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JPL Small-Body Database Browser
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146595 (2001 TB157)
Classification: Main-belt Asteroid          SPK-ID: 2146595
[ 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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1211308656569426 9.3865e-08  
a 2.64112057001397 2.0704e-08 au
q 2.32119934906382 2.547e-07 au
i 1.731663453825176 6.9866e-06 deg
node 151.7722948087588 0.00017505 deg
peri 25.38338159832449 0.00017659 deg
M 243.412510871448 2.0333e-05 deg
tp 2459108.226950752755
(2020-Sep-15.72695075)		 8.9131e-05 TDB
period 1567.764291325054
4.29		 1.8435e-05
5.047e-08		 d
yr
n .2296263551810666 2.7001e-09 deg/d
Q 2.961041790964119 2.3212e-08 au
   Orbit Determination Parameters
   # obs. used (total)      351  
   data-arc span      7162 days (19.61 yr)  
   first obs. used      1999-03-10  
   last obs. used      2018-10-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60991  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-31 02:36:53  

Additional Information
 Earth MOID = 1.32583 au 
 Jupiter MOID = 2.00062 au 
 T_jup = 3.384 
[ 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 16.3   n/a MPO412893  

146595 (2001 TB157)          Discovered 2001-Oct-14 by Spacewatch at Kitt Peak
Reference: 20070106/Numbers.arcLast Updated: 2007-01-09

[ show close-approach data ]
Alternate Designations
 2001 TB157 = 1999 ER2 = 2003 BU7 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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