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1163 Saga (1930 BA)
Classification: Outer Main-belt Asteroid          SPK-ID: 2001163
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 43 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04264870866545243 3.2404e-08  
a 3.216446404228516 1.5209e-08 au
q 3.079269118596532 1.0262e-07 au
i 9.024406805425757 3.4337e-06 deg
node 127.5157438174249 2.6003e-05 deg
peri 199.7224526575943 5.5381e-05 deg
M 45.93284926395405 4.7863e-05 deg
tp 2458731.666249576281
(2019-Sep-05.16624958)
0.00028067 TDB
period 2106.992091790118
5.77
1.4944e-05
4.091e-08
d
yr
n .1708596825791316 1.2119e-09 deg/d
Q 3.3536236898605 1.5858e-08 au
  Orbit Determination Parameters
   # obs. used (total)      3094  
   data-arc span      33188 days (90.86 yr)  
   first obs. used      1930-01-05  
   last obs. used      2020-11-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .42446  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 01:58:49  

Additional Information
 Earth MOID = 2.06833 au 
 Jupiter MOID = 1.88487 au 
 T_jup = 3.169 
[ show covariance matrix ]

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 10.7   n/a MPO502164  
diameter diameter 32.429 km 0.261 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 9.365 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Behrend, R. (2006) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
[Behrend, R. (2017) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
geometric albedo albedo 0.147   0.020 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

1163 Saga (1930 BA)          Discovered 1930-Jan-20 by Reinmuth, K. at Heidelberg
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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