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JPL Small-Body Database Browser
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25364 Allisonbaas (1999 TD26)
Classification: Main-belt Asteroid          SPK-ID: 2025364
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1158131694134232 2.8224e-08  
a 2.488915993835956 9.4095e-09 au
q 2.200666744186054 7.1262e-08 au
i 1.12636227135068 4.0494e-06 deg
node 236.1303141265311 0.00015898 deg
peri 254.4736680191908 0.0001601 deg
M 263.3868006422931 1.9274e-05 deg
tp 2458985.399855380653
(2020-May-15.89985538)
7.7398e-05 TDB
period 1434.21342899542
3.93
8.1332e-06
2.227e-08
d
yr
n .2510086662988216 1.4234e-09 deg/d
Q 2.777165243485858 1.0499e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1428  
   data-arc span      8775 days (24.02 yr)  
   first obs. used      1995-10-22  
   last obs. used      2019-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52091  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 04:47:06  

Additional Information
 Earth MOID = 1.21606 au 
 Jupiter MOID = 2.26273 au 
 T_jup = 3.464 
[ 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 14.9   n/a MPO412366  

25364 Allisonbaas           Discovered 1999 Oct. 3 by Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Allison Baas mentored a finalist in the 2008 Society for Science and the Public middle school science competition. She teaches at the Plankinton School District, Plankinton, South Dakota.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20090111/MPCPages.arcLast Updated: 2009-05-11

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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