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552 Sigelinde (A904 XB)
Classification: Main-belt Asteroid          SPK-ID: 2000552
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 40 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09005177472585285 3.1082e-08  
a 3.149623953115956 1.2559e-08 au
q 2.865994726418807 9.7909e-08 au
i 7.693989352273795 3.6398e-06 deg
node 266.8915790350909 2.9076e-05 deg
peri 346.9029011953753 3.725e-05 deg
M 78.48006845500161 2.3033e-05 deg
tp 2458755.414592049237
(2019-Sep-28.91459205)		 0.00013073 TDB
period 2041.674402388508
5.59		 1.2212e-05
3.343e-08		 d
yr
n .1763258625267791 1.0547e-09 deg/d
Q 3.433253179813104 1.369e-08 au
   Orbit Determination Parameters
   # obs. used (total)      4387  
   data-arc span      42427 days (116.16 yr)  
   first obs. used      1904-11-17  
   last obs. used      2021-01-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .36911  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 00:47:39  

Additional Information
 Earth MOID = 1.85019 au 
 Jupiter MOID = 1.63451 au 
 T_jup = 3.188 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456635.5 (2013-Dec-09.0) TDB
Reference: JPL 40 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0876660123582276 3.1378e-08  
q 2.87472817139569 9.8626e-08 au
tp 2456722.205496342188
(2014-Mar-05.70549634)		 0.00013464 TDB
node 266.961814181611 2.9042e-05 deg
peri 348.7583155920214 3.7449e-05 deg
i 7.696331919229107 3.6392e-06 deg
   Orbit Determination Parameters
   # obs. used (total)      4387  
   data-arc span      42427 days (116.16 yr)  
   first obs. used      1904-11-17  
   last obs. used      2021-01-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .36911  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 00:47:39  

Additional Information
 Jupiter MOID = 1.63451 au 
 T_jup = 3.188 
Orbit Covariance (6×6)
  e q tp node peri i
e 9.845551888642141E-16 -3.074242368836513E-15 6.081607262945785E-13 4.473301683316637E-16 8.788027434358531E-14 -3.406768894885623E-16
q -3.074242368836513E-15 9.727124357947708E-15 -2.205383179883954E-12 9.217866454742712E-16 -3.322124833859462E-13 1.979537248205865E-15
tp 6.081607262945785E-13 -2.205383179883954E-12 1.812872435007283E-8 9.168350861275409E-13 3.207074433725895E-9 -5.147771392856099E-12
node 4.473301683316637E-16 9.217866454742712E-16 9.168350861275409E-13 8.434633052554959E-10 -8.352651189460097E-10 2.077591471605619E-11
peri 8.788027434358531E-14 -3.322124833859462E-13 3.207074433725895E-9 -8.352651189460097E-10 1.402418183193058E-9 -2.142019460138824E-11
i -3.406768894885623E-16 1.979537248205865E-15 -5.147771392856099E-12 2.077591471605619E-11 -2.142019460138824E-11 1.32437293457797E-11

[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 9.67   n/a E2021B10  
diameter diameter 88.697 km 0.966 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
rotation period rot_per 17.156 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Oey, J. (2009) Minor Planet Bull. 36, 4-6.]
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.]
geometric albedo albedo 0.036   0.005 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

552 Sigelinde (A904 XB)          Discovered 1904-Dec-14 by Wolf, M. at Heidelberg
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 A904 XB = 1941 MG 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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