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

[ show orbit diagram ]
Orbital Elements at Epoch 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1468148509340697 3.9245e-08  
a 2.271838466365208 7.345e-09 au
q 1.938298840579514 8.9274e-08 au
i 6.505057782085066 5.4062e-06 deg
node 1.090646815018699 3.3992e-05 deg
peri 136.0334174191583 3.7931e-05 deg
M 118.4887166371373 1.6062e-05 deg
tp 2456988.839597140890
(2014-Nov-27.33959714)
5.5644e-05 JED
period 1250.732974711204
3.42
6.0655e-06
1.661e-08
d
yr
n .2878312215947809 1.3959e-09 deg/d
Q 2.605378092150901 8.4233e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1543  
   data-arc span      32658 days (89.41 yr)  
   first obs. used      1926-04-05  
   last obs. used      2015-09-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .47683  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Oct-05 13:08:55  

Additional Information
 Earth MOID = .957346 au 
 Jupiter MOID = 2.42547 au 
 T_jup = 3.589 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 11.8 mag n/a MPO267711  
diameter diameter 11.96 km 1.0 IRAS-A-FPA-3-RDR-IMPS-V6.0 IRAS observations used: 2
rotation period rot_per 3.64808 h n/a LCDB (Rev. 2015-December); Warner et al., 2009 Published Reference List:
[Stephens, R.D. (2008) Minor Planet Bul. 35, 126-127.]
[Pravec, P.; Wolf, M.; Sarounova, L. (2008) http://www.asu.cas.cz/~ppravec/neo.htm]
geometric albedo albedo 0.1786   0.033 IRAS-A-FPA-3-RDR-IMPS-V6.0 IRAS observations used: 2
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

[ show close-approach data ]
Alternate Designations
 1929 AC = 1926 GD = 1948 RN1 = 1949 YO 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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