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229 Adelinda (A882 QB)
Classification: Outer Main-belt Asteroid          SPK-ID: 2000229
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 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 93 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1386907868600099 1.0587e-08  
a 3.428283948828673 1.4812e-08 au
q 2.952812550386083 3.4442e-08 au
i 2.076483475016558 7.2772e-07 deg
node 27.84329851565963 2.0931e-05 deg
peri 309.5469444617901 2.2421e-05 deg
M 359.4281550852145 7.2342e-06 deg
tp 2459400.182895257133
(2021-Jul-04.68289526)
4.6595e-05 TDB
period 2318.534725564614
6.35
1.5026e-05
4.114e-08
d
yr
n .1552704801142593 1.0063e-09 deg/d
Q 3.903755347271264 1.6866e-08 au
  Orbit Determination Parameters
   # obs. used (total)      3404  
   data-arc span      49831 days (136.43 yr)  
   first obs. used      1885-01-19  
   last obs. used      2021-06-26  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .4425  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 10:43:42  

Additional Information
 Earth MOID = 1.9434 au 
 Jupiter MOID = 1.47957 au 
 T_jup = 3.124 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456311.5 (2013-Jan-19.0) TDB
Reference: JPL 93 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1397509335944664 1.0214e-08  
q 2.943893144487866 3.3488e-08 au
tp 2457100.959456566148
(2015-Mar-19.45945657)
4.742e-05 TDB
node 28.07269121296485 2.0899e-05 deg
peri 311.6329382469267 2.2325e-05 deg
i 2.079559357012217 7.2707e-07 deg
  Orbit Determination Parameters
   # obs. used (total)      3404  
   data-arc span      49831 days (136.43 yr)  
   first obs. used      1885-01-19  
   last obs. used      2021-06-26  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .4425  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 10:43:42  

Additional Information
 Jupiter MOID = 1.47957 au 
 T_jup = 3.124 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.043246829841336E-16 -3.199917907034321E-16 -5.427952666507954E-14 -8.952418423824057E-14 7.796741530284306E-14 2.42603217786171E-15
q -3.199917907034321E-16 1.12145613496867E-15 6.489876276348757E-14 3.144661315353619E-13 -2.993216111846807E-13 -8.519503155545581E-15
tp -5.427952666507954E-14 6.489876276348757E-14 2.248620474927045E-9 8.318613248896408E-11 3.530722621041001E-10 2.625887448810644E-12
node -8.952418423824057E-14 3.144661315353619E-13 8.318613248896408E-11 4.367756609343561E-10 -4.249906590315549E-10 -9.101316186332122E-12
peri 7.796741530284306E-14 -2.993216111846807E-13 3.530722621041001E-10 -4.249906590315549E-10 4.983957172944172E-10 9.580361920831842E-12
i 2.42603217786171E-15 -8.519503155545581E-15 2.625887448810644E-12 -9.101316186332122E-12 9.580361920831842E-12 5.286299582541227E-13

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 9.21   n/a MPCxxxxx IRAS observations used: 3
diameter diameter 105.912 km 1.779 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 6.60 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Lagerkvist, C.-I.; Erikson, A.; Lahulla, F.; Di Martino, M.; et al. (2001) Icarus 149, 190-197.]
geometric albedo albedo 0.035   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
B-V BV 0.708   0.022 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=1; phase=10.23 deg.
U-B UB 0.253   0.034 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=1; phase=10.23 deg.
Tholen spectral type spec_T BCU   n/a EAR-A-5-DDR-TAXONOMY-V4.0 used 7 color indices

229 Adelinda (A882 QB)          Discovered 1882-Aug-22 by Palisa, J. at Vienna
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 A882 QB = 1946 UK = 1981 GU1 = A908 UG 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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