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136762 (1996 GC21)
Classification: Main-belt Asteroid          SPK-ID: 2136762
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1196319615231997 5.0626e-08  
a 2.627265666426852 1.7633e-08 au
q 2.312960721309651 1.3328e-07 au
i 14.78732375626522 6.9767e-06 deg
node 208.9273317189857 2.1166e-05 deg
peri 81.31905477342602 3.6128e-05 deg
M 182.227723081431 2.9399e-05 deg
tp 2459768.596783865678
(2022-Jul-08.09678387)
0.00012899 TDB
period 1555.444116397888
4.26
1.5659e-05
4.287e-08
d
yr
n .2314451520339358 2.33e-09 deg/d
Q 2.941570611544053 1.9742e-08 au
  Orbit Determination Parameters
   # obs. used (total)      537  
   data-arc span      8686 days (23.78 yr)  
   first obs. used      1996-04-14  
   last obs. used      2020-01-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57269  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 07:42:30  

Additional Information
 Earth MOID = 1.35274 au 
 Jupiter MOID = 2.26027 au 
 T_jup = 3.345 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457394.5 (2016-Jan-07.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1210496961177265 5.059e-08  
q 2.307942190697389 1.3332e-07 au
tp 2456657.988595533816
(2013-Dec-31.48859553)
0.00012225 TDB
node 208.9628887021727 2.118e-05 deg
peri 81.19358431300998 3.5889e-05 deg
i 14.78453263717146 6.9779e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      537  
   data-arc span      8686 days (23.78 yr)  
   first obs. used      1996-04-14  
   last obs. used      2020-01-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57269  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 07:42:30  

Additional Information
 Jupiter MOID = 2.26027 au 
 T_jup = 3.345 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.559364944289614E-15 -6.699349529228975E-15 1.01016071002672E-12 -1.643573233718076E-14 1.673982562836104E-13 -6.273425721819616E-15
q -6.699349529228975E-15 1.777413425457348E-14 -2.570628579018741E-12 4.541279282293577E-14 -4.005996981344651E-13 1.672565234547484E-14
tp 1.01016071002672E-12 -2.570628579018741E-12 1.494413992660091E-8 -1.104732429474903E-11 3.557942626296794E-9 -2.767686453118286E-11
node -1.643573233718076E-14 4.541279282293577E-14 -1.104732429474903E-11 4.485936541212609E-10 -4.353382837637811E-10 -2.722836052871001E-11
peri 1.673982562836104E-13 -4.005996981344651E-13 3.557942626296794E-9 -4.353382837637811E-10 1.288031311472674E-9 1.994248627453396E-11
i -6.273425721819616E-15 1.672565234547484E-14 -2.767686453118286E-11 -2.722836052871001E-11 1.994248627453396E-11 4.869091027608235E-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 15.5   n/a MPO264230  

136762 (1996 GC21)          Discovered 1996-Apr-14 by Spacewatch at Kitt Peak
Reference: 20061205/Numbers.arcLast Updated: 2006-12-13

Alternate Designations
 1996 GC21 = 2000 FD63 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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