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22957 Vaintrob (1999 TR270)
Classification: Main-belt Asteroid          SPK-ID: 2022957
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1073959125641962 3.4106e-08  
a 2.27186509921046 8.2388e-09 au
q 2.027876073658004 7.7367e-08 au
i 5.19261661884195 4.799e-06 deg
node 306.811708131878 4.0821e-05 deg
peri 310.6447910307392 4.6516e-05 deg
M 178.693490155164 2.1904e-05 deg
tp 2458579.661748264375
(2019-Apr-06.16174826)
7.6031e-05 TDB
period 1250.754968358124
3.42
6.8037e-06
1.863e-08
d
yr
n .2878261602850755 1.5657e-09 deg/d
Q 2.515854124762915 9.1236e-09 au
  Orbit Determination Parameters
   # obs. used (total)      810  
   data-arc span      9895 days (27.09 yr)  
   first obs. used      1994-01-13  
   last obs. used      2021-02-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55976  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 04:15:07  

Additional Information
 Earth MOID = 1.01543 au 
 Jupiter MOID = 2.54423 au 
 T_jup = 3.599 
[ 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 MPO435915  

22957 Vaintrob           Discovered 1999 Oct. 3 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Dmitry Vaintrob (b. 1988) is a finalist in the 2007 Intel Science Talent Search (STS), a science competition for high school seniors, for his mathematics project. He attends the South Eugene High School, Eugene, Oregon.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20070303/MPCPages.arcLast Updated: 2010-04-12

[ show close-approach data ]
Alternate Designations
 1999 TR270 = 2001 CB19 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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