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671 Carnegia (A908 SJ)
Classification: Main-belt Asteroid          SPK-ID: 2000671
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 54 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06656388443612224 3.0964e-08  
a 3.091601398521402 1.2924e-08 au
q 2.88581240030767 9.4112e-08 au
i 8.02862407639304 4.6206e-06 deg
node .5000500972226223 2.4466e-05 deg
peri 90.43160263778779 4.3437e-05 deg
M 103.7286908526288 3.5673e-05 deg
tp 2458428.402479546104
(2018-Nov-05.90247955)
0.00019595 TDB
period 1985.517272709154
5.44
1.245e-05
3.409e-08
d
yr
n .1813129530264903 1.1369e-09 deg/d
Q 3.297390396735135 1.3784e-08 au
  Orbit Determination Parameters
   # obs. used (total)      3054  
   data-arc span      38619 days (105.73 yr)  
   first obs. used      1914-11-09  
   last obs. used      2020-08-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .41555  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-24 22:19:59  

Additional Information
 Earth MOID = 1.91697 au 
 Jupiter MOID = 1.83901 au 
 T_jup = 3.206 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456526.5 (2013-Aug-22.0) TDB
Reference: JPL 54 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06863332048146122 3.0749e-08  
q 2.882936914972282 9.4004e-08 au
tp 2456450.557585085278
(2013-Jun-07.05758509)
0.00018869 TDB
node .5734230663790336 2.4487e-05 deg
peri 92.02420666203713 4.267e-05 deg
i 8.023177965115122 4.6178e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      3054  
   data-arc span      38619 days (105.73 yr)  
   first obs. used      1914-11-09  
   last obs. used      2020-08-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .41555  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-24 22:19:59  

Additional Information
 Jupiter MOID = 1.83901 au 
 T_jup = 3.206 
Orbit Covariance (6×6)
  e q tp node peri i
e 9.454931333564029E-16 -2.8675059124928E-15 -6.774347139288315E-13 -4.558884669971225E-16 -1.380566452118239E-13 -8.385935255845044E-16
q -2.8675059124928E-15 8.836797358758334E-15 2.432532182803946E-12 6.109747837059799E-16 4.876528411311446E-13 1.90358909299598E-15
tp -6.774347139288315E-13 2.432532182803946E-12 3.560379778402311E-8 -2.937827319546318E-12 6.606864640547728E-9 -6.417019113287539E-13
node -4.558884669971225E-16 6.109747837059799E-16 -2.937827319546318E-12 5.99624566605009E-10 -5.937473713434345E-10 1.872570753865572E-11
peri -1.380566452118239E-13 4.876528411311446E-13 6.606864640547728E-9 -5.937473713434345E-10 1.82075499529102E-9 -1.863731647178073E-11
i -8.385935255845044E-16 1.90358909299598E-15 -6.417019113287539E-13 1.872570753865572E-11 -1.863731647178073E-11 2.132368894593674E-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 10.2   n/a MPO259338  
diameter diameter 60.604 km 0.842 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
rotation period rot_per 8.332 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Published Reference List:
[Benishek, V. (2014) Minor Planet Bull. 41, 257-260.]
geometric albedo albedo 0.028   0.002 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
SMASSII spectral type spec_B Xk   n/a EAR-A-5-DDR-TAXONOMY-V4.0 based on a high-resolution spectrum by Xu et al. (1995) or Bus and Binzel (2002)

671 Carnegia (A908 SJ)          Discovered 1908-Sep-21 by Palisa, J. at Vienna
Reference: DISCOVERY.DBLast Updated: 2003-08-29

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