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6726 Suthers (1991 PS)
Classification: Main-belt Asteroid          SPK-ID: 2006726
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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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 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 38 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09405212319182968 1.7719e-08  
a 2.286884666017591 5.7649e-09 au
q 2.071798307683799 4.0728e-08 au
i 4.303162311520729 4.687e-07 deg
node 277.6359056389109 8.065e-06 deg
peri 146.8245799747913 1.506e-05 deg
M 133.5920599839744 1.3083e-05 deg
tp 2458927.748180467090
(2020-Mar-19.24818047)
4.5602e-05 TDB
period 1263.178777631626
3.46
4.7764e-06
1.308e-08
d
yr
n .2849952883747583 1.0776e-09 deg/d
Q 2.501971024351384 6.3071e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2434  
   data-arc span      24773 days (67.82 yr)  
   first obs. used      1953-09-07  
   last obs. used      2021-07-05  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .45814  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 11:55:34  

Additional Information
 Earth MOID = 1.08662 au 
 Jupiter MOID = 2.72479 au 
 T_jup = 3.592 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457461.5 (2016-Mar-14.0) TDB
Reference: JPL 38 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09344044236318565 1.7651e-08  
q 2.073600097843672 4.0525e-08 au
tp 2457662.082899558891
(2016-Sep-30.58289956)
4.5458e-05 TDB
node 277.7183162885977 8.076e-06 deg
peri 146.1988451076527 1.5152e-05 deg
i 4.299217591821415 4.6851e-07 deg
  Orbit Determination Parameters
   # obs. used (total)      2434  
   data-arc span      24773 days (67.82 yr)  
   first obs. used      1953-09-07  
   last obs. used      2021-07-05  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .45814  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 11:55:34  

Additional Information
 Jupiter MOID = 2.72479 au 
 T_jup = 3.592 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.1154106604147E-16 -7.093523510055718E-16 -3.53909569208243E-14 2.730318111550909E-15 1.227603911639941E-14 2.043376477945257E-16
q -7.093523510055718E-16 1.642270436204402E-15 9.416698924005529E-14 -6.915823337547318E-15 -2.572446033201953E-14 -4.589172557100985E-16
tp -3.53909569208243E-14 9.416698924005529E-14 2.066471721515166E-9 -3.836890792767558E-11 5.771825449899592E-10 4.469655352077629E-13
node 2.730318111550909E-15 -6.915823337547318E-15 -3.836890792767558E-11 6.522161614650648E-11 -7.57643155624993E-11 1.672458997722092E-12
peri 1.227603911639941E-14 -2.572446033201953E-14 5.771825449899592E-10 -7.57643155624993E-11 2.295793058548988E-10 -1.535600204834583E-12
i 2.043376477945257E-16 -4.589172557100985E-16 4.469655352077629E-13 1.672458997722092E-12 -1.535600204834583E-12 2.194991653207643E-13

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.01   n/a MPO636167  
diameter diameter 3.455 km 0.404 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
geometric albedo albedo 0.207   0.050 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  

6726 Suthers           Discovered 1991 Aug. 5 by H. E. Holt at Palomar.
Paul Graham Sutherland (b. 1952) is an amateur astronomer who has been closely involved with the Society for Popular Astronomy. As a news journalist, he has been responsible for bringing many astronomical stories to a wider public, and now runs the Spacestories.com website.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20121029/MPCPages.arcLast Updated: 2013-03-29

Alternate Designations
 1991 PS = 1986 AG2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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