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357775 (2005 SH194)
Classification: Main-belt Asteroid          SPK-ID: 2357775
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ hide orbit diagram ]

For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09684367910653817 6.4025e-08  
a 3.088638406155523 4.3144e-08 au
q 2.789523299473668 1.9924e-07 au
i 10.08682330879319 7.1956e-06 deg
node 210.2535089039005 3.5922e-05 deg
peri 169.0733786122464 4.9017e-05 deg
M 261.3782014538173 3.595e-05 deg
tp 2459543.649577040848
(2021-Nov-25.14957704)		 0.00020403 TDB
period 1982.663575569864
5.43		 4.1543e-05
1.137e-07		 d
yr
n .1815739212823979 3.8045e-09 deg/d
Q 3.387753512837377 4.7322e-08 au
   Orbit Determination Parameters
   # obs. used (total)      171  
   data-arc span      4956 days (13.57 yr)  
   first obs. used      2005-09-29  
   last obs. used      2019-04-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59197  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 04:41:52  

Additional Information
 Earth MOID = 1.79301 au 
 Jupiter MOID = 2.06727 au 
 T_jup = 3.195 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457340.5 (2015-Nov-14.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09874408670646828 6.377e-08  
q 2.780429229894258 1.9774e-07 au
tp 2457570.086478852857
(2016-Jun-30.58647885)		 0.00018167 TDB
node 210.3097220950986 3.5872e-05 deg
peri 170.1306706458731 4.8586e-05 deg
i 10.09830770769909 7.2031e-06 deg
   Orbit Determination Parameters
   # obs. used (total)      171  
   data-arc span      4956 days (13.57 yr)  
   first obs. used      2005-09-29  
   last obs. used      2019-04-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59197  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 04:41:52  

Additional Information
 Jupiter MOID = 2.06727 au 
 T_jup = 3.195 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.06663640063587E-15 -1.236070276933033E-14 -5.186881209555476E-13 1.085001236144E-14 -1.269042534542757E-13 -1.782235806773071E-15
q -1.236070276933033E-14 3.910134381647016E-14 4.11774679876454E-12 -3.501044693983972E-14 8.070728074537149E-13 7.363742839775868E-15
tp -5.186881209555476E-13 4.11774679876454E-12 3.300405059418742E-8 -2.57292019530759E-11 5.998418027827997E-9 1.366569471841877E-11
node 1.085001236144E-14 -3.501044693983972E-14 -2.57292019530759E-11 1.286811752386233E-9 -1.27126481638716E-9 -3.777696811311156E-11
peri -1.269042534542757E-13 8.070728074537149E-13 5.998418027827997E-9 -1.27126481638716E-9 2.360634127914128E-9 3.969456969186638E-11
i -1.782235806773071E-15 7.363742839775868E-15 1.366569471841877E-11 -3.777696811311156E-11 3.969456969186638E-11 5.188401861821866E-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 16.1   n/a MPO437511  

357775 (2005 SH194)          Discovered 2005-Sep-29 by Spacewatch at Kitt Peak
Reference: 20130327/Numbers.arcLast Updated: 2013-03-29
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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