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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0157463023987625 3.5362e-08  
a 2.794187514809562 1.4345e-08 au
q 2.750189393242524 1.0006e-07 au
i 5.590822713168824 3.7493e-06 deg
node 103.9699305825005 4.4864e-05 deg
peri 126.5227222536729 0.00015555 deg
M 264.113361618376 0.00015116 deg
tp 2459850.898972904954
(2022-Sep-28.39897290)
0.00071724 TDB
period 1706.010691445129
4.67
1.3138e-05
3.597e-08
d
yr
n .2110186072134465 1.6251e-09 deg/d
Q 2.8381856363766 1.4571e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1480  
   data-arc span      25323 days (69.33 yr)  
   first obs. used      1952-01-30  
   last obs. used      2021-05-30  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50522  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 02:47:39  

Additional Information
 Earth MOID = 1.74119 au 
 Jupiter MOID = 2.14072 au 
 T_jup = 3.321 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.01   n/a MPCxxxxx  
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
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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