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136587 (1993 FM4)
Classification: Main-belt Asteroid          SPK-ID: 2136587
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 .1383857697123893 4.8418e-08  
a 2.375750738912868 1.2407e-08 au
q 2.046980644263633 1.1116e-07 au
i 1.700094297775802 4.6472e-06 deg
node 73.6341287677825 0.00016248 deg
peri 107.2187389368087 0.00016369 deg
M 151.9362982104972 1.8726e-05 deg
tp 2458436.006719495974
(2018-Nov-13.50671950)
6.8041e-05 TDB
period 1337.518311127376
3.66
1.0478e-05
2.869e-08
d
yr
n .2691551936186661 2.1085e-09 deg/d
Q 2.704520833562103 1.4124e-08 au
  Orbit Determination Parameters
   # obs. used (total)      378  
   data-arc span      9998 days (27.37 yr)  
   first obs. used      1993-03-17  
   last obs. used      2020-07-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58171  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 11:03:17  

Additional Information
 Earth MOID = 1.05065 au 
 Jupiter MOID = 2.25346 au 
 T_jup = 3.528 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457032.5 (2015-Jan-10.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .13779762285281 4.8474e-08  
q 2.049093564529259 1.1124e-07 au
tp 2457096.985712929065
(2015-Mar-15.48571293)
6.578e-05 TDB
node 73.65377231094855 0.00016232 deg
peri 107.0684875990976 0.00016354 deg
i 1.700952376145779 4.6485e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      378  
   data-arc span      9998 days (27.37 yr)  
   first obs. used      1993-03-17  
   last obs. used      2020-07-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58171  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 11:03:17  

Additional Information
 Jupiter MOID = 2.25346 au 
 T_jup = 3.528 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.349743615625713E-15 -5.371570229332447E-15 5.470017647930072E-13 -1.660660643284068E-14 1.526526373052999E-13 -1.950706738824071E-15
q -5.371570229332447E-15 1.237499528539047E-14 -1.169474985483786E-12 3.729415591215081E-14 -3.261231823940917E-13 4.506976879610403E-15
tp 5.470017647930072E-13 -1.169474985483786E-12 4.326962084411441E-9 -1.899367581911595E-11 1.332569751100832E-9 -3.738819485136341E-13
node -1.660660643284068E-14 3.729415591215081E-14 -1.899367581911595E-11 2.634858795591414E-8 -2.63421143255069E-8 -1.157890648193653E-10
peri 1.526526373052999E-13 -3.261231823940917E-13 1.332569751100832E-9 -2.63421143255069E-8 2.674644567933778E-8 1.156640504601567E-10
i -1.950706738824071E-15 4.506976879610403E-15 -3.738819485136341E-13 -1.157890648193653E-10 1.156640504601567E-10 2.160888163783121E-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 16.9   n/a MPO475188  

136587 (1993 FM4)          Discovered 1993-Mar-17 by UESAC at La Silla
Reference: 20061205/Numbers.arcLast Updated: 2006-12-13

Alternate Designations
 1993 FM4 = 2004 DX31 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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