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15859 (1996 GO18)
Classification: Main-belt Asteroid          SPK-ID: 2015859
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 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1326112144389697 3.0099e-08  
a 2.266650000146376 6.9612e-09 au
q 1.966066790918874 7.0035e-08 au
i 4.574175409188619 3.8701e-06 deg
node 201.1654964765786 3.8404e-05 deg
peri 135.4601115700415 4.1071e-05 deg
M 272.8367510095077 1.4694e-05 deg
tp 2459302.290825636237
(2021-Mar-28.79082564)
5.1263e-05 TDB
period 1246.45075174855
3.41
5.742e-06
1.572e-08
d
yr
n .2888200753178445 1.3305e-09 deg/d
Q 2.567233209373877 7.8843e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1636  
   data-arc span      10917 days (29.89 yr)  
   first obs. used      1990-09-21  
   last obs. used      2020-08-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5018  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 02:30:57  

Additional Information
 Earth MOID = .960046 au 
 Jupiter MOID = 2.78682 au 
 T_jup = 3.600 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456996.5 (2014-Dec-05.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1324717854494634 3.005e-08  
q 1.966305020429614 6.9901e-08 au
tp 2456807.370129045300
(2014-May-29.87012905)
4.9114e-05 TDB
node 201.2267497392569 3.8462e-05 deg
peri 134.9734458211117 4.1116e-05 deg
i 4.569622653927814 3.8677e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1636  
   data-arc span      10917 days (29.89 yr)  
   first obs. used      1990-09-21  
   last obs. used      2020-08-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5018  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 02:30:57  

Additional Information
 Jupiter MOID = 2.78682 au 
 T_jup = 3.600 
Orbit Covariance (6×6)
  e q tp node peri i
e 9.029732248942808E-16 -2.093052315470785E-15 3.581086869836838E-13 2.071519260471566E-15 1.18568319433734E-13 -1.589636704528894E-16
q -2.093052315470785E-15 4.886113739946225E-15 -7.877689373800768E-13 -5.271036922421853E-15 -2.60999790583215E-13 5.183887586625388E-16
tp 3.581086869836838E-13 -7.877689373800768E-13 2.412137225915684E-9 -4.673430843653213E-12 7.207401755995865E-10 1.337175556762052E-12
node 2.071519260471566E-15 -5.271036922421853E-15 -4.673430843653213E-12 1.479336296837724E-9 -1.475531793749016E-9 2.876672629212528E-11
peri 1.18568319433734E-13 -2.60999790583215E-13 7.207401755995865E-10 -1.475531793749016E-9 1.690538461366009E-9 -2.827021104764254E-11
i -1.589636704528894E-16 5.183887586625388E-16 1.337175556762052E-12 2.876672629212528E-11 -2.827021104764254E-11 1.495928518666381E-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 15.0   n/a MPO319282  

15859 (1996 GO18)          Discovered 1996-Apr-15 by Elst, E. W. at La Silla
Reference: 20000726/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1996 GO18 = 1990 SZ12 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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