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19229 (1993 SD5)
Classification: Main-belt Asteroid          SPK-ID: 2019229
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 43 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1137963252665695 1.8276e-08  
a 2.209993366835322 5.3385e-09 au
q 1.958504242825968 4.1241e-08 au
i 6.317888134784467 6.3326e-07 deg
node 353.5695954132831 3.4793e-06 deg
peri .5455306878053822 4.9174e-06 deg
M 103.8472851712903 5.3403e-06 deg
tp 2458854.339484578710
(2020-Jan-05.83948458)
1.7419e-05 TDB
period 1200.010046927217
3.29
4.3482e-06
1.19e-08
d
yr
n .2999974882892248 1.087e-09 deg/d
Q 2.461482490844675 5.946e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2323  
   data-arc span      10588 days (28.99 yr)  
   first obs. used      1992-03-25  
   last obs. used      2021-03-21  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .45205  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 02:52:17  

Additional Information
 Earth MOID = .951639 au 
 Jupiter MOID = 2.94238 au 
 T_jup = 3.642 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457162.5 (2015-May-20.0) TDB
Reference: JPL 43 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1144291458154511 1.8275e-08  
q 1.956651819404087 4.1255e-08 au
tp 2457654.808274792491
(2016-Sep-23.30827479)
1.6653e-05 TDB
node 353.6375547790528 3.4773e-06 deg
peri .5544159201757622 4.8972e-06 deg
i 6.320731994250081 6.3354e-07 deg
  Orbit Determination Parameters
   # obs. used (total)      2323  
   data-arc span      10588 days (28.99 yr)  
   first obs. used      1992-03-25  
   last obs. used      2021-03-21  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .45205  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 02:52:17  

Additional Information
 Jupiter MOID = 2.94238 au 
 T_jup = 3.642 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.339612473898303E-16 -7.490301408776704E-16 -1.579755146530308E-13 -1.025723260372473E-14 -2.007532761243698E-14 1.010707785317868E-15
q -7.490301408776704E-16 1.702007594869447E-15 3.511987472551191E-13 2.268725666418622E-14 4.242081581146489E-14 -2.394430966221054E-15
tp -1.579755146530308E-13 3.511987472551191E-13 2.773181920035312E-10 7.93152859206296E-12 6.051347741281838E-11 -3.906272170078342E-12
node -1.025723260372473E-14 2.268725666418622E-14 7.93152859206296E-12 1.20919538311822E-11 -9.132743881130452E-12 5.148401880051848E-13
peri -2.007532761243698E-14 4.242081581146489E-14 6.051347741281838E-11 -9.132743881130452E-12 2.39821263990502E-11 -1.548324797969068E-12
i 1.010707785317868E-15 -2.394430966221054E-15 -3.906272170078342E-12 5.148401880051848E-13 -1.548324797969068E-12 4.013685190110012E-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 14.23   n/a MPCxxxxx  
rotation period rot_per 3.09474 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.]

19229 (1993 SD5)          Discovered 1993-Sep-19 by Elst, E. W. at Caussols
Reference: 20001211/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1993 SD5 = 1999 LU16 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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