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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1415915070743188 4.4665e-08  
a 3.126399049264104 2.088e-08 au
q 2.683727496163082 1.3502e-07 au
i 5.739661829497077 5.1784e-06 deg
node 161.2211449261161 4.8516e-05 deg
peri 153.186231225737 5.1945e-05 deg
M 139.6236469456723 1.7977e-05 deg
tp 2458217.392256124095
(2018-Apr-08.89225612)
0.00010026 TDB
period 2019.133534773095
5.53
2.0227e-05
5.538e-08
d
yr
n .1782942999064477 1.7861e-09 deg/d
Q 3.569070602365125 2.3836e-08 au
  Orbit Determination Parameters
   # obs. used (total)      954  
   data-arc span      15688 days (42.95 yr)  
   first obs. used      1977-02-12  
   last obs. used      2020-01-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57971  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 21:13:11  

Additional Information
 Earth MOID = 1.67166 au 
 Jupiter MOID = 1.74382 au 
 T_jup = 3.191 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456825.5 (2014-Jun-17.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1453936704939661 4.585e-08  
q 2.667957367768618 1.3951e-07 au
tp 2456185.229089130790
(2012-Sep-14.72908913)
9.4433e-05 TDB
node 161.3579238031696 4.8669e-05 deg
peri 150.8619494255246 5.1692e-05 deg
i 5.727788282049192 5.178e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      954  
   data-arc span      15688 days (42.95 yr)  
   first obs. used      1977-02-12  
   last obs. used      2020-01-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57971  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 21:13:11  

Additional Information
 Jupiter MOID = 1.74382 au 
 T_jup = 3.191 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.102185658020591E-15 -6.351753883295238E-15 2.932213521308278E-14 1.26040291182444E-15 -6.641961417616174E-15 -6.139721958652524E-16
q -6.351753883295238E-15 1.946419171835839E-14 -2.324685331727774E-13 5.327457484774911E-16 6.51078877842281E-15 2.233629264344065E-15
tp 2.932213521308278E-14 -2.324685331727774E-13 8.917604523812864E-9 2.079108795302772E-11 1.666254279626983E-9 2.508416630458059E-12
node 1.26040291182444E-15 5.327457484774911E-16 2.079108795302772E-11 2.368719233465829E-9 -2.353671607532046E-9 7.933490512395698E-12
peri -6.641961417616174E-15 6.51078877842281E-15 1.666254279626983E-9 -2.353671607532046E-9 2.672108390192094E-9 -7.505816602256539E-12
i -6.139721958652524E-16 2.233629264344065E-15 2.508416630458059E-12 7.933490512395698E-12 -7.505816602256539E-12 2.681137634737476E-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 14.5   n/a MPO502285  

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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