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4246 Telemann (1982 SY2)
Classification: Main-belt Asteroid          SPK-ID: 2004246
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 38 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1750101106496194 3.1147e-08  
a 2.215616553730234 6.4378e-09 au
q 1.827861255504777 6.7989e-08 au
i 3.07048895385625 3.5358e-06 deg
node 37.37139607396403 6.4862e-05 deg
peri 239.7980337792336 6.5804e-05 deg
M 217.2475317508555 1.1234e-05 deg
tp 2459478.162837427871
(2021-Sep-20.66283743)
3.775e-05 TDB
period 1204.592982405853
3.30
5.2502e-06
1.437e-08
d
yr
n .2988561325344899 1.3026e-09 deg/d
Q 2.603371851955691 7.5645e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2458  
   data-arc span      19050 days (52.16 yr)  
   first obs. used      1968-02-27  
   last obs. used      2020-04-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46131  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 02:05:22  

Additional Information
 Earth MOID = .81389 au 
 Jupiter MOID = 2.51789 au 
 T_jup = 3.632 
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Orbital Elements at Epoch 2456353.5 (2013-Mar-02.0) TDB
Reference: JPL 38 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1744195715304246 3.1032e-08  
q 1.830028183929299 6.764e-08 au
tp 2455863.319386882017
(2011-Oct-28.81938688)
3.9632e-05 TDB
node 37.47300534020219 6.4736e-05 deg
peri 239.4879952990448 6.5697e-05 deg
i 3.073607722051675 3.5377e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      2458  
   data-arc span      19050 days (52.16 yr)  
   first obs. used      1968-02-27  
   last obs. used      2020-04-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46131  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 02:05:22  

Additional Information
 Jupiter MOID = 2.51789 au 
 T_jup = 3.632 
Orbit Covariance (6×6)
  e q tp node peri i
e 9.629570383421482E-16 -2.092854654293758E-15 1.590165778009049E-13 6.284124601086645E-15 2.542486212603664E-14 -4.482407452415321E-16
q -2.092854654293758E-15 4.575135354134757E-15 -4.126780486722629E-13 -1.235933817423304E-14 -7.283004087891114E-14 9.41120825188521E-16
tp 1.590165778009049E-13 -4.126780486722629E-13 1.570657365834971E-9 1.513731725309256E-12 4.536857953784202E-10 -6.836590740910781E-13
node 6.284124601086645E-15 -1.235933817423304E-14 1.513731725309256E-12 4.190711262181021E-9 -4.183890103431365E-9 -3.530961434594462E-11
peri 2.542486212603664E-14 -7.283004087891114E-14 4.536857953784202E-10 -4.183890103431365E-9 4.316090526842869E-9 3.507223571440089E-11
i -4.482407452415321E-16 9.41120825188521E-16 -6.836590740910781E-13 -3.530961434594462E-11 3.507223571440089E-11 1.251545088421752E-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 13.6   n/a MPO347556  
diameter diameter 4.808 km 0.329 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 8.960 h n/a LCDB (Rev. 2019-August); 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:
[Childers, D.; Church, A. (2007) Minor Planet Bull. 34, 124-125.]
geometric albedo albedo 0.304   0.054 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

4246 Telemann (1982 SY2)          Discovered 1982-Sep-24 by Borngen, F. at Tautenburg
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1982 SY2 = 1968 DS = 1969 VM = 1978 JN 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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