020077001609E-9 -1.941359468272565E-9 -1.878386588930672E-11
peri 5.060645033783157E-14 -1.022633039840451E-13 1.376518569194564E-9 -1.941359468272565E-9 2.186537441691432E-9 1.89803040450451E-11
i 6.024810263693218E-17 -5.789226996775422E-16 1.626962630122002E-12 -1.878386588930672E-11 1.89803040450451E-11 2.493477744065749E-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 14.46   n/a E2021B10  

15210 (1979 MU2)          Discovered 1979-Jun-25 by Helin, E. F., Bus, S. J. at Siding Spring
Reference: 20000621/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1979 MU2 = 1996 TS6 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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