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1126 Otero (1929 AC)
Classification: Main-belt Asteroid          SPK-ID: 2001126
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 50 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1477128744988061 1.2856e-08  
a 2.271800901569459 4.6479e-09 au
q 1.936226660109655 2.9257e-08 au
i 6.504523051483834 5.8322e-07 deg
node .9935162248558559 2.8227e-06 deg
peri 136.3030014024172 4.3145e-06 deg
M 332.6881152189358 4.0566e-06 deg
tp 2459491.386187921104
(2021-Oct-03.88618792)
1.4288e-05 TDB
period 1250.701953578842
3.42
3.8382e-06
1.051e-08
d
yr
n .2878383606660818 8.8334e-10 deg/d
Q 2.607375143029263 5.3345e-09 au
  Orbit Determination Parameters
   # obs. used (total)      3266  
   data-arc span      34706 days (95.02 yr)  
   first obs. used      1926-04-05  
   last obs. used      2021-04-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .37886  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 11:59:12  

Additional Information
 Earth MOID = .95576 au 
 Jupiter MOID = 2.41616 au 
 T_jup = 3.589 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 11.94   n/a E2021B10  
diameter diameter 10.974 km 0.892 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
rotation period rot_per 3.64808 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Pravec, P.; Wolf, M.; Sarounova, L. (2008) http://www.asu.cas.cz/~ppravec/neo.htm]
[Stephens, R.D. (2008) Minor Planet Bull. 35, 126-127.]
[Hanus, J.; Durech, J.; Broz, M.; Marciniak, A.; et al. (2013) Astron. Astrophys. 551, A67.]
[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 0.432   0.251 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  
SMASSII spectral type spec_B A   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)

1126 Otero (1929 AC)          Discovered 1929-Jan-11 by Reinmuth, K. at Heidelberg
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1929 AC = 1926 GD = 1948 RN1 = 1949 YO 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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