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117788 (2005 GU123)
Classification: Main-belt Asteroid          SPK-ID: 2117788
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 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .238748472944019 3.9785e-08  
a 3.111897860628257 2.5223e-08 au
q 2.368936998445501 1.2786e-07 au
i 17.2860758736154 4.8884e-06 deg
node 100.7092314219283 1.7728e-05 deg
peri 202.22324831418 2.0915e-05 deg
M 211.1329472974995 1.3546e-05 deg
tp 2459829.648877989953
(2022-Sep-07.14887799)
7.9632e-05 TDB
period 2005.101804983672
5.49
2.4378e-05
6.674e-08
d
yr
n .1795420058498883 2.1829e-09 deg/d
Q 3.854858722811013 3.1245e-08 au
  Orbit Determination Parameters
   # obs. used (total)      796  
   data-arc span      7255 days (19.86 yr)  
   first obs. used      2000-06-07  
   last obs. used      2020-04-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51215  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 20:14:57  

Additional Information
 Earth MOID = 1.36166 au 
 Jupiter MOID = 1.40883 au 
 T_jup = 3.106 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457442.5 (2016-Feb-24.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2378671994451826 3.9811e-08  
q 2.371798146094237 1.2769e-07 au
tp 2457823.123842366389
(2017-Mar-10.62384237)
7.1775e-05 TDB
node 100.7309945774258 1.7732e-05 deg
peri 202.0324653482089 2.0935e-05 deg
i 17.28174718205771 4.8873e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      796  
   data-arc span      7255 days (19.86 yr)  
   first obs. used      2000-06-07  
   last obs. used      2020-04-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51215  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 20:14:57  

Additional Information
 Jupiter MOID = 1.40883 au 
 T_jup = 3.106 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.584881836009886E-15 -5.027036091480491E-15 -2.574746540663653E-13 -9.686139888499962E-15 -4.596780688727116E-15 -9.652787246132089E-16
q -5.027036091480491E-15 1.63054468896996E-14 1.059442301146603E-12 -2.365087463080041E-15 5.689297653099638E-14 8.141686905043885E-15
tp -2.574746540663653E-13 1.059442301146603E-12 5.15166947706792E-9 2.037918797374315E-11 8.376764586387129E-10 6.343542232831645E-12
node -9.686139888499962E-15 -2.365087463080041E-15 2.037918797374315E-11 3.144189332431947E-10 -2.970524440347568E-10 -7.611451144441064E-12
peri -4.596780688727116E-15 5.689297653099638E-14 8.376764586387129E-10 -2.970524440347568E-10 4.382921072797355E-10 8.36321222664269E-12
i -9.652787246132089E-16 8.141686905043885E-15 6.343542232831645E-12 -7.611451144441064E-12 8.36321222664269E-12 2.388569056810359E-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 14.1   n/a MPO385516  
diameter diameter 4.265 km 0.639 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.203   0.092 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

117788 (2005 GU123)          Discovered 2005-Apr-08 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 2005 GU123 = 2004 CN62 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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