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123736 (2001 AQ11)
Classification: Main-belt Asteroid          SPK-ID: 2123736
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2186625388449173 4.6978e-08  
a 3.075582627872561 3.037e-08 au
q 2.403067922034624 1.4599e-07 au
i 3.497904522311599 7.6342e-06 deg
node 189.2242864668408 9.195e-05 deg
peri 256.7277521067415 9.404e-05 deg
M 236.2452149553457 2.098e-05 deg
tp 2459677.750017634646
(2022-Apr-08.25001763)
0.00011913 TDB
period 1970.105691351641
5.39
2.9181e-05
7.989e-08
d
yr
n .1827313131373235 2.7066e-09 deg/d
Q 3.748097333710497 3.7011e-08 au
  Orbit Determination Parameters
   # obs. used (total)      487  
   data-arc span      10364 days (28.38 yr)  
   first obs. used      1989-11-30  
   last obs. used      2018-04-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53759  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 04:52:30  

Additional Information
 Earth MOID = 1.42225 au 
 Jupiter MOID = 1.51353 au 
 T_jup = 3.189 
[ 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 15.2   n/a MPO449714  
diameter diameter 5.090 km 0.340 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 8.15196 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 sidereal period (not synodic); Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Durech, J.; Hanus, J.; Ali-Lagoa, V. (2018) Astron. Astrophys. 617, A57.]
geometric albedo albedo 0.075   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

123736 (2001 AQ11)          Discovered 2001-Jan-02 by LINEAR at Socorro
Reference: 20060314/Numbers.arcLast Updated: 2006-03-23

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