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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 91 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1393102551610315 1.0449e-08  
a 3.429537316405727 1.3999e-08 au
q 2.951767597772966 3.4348e-08 au
i 2.07556371885823 7.2677e-07 deg
node 27.92893876256353 2.0951e-05 deg
peri 309.8612640679106 2.2407e-05 deg
M 328.7195078568899 7.1926e-06 deg
tp 2459402.068564297227
(2021-Jul-06.56856430)
4.6558e-05 TDB
period 2319.806312989384
6.35
1.4204e-05
3.889e-08
d
yr
n .1551853695647941 9.5019e-10 deg/d
Q 3.907307035038488 1.5949e-08 au
  Orbit Determination Parameters
   # obs. used (total)      3319  
   data-arc span      49585 days (135.76 yr)  
   first obs. used      1885-01-19  
   last obs. used      2020-10-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .44659  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-12 10:31:43  

Additional Information
 Earth MOID = 1.94136 au 
 Jupiter MOID = 1.47805 au 
 T_jup = 3.124 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456232.5 (2012-Nov-01.0) TDB
Reference: JPL 91 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1398661922372722 1.0222e-08  
q 2.943157700323784 3.3489e-08 au
tp 2457100.971550664162
(2015-Mar-19.47155066)
4.7363e-05 TDB
node 28.07184668950655 2.0901e-05 deg
peri 311.6618763037422 2.2323e-05 deg
i 2.079764609147032 7.2728e-07 deg
  Orbit Determination Parameters
   # obs. used (total)      3319  
   data-arc span      49585 days (135.76 yr)  
   first obs. used      1885-01-19  
   last obs. used      2020-10-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .44659  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-12 10:31:43  

Additional Information
 Jupiter MOID = 1.47805 au 
 T_jup = 3.124 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.044863981452741E-16 -3.198767906228193E-16 -5.379885436333605E-14 -8.935597994395018E-14 7.787741649342562E-14 2.427484291423035E-15
q -3.198767906228193E-16 1.121480617524404E-15 6.44569803722248E-14 3.144867060227895E-13 -2.994428363686137E-13 -8.522445596377787E-15
tp -5.379885436333605E-14 6.44569803722248E-14 2.243247448953424E-9 8.331025436651184E-11 3.520497988374481E-10 2.622774382269535E-12
node -8.935597994395018E-14 3.144867060227895E-13 8.331025436651184E-11 4.368460882542769E-10 -4.250480650421791E-10 -9.102009153946163E-12
peri 7.787741649342562E-14 -2.994428363686137E-13 3.520497988374481E-10 -4.250480650421791E-10 4.982951715792576E-10 9.580646919815832E-12
i 2.427484291423035E-15 -8.522445596377787E-15 2.622774382269535E-12 -9.102009153946163E-12 9.580646919815832E-12 5.289293017614481E-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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