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215893 (2005 GS42)
Classification: Main-belt Asteroid          SPK-ID: 2215893
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 .05761986664103032 4.9118e-08  
a 2.344372001765581 1.7805e-08 au
q 2.209289599666883 1.1069e-07 au
i 6.656640258408636 6.3705e-06 deg
node 172.6667617708618 4.7932e-05 deg
peri 317.179612190563 8.001e-05 deg
M 110.1470481009637 6.7252e-05 deg
tp 2458599.348354559730
(2019-Apr-25.84835456)
0.00024295 TDB
period 1311.107241168395
3.59
1.4937e-05
4.09e-08
d
yr
n .2745770816422198 3.1281e-09 deg/d
Q 2.479454403864279 1.8831e-08 au
  Orbit Determination Parameters
   # obs. used (total)      209  
   data-arc span      21764 days (59.59 yr)  
   first obs. used      1960-09-26  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62461  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 09:22:58  

Additional Information
 Earth MOID = 1.22796 au 
 Jupiter MOID = 2.52943 au 
 T_jup = 3.551 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457214.5 (2015-Jul-11.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0579819950748672 4.9361e-08  
q 2.208290650149062 1.114e-07 au
tp 2457290.591395585698
(2015-Sep-25.09139559)
0.00023464 TDB
node 172.6871856931948 4.7941e-05 deg
peri 317.8131092571237 7.9515e-05 deg
i 6.65559677702135 6.3697e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      209  
   data-arc span      21764 days (59.59 yr)  
   first obs. used      1960-09-26  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62461  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 09:22:58  

Additional Information
 Jupiter MOID = 2.52943 au 
 T_jup = 3.551 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.436522865398244E-15 -5.443162749133492E-15 3.162219031634073E-12 9.117620172982668E-16 8.096185135869735E-13 2.677091109084588E-15
q -5.443162749133492E-15 1.241092049259962E-14 -6.006525488284776E-12 -3.800571553416383E-15 -1.531026211014917E-12 -5.996292733378558E-15
tp 3.162219031634073E-12 -6.006525488284776E-12 5.505812473260174E-8 -6.488538823815408E-11 1.491059463511902E-8 2.973136978404698E-13
node 9.117620172982668E-16 -3.800571553416383E-15 -6.488538823815408E-11 2.298370764645737E-9 -2.299801082640098E-9 8.587473833425007E-11
peri 8.096185135869735E-13 -1.531026211014917E-12 1.491059463511902E-8 -2.299801082640098E-9 6.322702518885663E-9 -8.529127254607789E-11
i 2.677091109084588E-15 -5.996292733378558E-15 2.973136978404698E-13 8.587473833425007E-11 -8.529127254607789E-11 4.05730952045814E-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 17.1   n/a MPO422842  

215893 (2005 GS42)          Discovered 2005-Apr-05 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20090607/Numbers.arcLast Updated: 2009-06-08
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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