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34950 (4188 T-1)
Classification: Main-belt Asteroid          SPK-ID: 2034950
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07968285175378448 3.8956e-08  
a 2.254702503628643 9.0782e-09 au
q 2.075041378283116 8.805e-08 au
i 2.213050871029538 4.9699e-06 deg
node 158.4178723908465 9.1192e-05 deg
peri 327.427726518851 9.5495e-05 deg
M 240.3195782983848 2.7153e-05 deg
tp 2459411.605140715953
(2021-Jul-16.10514072)
9.3311e-05 TDB
period 1236.608699681292
3.39
7.4685e-06
2.045e-08
d
yr
n .2911187670706036 1.7582e-09 deg/d
Q 2.434363628974171 9.8015e-09 au
  Orbit Determination Parameters
   # obs. used (total)      815  
   data-arc span      18024 days (49.35 yr)  
   first obs. used      1971-03-24  
   last obs. used      2020-07-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5426  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 03:05:33  

Additional Information
 Earth MOID = 1.09065 au 
 Jupiter MOID = 2.59223 au 
 T_jup = 3.619 
[ 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 15.9   n/a MPO337546  

34950 (4188 T-1)          Discovered 1971-Mar-26 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20020128/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 4188 T-1 = 1996 TR38 = 1998 DD34 = 2000 YK86 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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