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8483 Kinwalaniihsia (1988 SY1)
Classification: Main-belt Asteroid          SPK-ID: 2008483
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 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08105087105809258 1.5421e-08  
a 2.389952898921921 7.2374e-09 au
q 2.196245134676485 3.8343e-08 au
i 7.415423823272637 3.7551e-07 deg
node 49.81174429440848 5.2376e-06 deg
peri 226.919299050389 1.6667e-05 deg
M 19.86667833250875 1.5611e-05 deg
tp 2459322.025911056135
(2021-Apr-17.52591106)
5.8453e-05 TDB
period 1349.529678341851
3.69
6.1301e-06
1.678e-08
d
yr
n .2667596020876898 1.2117e-09 deg/d
Q 2.583660663167356 7.824e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2053  
   data-arc span      14533 days (39.79 yr)  
   first obs. used      1981-10-25  
   last obs. used      2021-08-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .46216  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-24 19:36:54  

Additional Information
 Earth MOID = 1.18757 au 
 Jupiter MOID = 2.48463 au 
 T_jup = 3.517 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457211.5 (2015-Jul-08.0) TDB
Reference: JPL 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08146513628315044 1.5408e-08  
q 2.194278105256194 3.8243e-08 au
tp 2456622.215360282113
(2013-Nov-25.71536028)
5.695e-05 TDB
node 49.86933262755559 5.2406e-06 deg
peri 226.4454770474323 1.6635e-05 deg
i 7.415067040617619 3.7566e-07 deg
  Orbit Determination Parameters
   # obs. used (total)      2053  
   data-arc span      14533 days (39.79 yr)  
   first obs. used      1981-10-25  
   last obs. used      2021-08-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .46216  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-24 19:36:54  

Additional Information
 Jupiter MOID = 2.48463 au 
 T_jup = 3.517 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.374199132438037E-16 -5.802569654828649E-16 5.094815505842929E-13 2.621220369674236E-14 9.919112810471969E-14 2.133965659547481E-15
q -5.802569654828649E-16 1.462545993198587E-15 -1.216839430712039E-12 -6.048241789257293E-14 -2.341961552650731E-13 -4.950179219450989E-15
tp 5.094815505842929E-13 -1.216839430712039E-12 3.243291059282421E-9 -1.348793456060944E-10 9.160302853882844E-10 -5.985273013577132E-12
node 2.621220369674236E-14 -6.048241789257293E-14 -1.348793456060944E-10 2.746339038478395E-11 -5.741954005086484E-11 1.136672569242027E-12
peri 9.919112810471969E-14 -2.341961552650731E-13 9.160302853882844E-10 -5.741954005086484E-11 2.767137508393215E-10 -2.36970822886977E-12
i 2.133965659547481E-15 -4.950179219450989E-15 -5.985273013577132E-12 1.136672569242027E-12 -2.36970822886977E-12 1.411212412145417E-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 14.16   n/a MPO636194  
diameter diameter 3.761 km 0.148 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.314   0.053 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

8483 Kinwalaniihsia           Discovered 1988 Sept. 16 by S. J. Bus at Cerro Tololo.
Daryl Baldwin (b. 1962), whose traditional name Kinwalaniihsia means hawk in the Myaamia language, is director of the Myaamia Project at Miami University in Ohio. His efforts to revitalize language and culture in the Miami Tribe of Oklahoma include introducing earth and planetary science to native communities.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20120506/MPCPages.arcLast Updated: 2012-05-09

Alternate Designations
 1988 SY1 = 1981 UR25 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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