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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08299069755138236 4.2006e-08  
a 2.667094360572065 1.2617e-08 au
q 2.445750339152831 1.157e-07 au
i 1.584226032006692 3.5689e-06 deg
node 248.0588823473682 0.00015615 deg
peri 93.81902727085095 0.00015776 deg
M 30.38614209557962 2.1659e-05 deg
tp 2458866.214518056365
(2020-Jan-17.71451806)
9.5664e-05 TDB
period 1590.94804953016
4.36
1.129e-05
3.091e-08
d
yr
n .22628017307436 1.6057e-09 deg/d
Q 2.888438381991298 1.3665e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1270  
   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      .51398  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 08:38:59  

Additional Information
 Earth MOID = 1.43798 au 
 Jupiter MOID = 2.41546 au 
 T_jup = 3.377 
[ 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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