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11245 Hansderijk (3100 T-3)
Classification: Main-belt Asteroid          SPK-ID: 2011245
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1213423529338879 6.0532e-08  
a 2.432397753944393 1.8093e-08 AU
q 2.137244887209676 1.4219e-07 AU
i 2.963653671278587 6.8357e-06 deg
node 151.0552875996761 0.00011658 deg
peri 83.18453681818316 0.00012053 deg
M 66.63136497470821 2.8017e-05 deg
tp 2456744.035931968192
(2014-Mar-27.53593197)
0.00010798 JED
period 1385.639698758927
3.79
1.546e-05
4.233e-08
d
yr
n .2598077987534859 2.8988e-09 deg/d
Q 2.727550620679109 2.0288e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      855  
   data-arc span      14925 days (40.86 yr)  
   first obs. used      1973-09-19  
   last obs. used      2014-07-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .51175  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Aug-13 14:18:27  

Additional Information
 Earth MOID = 1.13006 AU 
 T_jup = 3.495 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.8 mag n/a MPO263450  

11245 Hansderijk           Discovered 1977 Oct. 16 by C. J. van Houten and I. van Houten-Groeneveld on Palomar Schmidt plates taken by T. Gehrels.
Johannes A. F. de Rijk (b. 1926) is a gifted Dutch science writer. Better known under the pseudonym Bruno Ernst, he has made contributions to astronomy, mathematics, physics, art and natural science, sundials and the art of M. C. Escher.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20070730/MPCPages.arcLast Updated: 2007-08-07

[ show close-approach data ]
Alternate Designations
 3100 T-3 = 3704 T-2 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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