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10970 de Zeeuw (1079 T-2)
Classification: Main-belt Asteroid          SPK-ID: 2010970
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 39 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1309321623871099 3.2977e-08  
a 2.720731453027731 1.0478e-08 au
q 2.364500200608187 8.9972e-08 au
i 1.868858201803166 3.6228e-06 deg
node 6.634371796317849 0.00010543 deg
peri 312.9402900660852 0.00010626 deg
M 221.3967498626083 1.5086e-05 deg
tp 2459831.599529396374
(2022-Sep-09.09952940)
6.9911e-05 TDB
period 1639.18111846212
4.49
9.4695e-06
2.593e-08
d
yr
n .2196218562703748 1.2687e-09 deg/d
Q 3.076962705447276 1.185e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2188  
   data-arc span      25318 days (69.32 yr)  
   first obs. used      1951-11-28  
   last obs. used      2021-03-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48032  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 00:49:03  

Additional Information
 Earth MOID = 1.35004 au 
 Jupiter MOID = 2.20749 au 
 T_jup = 3.345 
[ 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 13.77   n/a MPCxxxxx  

10970 de Zeeuw           Discovered 1973 Sept. 29 by C. J. van Houten and I. van Houten-Groeneveld on Palomar Schmidt plates taken by T. Gehrels.
Pieter Timotheus (Tim) de Zeeuw (b. 1956) is currently director of Leiden Observatory and of the Netherlands Research School for Astronomy (NOVA). He has made substantial contributions to galaxy dynamics and has been awarded an honorary doctorate by the Claude Bernard University of Lyon.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20060219/MPCPages.arcLast Updated: 2010-06-03

Alternate Designations
 1079 T-2 = 1991 RQ8 = 1991 RX8 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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