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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 89 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1391253149035048 3.5114e-08  
a 3.425503620684032 1.5272e-08 au
q 2.948929350753271 1.2269e-07 au
i 2.076566154736814 3.9397e-06 deg
node 28.01310240243308 0.00010309 deg
peri 310.3198752262697 0.00010393 deg
M 297.1782330357398 1.414e-05 deg
tp 2459404.603600464901
(2021-Jul-09.10360046)
9.1876e-05 TDB
period 2315.71481028427
6.34
1.5486e-05
4.24e-08
d
yr
n .1554595576282588 1.0396e-09 deg/d
Q 3.902077890614794 1.7397e-08 au
  Orbit Determination Parameters
   # obs. used (total)      3277  
   data-arc span      49585 days (135.76 yr)  
   first obs. used      1885-01-19  
   last obs. used      2020-10-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .44807  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 04:31:56  

Additional Information
 Earth MOID = 1.94051 au 
 Jupiter MOID = 1.48494 au 
 T_jup = 3.125 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456070.5 (2012-May-23.0) TDB
Reference: JPL 89 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .140115366547503 3.5085e-08  
q 2.94167613249121 1.2189e-07 au
tp 2457100.754841119566
(2015-Mar-19.25484112)
8.6952e-05 TDB
node 28.06748558418856 0.00010288 deg
peri 311.6885341127759 0.0001037 deg
i 2.080151901131009 3.9442e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      3277  
   data-arc span      49585 days (135.76 yr)  
   first obs. used      1885-01-19  
   last obs. used      2020-10-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .44807  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 04:31:56  

Additional Information
 Jupiter MOID = 1.48494 au 
 T_jup = 3.125 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.230944804524695E-15 -4.24937980230988E-15 9.244700386485461E-14 -2.08495600222478E-15 2.563778593031662E-14 4.646850536477305E-17
q -4.24937980230988E-15 1.485813627742143E-14 -1.213943130988272E-13 8.176175082965999E-15 -7.724520526005605E-14 -5.215504939743324E-17
tp 9.244700386485461E-14 -1.213943130988272E-13 7.560605515625689E-9 -9.458173548854033E-12 1.146085680479405E-9 3.496060092673051E-13
node -2.08495600222478E-15 8.176175082965999E-15 -9.458173548854033E-12 1.05849104277952E-8 -1.057920959622235E-8 -4.328846474245049E-11
peri 2.563778593031662E-14 -7.724520526005605E-14 1.146085680479405E-9 -1.057920959622235E-8 1.075362642020216E-8 4.331267116179978E-11
i 4.646850536477305E-17 -5.215504939743324E-17 3.496060092673051E-13 -4.328846474245049E-11 4.331267116179978E-11 1.555692362606048E-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 9.2   n/a MPO473763 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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