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11232 (1999 JA77)
Classification: Main-belt Asteroid          SPK-ID: 2011232
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 42 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07039678633882671 2.2978e-08  
a 3.190239357678496 1.8036e-08 au
q 2.965656759246287 7.6274e-08 au
i 11.29692799827217 6.1765e-07 deg
node 91.12418172955633 3.6286e-06 deg
peri 157.3457921470279 9.5567e-06 deg
M 262.0778412137778 8.5661e-06 deg
tp 2459766.624315141071
(2022-Jul-06.12431514)
4.9398e-05 TDB
period 2081.293508813668
5.70
1.765e-05
4.832e-08
d
yr
n .172969357025093 1.4668e-09 deg/d
Q 3.414821956110704 1.9306e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2260  
   data-arc span      15500 days (42.44 yr)  
   first obs. used      1978-10-03  
   last obs. used      2021-03-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .44365  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-12 22:37:27  

Additional Information
 Earth MOID = 1.95286 au 
 Jupiter MOID = 1.65592 au 
 T_jup = 3.163 
[ 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 12.46   n/a E2021B10  
diameter diameter 19.343 km 0.153 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 6.739 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.]
geometric albedo albedo 0.042   0.004 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

11232 (1999 JA77)          Discovered 1999-May-12 by LINEAR at Socorro
Reference: 19990728/Numbers.arcLast Updated: 2004-04-19

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Alternate Designations
 1999 JA77 = 1978 TF = 1979 YK4 = 1988 LX = 1990 UV1 = 1998 DJ36 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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