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5546 Salavat (1979 YS)
Classification: Main-belt Asteroid          SPK-ID: 2005546
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 39 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1147639717379227 2.3439e-08  
a 2.620731558649329 1.1605e-08 au
q 2.319965996119815 6.0585e-08 au
i 12.19280851427638 9.1852e-07 deg
node 287.1768197556129 2.6397e-06 deg
peri 241.987809324876 9.9943e-06 deg
M 223.8985199874354 1.1497e-05 deg
tp 2459982.358292770696
(2023-Feb-06.85829277)
5.1716e-05 TDB
period 1549.645054396028
4.24
1.0293e-05
2.818e-08
d
yr
n .2323112631365184 1.5431e-09 deg/d
Q 2.921497121178843 1.2937e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2910  
   data-arc span      16545 days (45.30 yr)  
   first obs. used      1976-03-07  
   last obs. used      2021-06-24  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .37389  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 14:47:11  

Additional Information
 Earth MOID = 1.35689 au 
 Jupiter MOID = 2.19514 au 
 T_jup = 3.364 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457491.5 (2016-Apr-13.0) TDB
Reference: JPL 39 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1126823113143176 2.3374e-08  
q 2.327170087690789 6.0349e-08 au
tp 2456878.244822641462
(2014-Aug-08.74482264)
4.3798e-05 TDB
node 287.2265575020459 2.64e-06 deg
peri 241.5614870720296 1.0207e-05 deg
i 12.18816973623351 9.1908e-07 deg
  Orbit Determination Parameters
   # obs. used (total)      2910  
   data-arc span      16545 days (45.30 yr)  
   first obs. used      1976-03-07  
   last obs. used      2021-06-24  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .37389  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 14:47:11  

Additional Information
 Jupiter MOID = 2.19514 au 
 T_jup = 3.364 
Orbit Covariance (6×6)
  e q tp node peri i
e 5.463628815058275E-16 -1.390380053162325E-15 2.854872974896738E-13 1.493740163907688E-15 1.308899616956989E-14 -2.030578518164888E-15
q -1.390380053162325E-15 3.641962332555201E-15 -6.392527959136605E-13 -3.585467867293075E-15 -7.19291718950204E-15 5.003607374983628E-15
tp 2.854872974896738E-13 -6.392527959136605E-13 1.918291455259575E-9 2.730578968864279E-11 4.176660748821717E-10 -1.204816877173656E-11
node 1.493740163907688E-15 -3.585467867293075E-15 2.730578968864279E-11 6.969639552920413E-12 -9.259644820741191E-13 -2.168643049328168E-12
peri 1.308899616956989E-14 -7.19291718950204E-15 4.176660748821717E-10 -9.259644820741191E-13 1.041787535206283E-10 -4.741695480119286E-13
i -2.030578518164888E-15 5.003607374983628E-15 -1.204816877173656E-11 -2.168643049328168E-12 -4.741695480119286E-13 8.447012661125462E-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 12.65   n/a E2021B10  
diameter diameter 8.390 km 0.064 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 5.28235 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.]
geometric albedo albedo 0.302   0.053 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  

5546 Salavat (1979 YS)          Discovered 1979-Dec-18 by Debehogne, H. at La Silla
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1979 YS = 1976 EE = 1990 OO4 = 1991 RK29 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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