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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 39 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09025904051685253 3.1479e-08  
a 3.152816390994829 1.2855e-08 au
q 2.86824620861783 9.9772e-08 au
i 7.696352647338529 3.7097e-06 deg
node 266.9179656331244 2.9054e-05 deg
peri 347.5158462191152 3.7149e-05 deg
M 42.62691900669106 2.2924e-05 deg
tp 2458758.381547511422
(2019-Oct-01.88154751)
0.00013028 TDB
period 2044.77933022104
5.60
1.2505e-05
3.424e-08
d
yr
n .1760581177046054 1.0767e-09 deg/d
Q 3.437386573371828 1.4015e-08 au
  Orbit Determination Parameters
   # obs. used (total)      4249  
   data-arc span      42359 days (115.97 yr)  
   first obs. used      1904-11-17  
   last obs. used      2020-11-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .37385  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 01:54:24  

Additional Information
 Earth MOID = 1.85395 au 
 Jupiter MOID = 1.63236 au 
 T_jup = 3.187 
[ show covariance matrix ]

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 9.6   n/a MPO358629  
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

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Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1903-Mar-21 17:19 00:02 Jupiter 1.9892085243099 1.98920773495724 1.9892093136637 3.69202875174594 3.57483687494705 2416195.221640323 2.19837386850322 106.468388546407 18.8988897692331 -77.7526922314737 2854803.88481548 T 39 CATAB v2.0f-lin.ifort 2020-Dec-18 01:54:34 2020-Dec-18 01:54
1977-Nov-15 19:34 < 00:01 Jupiter 1.76117913011309 1.76117866526758 1.7611795949586 3.31975405489371 3.17157465953767 2443463.315458382 0.728551969953111 61.7239885345691 19.3908650710795 85.1386110957928 3654410.32618864 T 39 CATAB v2.0f-lin.ifort 2020-Dec-18 01:54:34 2020-Dec-18 01:54
1988-Jun-12 18:02 < 00:01 Jupiter 1.68140161417583 1.68140125371593 1.68140197463582 2.69496305850319 2.50106103814253 2447325.251577373 0.546673971481832 52.8027456668329 14.0013948245177 -79.3932284258316 3349318.9288899 T 39 CATAB v2.0f-lin.ifort 2020-Dec-18 01:54:34 2020-Dec-18 01:54
1998-Dec-01 20:46 < 00:01 Jupiter 1.87436981499599 1.87436939681984 1.87437023317224 2.83208414552859 2.66775301700026 2451149.365543791 0.358755071722363 42.3072574126249 10.5996326043747 -74.6324526441123 3643777.18651355 T 39 CATAB v2.0f-lin.ifort 2020-Dec-18 01:54:34 2020-Dec-18 01:54
2073-Jun-29 12:22 00:01 Jupiter 1.91955953973995 1.91955890393639 1.91956017554351 3.53123289507635 3.40398122548696 2478388.015450812 1.07912632966545 60.2144341526722 29.3335623701246 -88.3687596846686 3506732.31717033 T 39 CATAB v2.0f-lin.ifort 2020-Dec-18 01:54:34 2020-Dec-18 01:54
2084-Feb-04 20:46 00:01 Jupiter 1.68013126369355 1.68013093525146 1.68013159213563 3.08192616707872 2.91375831901961 2482260.365560149 1.30536958762024 98.6814303849785 13.41440754901 -89.5364379722992 3635274.9711289 T 39 CATAB v2.0f-lin.ifort 2020-Dec-18 01:54:34 2020-Dec-18 01:54
2094-Aug-19 04:33 00:02 Jupiter 1.75525860754876 1.75525792841229 1.75525928668602 2.60831678381542 2.41623484708574 2486108.689763402 1.67075615160824 79.8488573559022 13.5762591181065 -68.30915075156 3522798.15577048 T 39 CATAB v2.0f-lin.ifort 2020-Dec-18 01:54:34 2020-Dec-18 01:54
2179-Sep-21 23:19 00:03 Jupiter 1.77357724775242 1.77357605769432 1.77357843781344 3.30146906465461 3.15349660075811 2517187.471280726 3.05453687612539 144.787967221747 26.8623072444175 70.2565389800006 3615671.42434004 T 39 CATAB v2.0f-lin.ifort 2020-Dec-18 01:54:34 2020-Dec-18 01:54
2190-Apr-27 06:58 00:03 Jupiter 1.66985799293729 1.66985743777485 1.66985854810733 2.89349296667632 2.71252964220369 2521057.790391560 3.4094054449176 223.254586837222 12.5983820269838 -81.7692263085154 3579131.30217061 T 39 CATAB v2.0f-lin.ifort 2020-Dec-18 01:54:34 2020-Dec-18 01:54
2200-Oct-26 17:54 00:04 Jupiter 1.86441557991096 1.86441410575571 1.8644170540715 2.85470287089366 2.69085648383067 2524892.246086823 3.89106481556683 183.299447714785 10.5934512995578 -73.5667791814238 3261804.06032184 T 39 CATAB v2.0f-lin.ifort 2020-Dec-18 01:54:34 2020-Dec-18 01:54

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