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JPL Small-Body Database Browser
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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 | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 36 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1466387710953101 3.8281e-08  
a 2.27291176999127 6.0064e-09 au
q 1.939614781231684 8.7391e-08 au
i 6.502064022715945 4.3077e-06 deg
node 1.059493629847419 3.1939e-05 deg
peri 136.3068224740225 3.4433e-05 deg
M 103.5278442064758 1.3006e-05 deg
tp 2458240.562610013355
(2018-May-02.06261001)
4.4882e-05 TDB
period 1251.619420730552
3.43
4.9613e-06
1.358e-08
d
yr
n .287627368221782 1.1401e-09 deg/d
Q 2.606208758750856 6.8872e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2270  
   data-arc span      34103 days (93.37 yr)  
   first obs. used      1926-04-05  
   last obs. used      2019-08-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .43577  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-23 19:15:10  

Additional Information
 Earth MOID = .958901 au 
 Jupiter MOID = 2.41966 au 
 T_jup = 3.588 
[ 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 11.9   n/a MPO384756  
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. 2019-January); 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.]
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

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