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665 Sabine (A908 OE)
Classification: Main-belt Asteroid          SPK-ID: 2000665
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 36 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1729024585776373 3.457e-08  
a 3.144806955581903 1.3854e-08 au
q 2.601062101209737 1.0943e-07 au
i 14.75351547174549 4.559e-06 deg
node 298.4001006293038 1.6124e-05 deg
peri 318.6546755752778 2.1134e-05 deg
M 37.76415356909629 1.4333e-05 deg
tp 2458786.818625703813
(2019-Oct-30.31862570)
8.0922e-05 TDB
period 2036.992424730998
5.58
1.3461e-05
3.685e-08
d
yr
n .1767311432429804 1.1679e-09 deg/d
Q 3.688551809954069 1.625e-08 au
  Orbit Determination Parameters
   # obs. used (total)      3014  
   data-arc span      41935 days (114.81 yr)  
   first obs. used      1906-01-15  
   last obs. used      2020-11-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .40512  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 01:55:13  

Additional Information
 Earth MOID = 1.60527 au 
 Jupiter MOID = 1.57058 au 
 T_jup = 3.136 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456137.5 (2012-Jul-29.0) TDB
Reference: JPL 36 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1704622873947577 3.473e-08  
q 2.607179900410347 1.0932e-07 au
tp 2456753.258477981457
(2014-Apr-05.75847798)
8.1733e-05 TDB
node 298.4610096330396 1.6146e-05 deg
peri 319.1753912089986 2.1258e-05 deg
i 14.74193692059617 4.5555e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      3014  
   data-arc span      41935 days (114.81 yr)  
   first obs. used      1906-01-15  
   last obs. used      2020-11-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .40512  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 01:55:13  

Additional Information
 Jupiter MOID = 1.57058 au 
 T_jup = 3.136 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.206168701459619E-15 -3.776598106473744E-15 2.580798235338807E-13 3.61266924021183E-15 4.142973214634266E-14 3.579207806783237E-16
q -3.776598106473744E-15 1.195033939941524E-14 -8.917333835289243E-13 -1.050410493532817E-14 -1.514783790401607E-13 8.676789913185475E-16
tp 2.580798235338807E-13 -8.917333835289243E-13 6.680287365756938E-9 4.231827920706782E-12 1.15177303342094E-9 -1.244922398530426E-12
node 3.61266924021183E-15 -1.050410493532817E-14 4.231827920706782E-12 2.606860113770847E-10 -2.510392210940109E-10 8.879619061124598E-12
peri 4.142973214634266E-14 -1.514783790401607E-13 1.15177303342094E-9 -2.510392210940109E-10 4.519123352747887E-10 -8.75104849800516E-12
i 3.579207806783237E-16 8.676789913185475E-16 -1.244922398530426E-12 8.879619061124598E-12 -8.75104849800516E-12 2.075222770540601E-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 8.7   n/a MPO492757  
diameter diameter 51.09 km 2.4 IRAS-A-FPA-3-RDR-IMPS-V6.0 IRAS observations used: 10
rotation period rot_per 4.294 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Hainaut-Rouelle, M.-C.; Hainaut, O.R.; Detal, A. (1995) Astron. Astrophys. Suppl. Ser. 112, 125-142.]
[Michalowski, T.; Kaasalainen, M.; Polinska, M.; Marciniak, A.; et al. (2006) Astron. Astrophys. 459, 663-668.]
[Ditteon, R.; Hawkins, S. (2007) Minor Planet Bull. 34, 59-64.]
[Behrend, R. (2009) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Alton, K.B. (2011) Minor Planet Bull. 38, 8-9.]
[Behrend, R. (2015) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Behrend, R. (2020) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.]
geometric albedo albedo 0.3895   0.039 IRAS-A-FPA-3-RDR-IMPS-V6.0 IRAS observations used: 10

665 Sabine (A908 OE)          Discovered 1908-Jul-22 by Lorenz, W. at Heidelberg
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 A908 OE = 1973 BD = A906 AA 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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