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11742 (1999 JZ5)
Classification: Main-belt Asteroid          SPK-ID: 2011742
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 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .01589020456897267 3.5443e-08  
a 2.793905816713874 1.4329e-08 au
q 2.749510081739847 1.002e-07 au
i 5.591091854626942 3.7498e-06 deg
node 103.9704957281809 4.5057e-05 deg
peri 126.6674266490512 0.00015442 deg
M 222.6179347405628 0.00014984 deg
tp 2459851.443972117394
(2022-Sep-28.94397212)
0.00071124 TDB
period 1705.752708839588
4.67
1.3123e-05
3.593e-08
d
yr
n .2110505222324434 1.6236e-09 deg/d
Q 2.838301551687899 1.4557e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1463  
   data-arc span      25220 days (69.05 yr)  
   first obs. used      1952-01-30  
   last obs. used      2021-02-16  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50767  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-12 22:56:38  

Additional Information
 Earth MOID = 1.73874 au 
 Jupiter MOID = 2.14174 au 
 T_jup = 3.321 
[ 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 14.0   n/a MPO350895  
diameter diameter 10.635 km 0.141 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 12.17299 h n/a LCDB (Rev. 2020-October); 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 0.052   0.014 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

11742 (1999 JZ5)          Discovered 1999-May-07 by Shimizu, Y., Urata, T. at Nachi-Katsuura
Reference: 19990928/Numbers.arcLast Updated: 2004-04-19

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