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JPL Small-Body Database Browser
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46998 (1998 TM30)
Classification: Main-belt Asteroid          SPK-ID: 2046998
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2164906313151871 4.3982e-08  
a 2.595147579330074 9.6355e-09 au
q 2.033322441524827 1.1189e-07 au
i 2.626883120788392 4.8989e-06 deg
node 222.5767263472212 9.7277e-05 deg
peri 155.313318433549 9.7839e-05 deg
M 335.7508115598381 1.0927e-05 deg
tp 2458703.357561645625
(2019-Aug-07.85756165)
4.6558e-05 TDB
period 1527.008719644296
4.18
8.5044e-06
2.328e-08
d
yr
n .2357550388342635 1.313e-09 deg/d
Q 3.156972717135322 1.1721e-08 au
  Orbit Determination Parameters
   # obs. used (total)      748  
   data-arc span      10081 days (27.60 yr)  
   first obs. used      1992-03-25  
   last obs. used      2019-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56471  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 06:29:51  

Additional Information
 Earth MOID = 1.03489 au 
 Jupiter MOID = 2.30703 au 
 T_jup = 3.383 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.1   n/a MPO452812  

46998 (1998 TM30)          Discovered 1998-Oct-10 by LONEOS at Anderson Mesa
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 TM30 = 2000 DT53 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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