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JPL Small-Body Database Browser
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266438 (2007 HZ23)
Classification: Main-belt Asteroid          SPK-ID: 2266438
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .01978001920343799 6.3011e-08  
a 2.776153347870352 2.6471e-08 au
q 2.721240981337787 1.7717e-07 au
i 5.796821140322032 9.2087e-06 deg
node 205.0314959552789 6.8463e-05 deg
peri 105.0644640976115 0.0002442 deg
M 128.4051367374063 0.00023427 deg
tp 2457997.880055024723
(2017-Sep-01.38005502)
0.0010986 TDB
period 1689.521040227209
4.63
2.4165e-05
6.616e-08
d
yr
n .2130781395605388 3.0476e-09 deg/d
Q 2.831065714402916 2.6994e-08 au
  Orbit Determination Parameters
   # obs. used (total)      190  
   data-arc span      8744 days (23.94 yr)  
   first obs. used      1995-11-30  
   last obs. used      2019-11-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63965  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 19:33:43  

Additional Information
 Earth MOID = 1.71361 au 
 Jupiter MOID = 2.20049 au 
 T_jup = 3.327 
[ 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 16.2   n/a MPO418414  

266438 (2007 HZ23)          Discovered 2007-Apr-18 by Spacewatch at Kitt Peak
Reference: 20110218/Numbers.arcLast Updated: 2011-02-22

Alternate Designations
 2007 HZ23 = 2004 TK47 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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