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JPL Small-Body Database Browser
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46996 (1998 TR28)
Classification: Main-belt Asteroid          SPK-ID: 2046996
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 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08351993207706415 4.1996e-08  
a 2.668820353852774 1.2879e-08 au
q 2.445920659173104 1.1574e-07 au
i 1.58417688139264 3.5719e-06 deg
node 248.061049563957 0.0001565 deg
peri 93.54703596808135 0.00015809 deg
M 300.1687358150821 2.15e-05 deg
tp 2458865.169024705284
(2020-Jan-16.66902471)
9.5213e-05 TDB
period 1592.49265734085
4.36
1.1527e-05
3.156e-08
d
yr
n .2260606969460878 1.6363e-09 deg/d
Q 2.891720048532444 1.3954e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1266  
   data-arc span      10510 days (28.77 yr)  
   first obs. used      1991-01-13  
   last obs. used      2019-10-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51448  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 06:29:49  

Additional Information
 Earth MOID = 1.43717 au 
 Jupiter MOID = 2.41156 au 
 T_jup = 3.376 
[ 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 14.4   n/a MPO436110  

46996 (1998 TR28)          Discovered 1998-Oct-15 by Spacewatch at Kitt Peak
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 TR28 = 2000 BG23 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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